CN109104639A - Live broadcast system, the method, apparatus and electronic equipment for determining live video theme - Google Patents
Live broadcast system, the method, apparatus and electronic equipment for determining live video theme Download PDFInfo
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- CN109104639A CN109104639A CN201710470458.7A CN201710470458A CN109104639A CN 109104639 A CN109104639 A CN 109104639A CN 201710470458 A CN201710470458 A CN 201710470458A CN 109104639 A CN109104639 A CN 109104639A
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- 238000010801 machine learning Methods 0.000 claims description 19
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- 238000006243 chemical reaction Methods 0.000 claims description 5
- 238000002790 cross-validation Methods 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 13
- 238000005516 engineering process Methods 0.000 description 8
- 238000003860 storage Methods 0.000 description 8
- 230000006870 function Effects 0.000 description 6
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/47—End-user applications
- H04N21/478—Supplemental services, e.g. displaying phone caller identification, shopping application
- H04N21/47815—Electronic shopping
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
- H04N21/44008—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving operations for analysing video streams, e.g. detecting features or characteristics in the video stream
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/47—End-user applications
- H04N21/472—End-user interface for requesting content, additional data or services; End-user interface for interacting with content, e.g. for content reservation or setting reminders, for requesting event notification, for manipulating displayed content
- H04N21/47202—End-user interface for requesting content, additional data or services; End-user interface for interacting with content, e.g. for content reservation or setting reminders, for requesting event notification, for manipulating displayed content for requesting content on demand, e.g. video on demand
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
- H04N21/81—Monomedia components thereof
- H04N21/812—Monomedia components thereof involving advertisement data
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Databases & Information Systems (AREA)
- Human Computer Interaction (AREA)
- Business, Economics & Management (AREA)
- Marketing (AREA)
- Management, Administration, Business Operations System, And Electronic Commerce (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Abstract
This application discloses a kind of live broadcast systems, comprising: live streaming module for receiving the live video of main broadcaster's client transmission, and sends at least one user client for at least partly described live video;Content service module is sent at least one other user client for receiving the text or pictorial information of corresponding live video, and by at least partly described information;Associated articles module is used to provide the described the list of the relevant commodity of live video;Extraction module, for carrying out feature information extraction to the received live video and text relevant to live video or pictorial information;Theme determining module is broadcast live, for the characteristic information according to extraction, for live video, match the corresponding commodity, and according to matching result, the live streaming theme for identifying the live video is generated, to react live video or the corresponding commodity of video clip at any time, helps user according to the corresponding live video of interested commodity selection.
Description
Technical field
This application involves net cast technologies, and in particular to a kind of live broadcast system and a kind of determining live video theme
Method;The application is related to a kind of device and relevant electronic equipment for determining live video theme simultaneously.
Background technique
Net cast has become the focus on the application mode of internet.By net cast, can quickly and effectively transmit
Information has the characteristics that type field, real-time, intuitive and entertainment, especially meets the youth that Internet era grows up
The entertaining of people.
In face of numerous live video source, need to be broadcast live the mark of theme, so that video recipient can be quasi-
Really obtain the live content of its needs.
Under the prior art, usually by the host of live video predefine live video title or tag it is equal just
Formula identifies live streaming theme in advance.But live video itself has the characteristics that scene property and real-time, even directly
The host for broadcasting video also can not necessarily predict the content of live video completely.Video program relevant for commodity uses
The mode identified in advance can not accurately demarcate the theme of live video according to commodity actual in live video, cause
It is real according to oneself interested commodity that the theme of theme or the live video playback of live video can do nothing to help video user
When, accurately selection needs the live video watched.
Summary of the invention
The application provides a kind of live broadcast system, which can generate the theme of live video in real time, and with obtained
The theme of live video is identified live video.The application provides the method and dress of a kind of determining live video theme simultaneously
Set and a kind of execution described in for obtain live video live streaming theme method electronic equipment.
The application provides a kind of live broadcast system, comprising:
Module is broadcast live, for receiving the live video of main broadcaster's client transmission, and will at least partly described live video hair
It is sent at least one user client;
Content service module, for receiving the text or pictorial information of corresponding live video, and will be at least partly described
Information is sent at least one other user client;
Associated articles module is used to provide the described the list of the relevant commodity of live video;
Extraction module, for the received live video and text relevant to live video or pictorial information
Carry out feature information extraction;
Theme determining module is broadcast live, for the characteristic information according to extraction, is broadcast live for live video or interception
The live video segment that video obtains matches the corresponding commodity, and according to matching result, generates for identifying the live streaming
The live streaming theme of video or live video segment.
Optionally, the content service module includes messaging service submodule, comes from least one described use for receiving
The information for live video that family client is sent, and at least partly described information is sent at least one other user visitor
Family end.
Optionally, the content service module includes merchandise news publication submodule, for receiving and the main broadcaster client
Corresponding commodity posting request is held, obtains the corresponding merchandise news of the commodity posting request, and the merchandise news is sent to
At least partly access the user client of the live video.
Optionally, the content service module includes merchandise news list submodule, for user client show with
The list of the relevant commodity of the live video.
Optionally, the content service module includes shopping information submodule, is occurred for obtaining the user client
Purchase commodity behavior buying behavior information, and send at least one user client for the buying behavior information.
Optionally, theme is broadcast live determined by the live streaming theme determining module, at least one including following information:
Merchandise news relevant to the live video;
Merchandise news relevant to the segment of the live video.
Optionally, live streaming theme determined by the live streaming theme determining module for following occasions or following occasions it
One:
The title of the segment of the title of the live video or the live video;
One of the brief introduction of a part of the brief introduction of the live video or the segment of the live video
Point;
The title of the playback of the segment of the title of the playback of the live video or the live video;
The playback of a part of the brief introduction of the playback of the live video or the segment of the live video it is interior
Hold a part of brief introduction.
Optionally, including theme pushing module is broadcast live, for identified live streaming theme to be pushed to the viewing live streaming
The user client of the segment of video or live video, alternatively, in the live video catalogue browsed for user client, it is right
Theme is broadcast live determined by should being put into.
Optionally, including theme and video relating module is broadcast live, for establishing and saving the live video or live streaming
The incidence relation of video clip and the live streaming theme.
The application also provides a kind of method of determining live video theme, comprising:
During live video carries out, the characteristic information of the live video is obtained in real time, and obtain and regard with live streaming
Frequently the characteristic information of relevant pictorial information or text information;And obtain the list of the relevant commodity of the live video;
The characteristic information is substituted into through the live streaming topic identification model that training obtains in advance, is identified and the live streaming
The commodity of each live video fragment match of video or the live video;
According to it is identified with live video perhaps the commodity of live video fragment match determine the live video or
The theme of live video segment.
Optionally, the live streaming topic identification model, training obtains in the following way:
Selection by mark live video characteristic information and pictorial information relevant to these live videos or
Text information is as sample data;The mark, which refers to, determines commodity involved in the live video;
Using the sample data as training data, machine learning model is trained, makes the machine learning mould
Type can be matched according to the characteristic information of the live video and pictorial information relevant to live video or text information
To commodity involved in the live video.
Optionally, the machine learning model uses TreeLink model or SVM model.
Optionally, execute it is described by the characteristic information substitute by advance training obtain live streaming topic identification model it
Before, comprising:
Cross validation and/or artificial mark are carried out to the characteristic information, rejected real with commodity involved in live video
The incoherent information in border;Characteristic information after above-mentioned rejecting step is as the feature for substituting into the live streaming topic identification model
Information.
Optionally, the commodity determined by the basis with live video or live video fragment match, determine described in
The theme of live video or live video segment, is accomplished in that
According to the matched commodity having determined, merchandise news relevant to the commodity is obtained;
According to the merchandise news relevant to the commodity, using pre-set conversion solution, determine live video or
The theme of person's live video segment.
Optionally, the commodity indicate at least one of in the following way: commodity category, product name, commodity
SPU, the SKU of the commodity, the commodity article No..
Optionally, after determining the live video or the theme of live video segment, at least the one of following step is executed
Kind:
Using the theme as title or mark when for the live video, perhaps the live video segment determines title
The component part of topic;
When making brief introduction for the live video or the live video segment, using the theme as content letter
A part of Jie;
Make the live video perhaps the playback of live video segment when using the theme as title or title
A part;
When making the brief introduction of the playback of the live video or live video segment, using the theme as playback
Brief introduction a part.
The application also provides a kind of device of determining live video theme, comprising:
Characteristic acquisition unit, for obtaining the feature of the live video in real time during live video carries out
Information, and obtain the characteristic information of pictorial information relevant to live video or text information;
Matching unit is known for substituting into the characteristic information by the live streaming topic identification model that training obtains in advance
It Chu not be with the commodity of each live video fragment match of the live video or the live video;
Live video theme determination unit, for according to identified with live video or live video fragment match
Commodity determine the theme of the live video or live video segment.
The application also provides a kind of electronic equipment, comprising:
Processor;And
Memory, for storing a kind of program of determining live video theme, which is powered and passes through the processor
After the program for running the determining live video theme, following step is executed:
During live video carries out, the characteristic information of the live video is obtained in real time, and obtain and regard with live streaming
Frequently the characteristic information of relevant pictorial information or text information;It include from described straight in the characteristic information of the live video
Broadcast shot image information, the acoustic information of video acquisition;The pictorial information relevant to live video or text information, including it is anti-
Reflect the merchandise related information of commodity relevant to live video;And obtain the list of the relevant commodity of the live video;
The characteristic information is substituted into through the live streaming topic identification model that training obtains in advance, is identified and the live streaming
The commodity of each live video fragment match of video or the live video;
According to it is identified with live video perhaps the commodity of live video fragment match determine the live video or
The theme of live video segment.
Compared with prior art, live broadcast system provided by the present application, comprising: live streaming module, for receiving main broadcaster's client
The live video of transmission, and at least one user client is sent by at least partly described live video;Content service module,
For receiving the text or pictorial information of corresponding live video, and will at least partly described information be sent to it is at least one other
User client;Associated articles module is used to provide the described the list of the relevant commodity of live video;Extraction module, for pair
The received live video and text relevant to live video or pictorial information carry out feature information extraction;Live streaming master
Determining module is inscribed, for the characteristic information according to extraction, the live streaming obtained for live video or interception live video
Video clip matches the corresponding commodity, and according to matching result, generates for identifying the live video or live streaming view
The live streaming theme of frequency segment.Above-mentioned technical proposal can in real time, multi-angle obtain live video characteristic information, and with its institute
The merchandise news for including matches, and is video to react the corresponding commodity of video clip of live video and interception at any time
Recipient provides the most matched live streaming theme of video clip with live video and interception, to help it according to interested
Commodity effectively select required programme televised live.
Detailed description of the invention
Fig. 1 is the first embodiment schematic diagram of live broadcast system provided by the embodiments of the present application;
Fig. 2 is that the content service module of the first embodiment of live broadcast system provided by the embodiments of the present application constitutes signal
Figure;
Fig. 3 is second of embodiment schematic diagram of live broadcast system provided by the embodiments of the present application;
Fig. 4 is the method process flow diagram of determining live video theme provided by the embodiments of the present application;
Fig. 5 is the training that topic identification model is broadcast live in the method for determining live video theme provided by the embodiments of the present application
Flow chart;
Fig. 6 is in the method for determining live video theme provided by the embodiments of the present application according to identified and live video
Or the commodity of live video fragment match determine the process flow diagram of live streaming theme;
Fig. 7 is the schematic device of determining live video theme provided by the embodiments of the present application;
Fig. 8 is the electronic equipment schematic diagram of determining live video theme provided by the embodiments of the present application.
Specific embodiment
Many details are explained in the following description in order to fully understand the application.But the application can be with
Much it is different from other way described herein to implement, those skilled in the art can be without prejudice to the application intension the case where
Under do similar popularization, therefore the application is not limited by following public specific implementation.
In this application, a kind of live broadcast system, a kind of method of determining live video theme, a kind of for determining is provided
The device of live video theme and relevant electronic equipment, embodiment presented below are described in detail one by one.
Live broadcast system provided by the present application, comprising: live streaming module, for receiving the live video of main broadcaster's client transmission,
And at least one user client is sent by at least partly described live video;Content service module is corresponding straight for receiving
The text or pictorial information of video are broadcast, and at least partly described information is sent at least one other user client;It closes
Join merchandise module, is used to provide the described the list of the relevant commodity of live video;Extraction module, for the received live streaming
Video and text relevant to live video or pictorial information carry out feature information extraction;Theme determining module is broadcast live, uses
In the characteristic information according to extraction, for the live video segment that live video or interception live video obtain, matching
The corresponding commodity, and according to matching result, generate the live streaming for identifying the live video or live video segment
Theme.The live broadcast system has associated articles module, the list of the relevant commodity of live video is provided, therefore, according to live streaming
The characteristic information of video can match live video (or live video segment) with particular commodity, thus may further
It is that live video determines suitable theme according to matching relationship.
Fig. 1 to Fig. 3 is the schematic diagram of live broadcast system provided by the embodiments of the present application, wherein Fig. 1 mentions for the embodiment of the present application
The first embodiment schematic diagram of the live broadcast system of confession;Fig. 2 is the first reality of live broadcast system provided by the embodiments of the present application
The content service module for applying mode constitutes schematic diagram;Fig. 3 is second of embodiment party of live broadcast system provided by the embodiments of the present application
Formula schematic diagram.
The live broadcast system includes live streaming module 101, content service module 102, extraction module 103, associated articles module
104 and live streaming theme determining module 105.
When it is implemented, the live broadcast system needs and the main broadcaster's client and use respectively by being connected to the network the live broadcast system
Family client combines, and is just able to achieve direct broadcast function.Wherein, main broadcaster's client of main broadcaster's function is opened for recording direct broadcasting room
Video, and the live broadcast system is sent it to, live video is transmitted to request and enters the direct broadcasting room simultaneously by the live broadcast system
Watch at least one user client of live video.Main broadcaster's client and user client can use computer, intelligence
The equipment such as mobile phone or tablet computer are realized.
The live streaming module 101, for receiving the live video of main broadcaster's client transmission, and will at least partly described live streaming
Video is sent at least one user client.
The live video refers to the video program sent in real time fashion, is generally sent by the way of video flowing.
Due to video information very abundant and contain much information, and the transmission speed of current network is slow, if based on traditional
The processing mode of calculation machine file handles network video data information, it will some problems occurs.At traditional computer documents
In reason mode, computer disposal file is completely handled, that is to say, that file must be one when processed
A complete entirety.If a part in file is damaged, or the content of only half, then computer will be considered to this
File is bad, is not accessible.If this set principle is also suitable for network video file simultaneously, viewer is at least needed
It waits dozens of minutes to a few hours, can just see after the completion of video file downloading, this does not obviously meet the requirement of live video.
Therefore, the transmission of live video generallys use a kind of dedicated fluidisation technology extraction document, the i.e. mode of video flowing.
So-called video flowing is exactly a kind of transmission mode of video data information, makes in this way, and user can not have
Those received information can be handled before being connected to complete data information.Under video flowing mode, live broadcast system is passed to user
When defeated video file, not instead of once file is not sent integrally, small piece is first classified as by the time sequencing of broadcasting
It is disconnected, similar to the frame in image, these segments are successively then issued into user.The netcast tool of user receives these pieces
It has no progeny, continuously plays these segments, so that it may generate complete sound and image, only begin with a little delays.
For live video, the video program of generation by the intermediary of live broadcast system, realize video program broadcast and
Video program is received substantially in real time, obtains live streaming effect.
In practical application, the live broadcast system can be used for consumer live streaming, such as shopping at network, generally will include
One live streaming product list, directly shows or the whole live videos of displaying of classifying, the user that main broadcaster's function is opened in application are (i.e. main
Broadcast), it the title for the live video issued by the live broadcast system and corresponding be linked at the live streaming product list and show
Out, at the same main broadcaster can also provide most can reflecting video content topic and attractive picture, provide main broadcaster's title and
The information such as live content introduction select interested video to watch to watch the user (i.e. spectators) of live video;Institute
It states spectators and watches corresponding live video by clicking the link, application.In addition, when the live video starts live streaming, it is main
The label for reacting its live content information can also be stamped to the live video by broadcasting.In consumer live streaming, live video title
The merchandise news or information on services that the live video provides can be generally embodied with label.
The live video content that the main broadcaster issues in the live broadcast system, including can be in direct broadcasting room intuitively to user
Show commodity, and solve the problems, such as that user lives for example, how more effectively skin care, how to arrange in pairs or groups clothes in different occasions,
Cuisines how are made, effectively suitable outdoor sports how is carried out and reaches body-building purpose, how to nurse infant etc..The spectators
When watching live video by user client, interested live video request viewing in live streaming product homepage list page is clicked
Live streaming, while can be to be bought when seeing.
In addition to this, the live broadcast system can be used for social category live streaming and show field live streaming, life & amusement live streaming, trip
Other scenes, the present embodiment such as play live streaming, sports show, online education live streaming, tourism live streaming are described by taking consumer live streaming as an example,
Other existing polynary form scenes and live broadcast service content no longer repeat one by one, within the application protection scope.
Concrete example is as follows:
Main broadcaster A issues the live video of a collocation clothes, and the live video is shown in the product list of live video
Entitled " The tailor makes the man ", main broadcaster wear the moulding picture of featured dress ornament and are attached to video start button and main broadcaster A
Title " main broadcaster A ", spectators B click respective links request and watch the video.During live streaming, main broadcaster A is issued and is shown a series of
Clothes, spectators B can seek advice from or comment on commodity during live streaming, when seeing interested clothes, click and correspond to
Link view merchandise related information, directly buy.
The live streaming module 101 provides acoustic information and image information for the identification of theme is broadcast live, and is to extract the live streaming
The primary information resource of the characteristic information of video.
The content service module 102, for receiving the text or pictorial information of corresponding live video, and will at least portion
The information is divided to be sent at least one other user client.
After main broadcaster's client accesses the live broadcast system provided in this embodiment, main broadcaster can issue video by live broadcast system
Information can also issue the video related information of corresponding textual form or graphic form, so as to live broadcast system and user visitor
Family end is managed it, classifies, retrieves, in addition, publication while main broadcaster is also possible to show commodity during net cast
Merchandise news, merchandise news publication form include picture or explanatory note or the commodity page link, these information be with
The relevant content information of live video;Other than the information that main broadcaster provides, the administrator on backstage is also possible to regard live streaming
Frequency content carries out some calibration, for example, the administrator on backstage can also be determined according to the content of live streaming live video theme or
Label etc. is arranged for it in person, these are also the relevant content information of live video;During live streaming, the main broadcaster and spectators can be
Direct broadcasting room carries out instant message interaction, and the instant message interactive information includes merchandise related information, such as commodity consultation information,
Commodity etc. are commented on, these information are also the relevant content information of live video;In addition during being broadcast live, the spectators are due to viewing
Live video is to trigger the behavior of the purchase commodity of its generation and the relevant content information of live video.
The relevant content information of above-mentioned live video, such as the title of live content, label, character introduction, picture, quotient
Product consulting, comment on commodity, commodity purchasing etc. are handled by 102 reception of content service module, to determine that live streaming theme provides text
This information and pictorial information are one of the information sources of characteristic information for extracting the live video.
It should be noted that the relevant content information of the live video, such as title, label, the text of live content
Introduction, picture, commodity consultation, comment on commodity, commodity purchasing etc., wherein at least part information are sent at least one other
User client;For example, title and representative picture that the video flowing that main broadcaster's client is oneself provides, will act as being broadcast live
The title and static images of video flowing, as the title bar content retrieved for user by user client, and with
Live video stream is sent to the user client.
In practical application, the aforementioned function that the live content service module can be provided according to it, may include multiple
Part may include different one of the submodule of following four: messaging service in preferred embodiment provided in this embodiment
Submodule 102-1, merchandise news issue submodule 102-2, merchandise news list submodule 102-3, shopping information submodule
102-4。
In the present embodiment, the content service module 102 includes four seed module, with reference to shown in Fig. 2:
The messaging service submodule 102-1 is directed to for receiving from what user client described at least one was sent
The information of live video, and at least partly described information is sent at least one other user client.
During live streaming, spectators are interacted using user client with main broadcaster or other spectators, and interaction disappears immediately
Breath includes text information, pictorial information, label information, the heading message etc. delivered.The messaging service submodule 102-1, from
The instant message for live video at least from a user client is extracted in direct broadcasting room instant message, in addition, near
Information described in small part is sent at least one other user client, to realize interaction.
During live streaming, the instant message of direct broadcasting room is varied, for example, the message greeted, daily chat messages,
The message for the commodity that consulting main broadcaster is showing, seeks advice from the message of other interested commodity, seeks advice from the message etc. of problem concerning life
Deng wherein including merchandise related information relevant to commodity involved in live video, for example including merchandise news, comment on commodity
Information, the instant message of the contents such as commodity consultation information.
The information for live video that the messaging service submodule 102-1 is sent, as the extraction live video
One of the information source of characteristic information.
The merchandise news issues submodule 102-2, asks for receiving commodity publication corresponding with main broadcaster's client
Ask, obtain the corresponding merchandise news of the commodity posting request, and the merchandise news is sent at least partly access it is described straight
Broadcast the user client of video.
During live streaming, main broadcaster can be at any time in direct broadcasting room publishing commodity, these commodity are during live streaming by mentioning
For the form publication of commodity related link, the commodity related link that spectators issue according to main broadcaster obtains the merchandise news of the commodity,
It include: product name, classification, label, price, comment etc.;In addition, main broadcaster can also by other forms publishing commodity, for example,
It is issued in the form of the picture of commodity picture or the buyer's guide page either commodity character description information, spectators can be direct
Merchandise related information is obtained in video barrage;Alternatively, can also be the aggregate list for all products being related in live video
Or the form publication of SPU list.The merchandise news issues submodule 102-2, receives above-mentioned commodity posting request, obtains quotient
The corresponding merchandise news of product posting request, and it is sent to the user client at least partly accessing live video, to facilitate spectators
During watching live streaming, the details of product of interest are obtained, and very easily buy.Son is issued by the merchandise news
The merchandise news that module 102-2 is sent, as one of the information source of characteristic information for extracting the live video.
The merchandise news list submodule 102-3, it is relevant to the live video for being shown to user client
The list of commodity.
In practical application, during live broadcast system live streaming, all commodity or part commodity of main broadcaster's publication,
It is shown to user client, and spectators can be to buy in viewing.The display form of main broadcaster's publishing commodity, including with
SPU is that unit is shown or shown by SKU or shown in the form of single-item or showed in other forms.
The SPU (Standard Product Unit, standard product unit), the minimum unit of merchandise news polymerization,
When showing commodity in the form of SPU, first shows basic product, show the commodity of lower the sold businessman of this product after click again.For example,
Iphone7plus is a SPU, and N97 is also a SPU, this is unrelated with businessman, also unrelated with color, style, set meal, directly
The merchandise news for broadcasting iphone7plus shown in video is first aggregated in a SPU, stamps " iphone7plus " label,
Under " iphone7plus " label, then show the goods links of each specific businessman.
The SKU (Stock Keeping Unit, quantity in stock unit), the minimum stock unit of commodity stocks, such as
A SKU used in clothes, footwear commodity is usually indicated: specification, color, style, and C brand shown in live video connects clothing
Skirt is shown as a SKU, and C brand one-piece dress red XL is aggregated in a SKU when showing commodity, stamps " C brand red
One-piece dress XL " label under this label, then shows the C brand red one-piece dress commodity of each size.
It is described that commodity are shown in the form of single-item, refer to every single-item unique display, for example, a single-item is directed toward in a link
Information page.
The merchandise news list submodule 102-3 shows commodity relevant to the live video to user client
List.Also, the list of these commodity or the corresponding merchandise related information of commodity extract described as extraction module 103
One of information source of the characteristic information of live video.
The shopping information submodule 102-4, the behavior of the purchase commodity for obtaining the user client generation
Buying behavior information, and at least one user client is sent by the buying behavior information.
During live streaming, if the spectators for watching live video are produced by user client for the commodity issued in video
Buying behavior is given birth to, buying behavior information is as acquired in the shopping information submodule 102-4, while the module is by the purchase
It buys behavioural information and is sent at least one user client.Pass through shopping information submodule 102-4, the purchase row of user client
Can to be showed during live streaming, improve user there are senses and sense of participation.Buying behavior information can count simultaneously
To the shipping Qty. of the SPU or SKU of commodity or single-item etc., provide reference for other users purchase, can also determine it is straight
One of reference conditions when broadcasting theme as hot-sale products.
The buying behavior information is also as one of the information source of characteristic information for extracting the live video.
It should be noted that above-mentioned four kinds of different submodules include merchandise related information, and in the implementation, above-mentioned four kinds
Submodule can be also possible to the group cooperation of wherein any several seed modules separately as the presentation mode of content service module
For the presentation mode of content service module, within the application protection scope.
The extraction module 103, for the received live video and text relevant to live video or
Pictorial information carries out feature information extraction.
During live video carries out, the relevant information of live video is obtained, in real time in order to comprehensive and accurately
The content of reflection live streaming theme, it is necessary to information collection be carried out to live video from multiple dimensions.The dimension refers to and obtains these
The form of source-information, a form are exactly a dimension.The characteristic information refers to the live streaming valuable letter of topic identification
Breath.The characteristic information of multiple predetermined dimensions exactly carries out the same live video from the different shape angle having determined more
The valuable information that the acquisition of memberization obtains.In practical application, by speech recognition technology, to the acoustic information of live video
The characteristic information for extracting a predetermined dimension extracts other one to the image information in live video by image recognition technology
The characteristic information of a dimension.
The speech recognition refers to that the voice content of the mankind is converted to corresponding text automatically by computer.In the present embodiment,
Sound is obtained using sound abstraction function, processing is further identified using the speech recognition technology of Ali to collected sound,
The text key message of main broadcaster told about is obtained by the sound of main broadcaster, the text key message includes at least a keyword.
Described image identification, refers to and is handled image, analyzed and understood using computer, to identify various different moulds
The target of formula and technology to picture.In the present embodiment, shot image information is obtained using screenshot function, the screenshot that will acquire uses
The vertical naughty technology of the bat of Ali is further processed and obtains the picture scene classification of the live video.
In practical application, in the voice and image recognition to the live video, the segment of preset duration can be extracted
It is identified, for example, preset duration can be 2 minutes, 5 minutes, 10 minutes etc., the present embodiment, without limitation to preset duration.
The present embodiment further identifies the characteristic information of live video from the text key message and picture scene information extracted,
The characteristic information of the live video refers to the content that can reflect the live video segment of live video content or interception, and
And text information relevant to the merchandise related information that the live video segment of the live video or interception is included, at least
Include a keyword.
In addition, the extraction module 103 also obtains the text relevant to live video from the content service module 102
This perhaps pictorial information therefrom identify the live video or interception video clip characteristic information, feature letter
Breath includes the corresponding merchandise news of the content of video clip with the live video or interception or items list information.Institute
Acquisition is stated, can be and directly transmitted by content service module 102, can also be directly read by the extraction module 103.
Concrete example is as follows:
Main broadcaster A carries out the net cast of entitled " The tailor makes the man ", and main broadcaster A intuitively shows C by video during live streaming
Commodity D money T-shirt, voice introduce T-shirt style, while announcing to carry out advertising campaign and prize drawing rule, and spectators B enters the direct broadcasting room
And seek advice from a commodity price of white, material, whether participate in promotion, main broadcaster's A voice answering price clothes is that pure cotton has bullet
80 yuans of power, trousers can be divided to constitute slim and graceful street with skirt or broken hole nine and clap wind, and intuitively provide the material object of two ways
Promotion and integral point sweepstake are participated in collocation.
In the present embodiment, go out " slim and graceful street bat wind " " C commodity D money T-shirt " from the speech recognition of the main broadcaster of live video stream, from
Heading message identifies " dress ornament ", identifies " promotion, prize drawing " from instant message and main broadcaster's interactive voice, these characteristic informations are made
For one of the information source for determining live streaming theme.
The associated articles module 104, is used to provide the described the list of the relevant commodity of live video.
Live video theme determined by live broadcast system provided by the present application includes live video (or live video piece
Section) corresponding merchandise news, it can be by live video (or live video segment) and particular commodity according to live video theme
It matches, so as in the relevant consumer live streaming of shopping at network;And the set of these particular commodities is exactly by described
The merchandise news list that commodity association module 103 provides.
The list of the relevant commodity of the live video is supplied to the live streaming theme by the associated articles module 104
105 are determined, for determining live streaming theme.
The associated articles module 104 and merchandise news list submodule 102-3 be not identical, associated articles module 104
Provide the list of commodity relevant to live video, i.e., each segment possibility of the described live video and the live video
It is related to which commodity;The merchandise news list submodule 102-3 is then responsible for these merchandise displays to user client,
The commodity of displaying are exactly what associated articles module 104 provided, but are specifically shown in which way, then by merchandise news list
Module 102-3 is realized.
In addition, the associated articles that the associated articles module 104 provides can be physical goods, as jewelry, cosmetics with
And dress ornament etc.;Also service commodity, such as Souvenirs be can be completely.
The live streaming theme determining module 105 for live video or is cut for the characteristic information according to extraction
The live video segment for taking live video to obtain matches the corresponding commodity, and according to matching result, generates for identifying
State the live streaming theme of live video or live video segment.
The characteristic information of included commodity and its relevant information is identified according to live video and live video segment,
The list of commodity relevant to the live video that the associated articles module 104 provides carries out goods matching, according to matching
As a result the live streaming theme is determined.
In practical application, the characteristic information of the live video or live video segment that get, including it is multiple
Critical field, there are many storage processing modes of data and a variety of machine learning models for being suitable for classification can choose to build
Vertical video-commodity identification model, and the characteristic information is matched with particular commodity in the list of the commodity.
In the present embodiment, it is contemplated that big data quantity and the convenience of data processing use ODPS (aerial ladder) data of Ali
System is stored in the form of database table;Training sample is selected from the characteristic information, and to the sample data
Cross validation and/or artificial mark are carried out, rejects and live video content actually incoherent information and marks the sample number
Desired result corresponding to each element in;The sample data is trained using machine learning model TreeLink, from
And establish the video-commodity identification model.In addition, the characteristic information, which includes at least, can represent commodity SPU in the present embodiment
Key field, such as clothes, mother and baby's product, mobile phone etc..
In the present embodiment, after the characteristic information is matched with particular commodity in the list of the commodity, according to
With as a result, generating the live streaming theme for identifying the live video or live video segment;The live streaming theme, including
At least one of following information: merchandise news relevant to the live video;Quotient relevant to the segment of the live video
Product information;For example, being embodied in the live streaming theme using product name, marketing tool as a part of live streaming theme.
The live streaming theme determined through the above way by the live streaming theme determining module 105, necessarily include: with it is described straight
Broadcast the relevant merchandise news of video, and merchandise news relevant to the segment of the live video.
In practical application, the live streaming theme can use in multiple scenes, specifically, being used as the live streaming view
The title of frequency is used as the title of the segment of the live video, these titles will be shown in live streaming catalogue,
Also it can make the retrieval clue of commodity perhaps video when user's search commercial articles or video or when video clip as title quilt
It searches;The live streaming theme is also used as a part of the brief introduction of live video or the piece of the live video
A part of the brief introduction of section, so that the content of theme and video or video clip is more bonded;In addition, the live streaming theme
It can also be used as the title of the playback of the title of the playback of the live video or the segment of the live video;It is described straight
Broadcast theme be also used as the live video playback brief introduction a part or the live video segment
A part of the brief introduction of playback.Since the live streaming theme can provide more accurately for commodity and video or video clip
It is corresponding, facilitate user for the live streaming or playback and the live streaming of video clip or playback of interested commodity viewing video, and
It need not waste time to wait commodity interested.
Fig. 3 is second of embodiment schematic diagram of live broadcast system provided by the embodiments of the present application.The structure of the embodiment
It is to increase by two modules in the embodiment shown in figure 1, comprising: live streaming theme is pushed away with video relating module 306, live streaming theme
Send module 307.
The live streaming theme and video relating module 306, for establishing and saving the live video or live video
The incidence relation of segment and the live streaming theme.
In embodiment provided by the present application, it is corresponding straight that the live video is obtained by the live streaming theme determining module
Theme is broadcast, the live streaming theme and video relating module 306 are inputed to, establishes the live video (or live video segment)
With the incidence relation of the live streaming theme, and the incidence relation is saved, it may be convenient to realize live video or live streaming view
Retrieval, the inquiry of frequency segment.For example, some live video and 5 video clips of interception therein, the live streaming theme being matched to
It is A commodity SPU, thus by the live video and live video fragment association to A commodity SPU, in this way when user searches
When rope A commodity, corresponding all live video or video clip can be queried under A commodity SPU.
The live streaming theme pushing module 307, for identified live streaming theme to be pushed to the viewing live video
Or the user client of the segment of live video, alternatively, correspondence is put in the live video catalogue browsed for user client
Theme is broadcast live determined by entering.
By the live streaming theme and video relating module 306, it is (or straight to obtain the live streaming theme and the live video
Broadcast video clip) incidence relation, input to the live streaming theme pushing module 307, the module is straight by the live video
Theme is broadcast, the user client for watching the live video or live video segment is pushed to, it can also be for user client
In the directory information of browsing, be correspondingly placed into determined by theme is broadcast live, user client is responded by clicking in directory information
Theme is broadcast live, obtains and watches corresponding live video or live video segment.
In addition, the live streaming theme pushing module 307, also directly can be broadcast live what theme determining module determined according to by described
Theme is broadcast live, is pushed to and watches the live video perhaps user client of live video segment or for user client
In the directory information of browsing, it is correspondingly placed into identified live streaming theme.
In the present embodiment, the live streaming theme and video relating module, and live streaming theme pushing module are increased, in user
When the relevant live video of some commodity of client-side search, the live streaming theme pushing module 307 will be pushed away first with a SPU
The relevant live video or live video piece segment information of user client are given, user shows specific each phase after clicking
The live video of pass and the recommended information or live video segment corresponding to it and the recommended information corresponding to it, it is convenient
User selects viewing.The corresponding recommended information of the video or the corresponding reception information of video clip are from the live streaming
The content for the live streaming subject information that theme determining module 105 generates, including merchandise related information, such as commodity purchasing amount information
Deng.In addition, the live streaming theme and live video or the corresponding relationship of live video segment are increased in real time in the present embodiment
It is added in live video classified catalogue, while the live streaming theme and live video playback or live video segment being returned
The corresponding relationship put is increased in real time in live video playback classified catalogue, facilitates user that interested live streaming is intuitively selected to regard
Frequency or live video segment or live video playback or the playback of live video segment, to be provided more for user's shopping
Convenient and finer service can be user and targetedly select interested content rather than the viewing video of blindness,
To save the time, therefore the live broadcast system is more intelligent, more friendly to user, increases the viscosity of the live broadcast system.
It should be noted that in the live streaming theme and video relating module 306 and live streaming 307 the two of theme pushing module
It may include one or two, within the scope of protection of this application.
In the above-described embodiment, a kind of live broadcast system is provided, live broadcast system provided by the embodiments of the present application is based on, this
Application one embodiment also provides a kind of method of determining live video theme, please refers to fig. 4 to fig. 6, wherein Fig. 4 is this Shen
Please embodiment provide determination live video theme method process flow diagram;Fig. 5 is that determination provided by the embodiments of the present application is straight
Broadcast the training flow chart that topic identification model is broadcast live in the method for video subject;Fig. 6 is that determination provided by the embodiments of the present application is straight
It broadcasts in the method for video subject and determines live streaming master with live video or the commodity of live video fragment match according to identified
The process flow diagram of topic.
The application one embodiment also provides a kind of method of determining live video theme, as shown in Figure 4, comprising:
Step S401 obtains the characteristic information of the live video, and obtain during live video carries out in real time
The characteristic information of pictorial information relevant to live video or text information;And obtain the relevant quotient of the live video
The list of product.
The live video, and the characteristic information of the live video is obtained in real time, and is obtained and live video phase
The pictorial information of pass or the characteristic information of text information, and, the list of the relevant commodity of the live video is obtained, at this
Apply that detailed description has been carried out in a kind of live broadcast system provided by the above embodiment.
Optionally, the information for live video sent from user client described at least one is received;And it is near
Information described in small part is sent at least one other user client.
Optionally, commodity posting request corresponding with main broadcaster's client is received, the commodity posting request pair is obtained
The merchandise news answered;And the merchandise news is sent to the user client at least partly accessing the live video.
Optionally, the list of commodity relevant to the live video is shown to user client.
Optionally, the buying behavior information of the behavior for the purchase commodity that the user client occurs is obtained;And it will be described
Buying behavior information is sent at least one user client.
The characteristic information is substituted into through the live streaming topic identification model that training obtains in advance, is identified by step S402
With the commodity of each live video fragment match of the live video or the live video.
In this step, the characteristic information of the live video or live video segment that are got according to step 401 leads to
The live streaming topic identification model is crossed, identifies each live video segment with the live video or the live video
The commodity matched.
The task that the live streaming topic identification model executes is " matching ", that is, is having predetermined that live video may
In the case where relevant commodity, using these commodity as candidate item, the characteristic information of each dimension by collecting live video,
Determine that live video is practical and any or which kind commodity matches.Since possible dependent merchandise is in a limited time
Selected works select in closing, and keep the training difficulty that topic identification module is broadcast live lower, recognition accuracy is higher.
In the present embodiment, the training process for obtaining the live streaming topic identification model is as shown in Figure 5, comprising:
Step S402-1, selection is by the characteristic information and figure relevant to these live videos of the live video marked
Piece information or text information are as sample data;The mark, which refers to, determines commodity involved in the live video.
In this step, the sample data of the live streaming topic identification model is established in selection.In the present embodiment, first select
The live video for the commodity that it is related to is determined, by the characteristic information of these live videos and relevant pictorial information or text
This information is as the live streaming topic identification model and the corresponding commodity of the live video are established, as sample data;Institute
The characteristic information and relevant pictorial information or text information stated and the commodity are mentioned in the above embodiments of the present application
It is described in detail in a kind of live broadcast system supplied.
Step S402-2 is trained machine learning model using the sample data as training data, makes described
Machine learning model can be according to the characteristic information of the live video and pictorial information relevant to live video or text
This information is matched to commodity involved in the live video.
It in this step, realizes training and obtains machine learning model, by the machine learning model, realize according to
Live video characteristic information and pictorial information relevant to the live video or text information, and involved by the video
Commodity matched.Specifically, using training sample obtained in step S402-1, to current live topic identification model into
Row training, the obtained live streaming topic identification model after the completion of training, the live streaming theme obtained as the preparatory training are known
Other model identifies the commodity with each live video fragment match of the live video or the live video for sample.
There are many kinds of the machine learning models, as Logic Regression Models, Random Forest model, bayes method model,
Neural network model, TreeLink (decision tree), SVM (support vector machines, Supporting Vector Machine) etc..It can
, by process choosings models such as iteration, trial and errors, also can use other existing works according to business characteristic and experience accumulation
Tool and method choice model, such as with data mining map, Scikit-learn (the machine learning mould based on BSD open source license
Block) the method choice model etc. that provides.
It, will be by the characteristic information and picture relevant to these live videos of the live video of mark in the present embodiment
Information or text information are as commodity involved in sample data and the live video having determined, by Ali's cloud
The processing of ODPS data processing service system is used as training data, preferentially establishes live streaming using the training of machine learning TreeLink algorithm
Topic identification model.In addition, the machine learning model in the present embodiment is also an option that SVM model.
In practical application, before the execution of this step, generally further includes being pre-processed for the characteristic information, wrap
It includes: cross validation and/or artificial mark is carried out to the characteristic information, reject and the practical not phase of commodity involved in live video
The information of pass;Characteristic information of the characteristic information as the substitution live streaming topic identification model after above-mentioned rejecting step,
To more rapidly, accurately be matched to commodity involved in it to the live video.
Step S403 is determined described straight according to the identified commodity with live video or live video fragment match
Broadcast the theme of video or live video segment.
The purpose of this step is the theme of the determining live video or live video segment, specifically includes step
S403-1 to S403-2, as shown in Figure 6:
Step S403-1 obtains merchandise news relevant to the commodity according to the matched commodity having determined;
Step S403-2 is determined according to the merchandise news relevant to the commodity using pre-set conversion solution
The theme of live video or live video segment.
In the present embodiment, using described in the method re-calibration being inserted into product name, main broadcaster's title in live streaming title
The theme of live video or live video segment.Further, it is also possible to determine the live video master using other conversion solutions
Topic.
Optionally, the commodity indicate at least one of in the following way: commodity category, product name, commodity
SPU, the SKU of the commodity, the commodity article No..
SPU, SKU of the commodity have a detailed description in a kind of embodiment of live broadcast system provided by the present application.
After the theme for determining the live video or live video segment, there are many applications for the live video theme
Scene, for example, executing at least one of following step: determining title for the live video or the live video segment
When, using the theme as title or the component part of title;For the live video or the live video segment system
When making brief introduction, using the theme as a part of brief introduction;Make the live video or live video segment
Playback when, using the theme as a part of title or title;Make the live video or live video segment
Playback brief introduction when, using the theme as playback brief introduction a part.
Corresponding with a kind of method of determining live video theme provided by the embodiments of the present application, the embodiment of the present application also mentions
For a kind of device of determining live video theme, it is illustrated with reference to the accompanying drawing.
Referring to Fig. 7, it illustrates the schematic devices of determining live video theme provided by the embodiments of the present application.Due to dress
It sets embodiment and is substantially similar to embodiment of the method, so describing fairly simple, referring to the part of embodiment of the method in place of correlation
Explanation.Installation practice described below is only schematical.
The application provides a kind of device of determining live video theme, comprising:
Characteristic acquisition unit 701, for obtaining the spy of the live video in real time during live video carries out
Reference breath, and obtain the characteristic information of pictorial information relevant to live video or text information;
Matching unit 702, for substituting into the characteristic information by the live streaming topic identification model that training obtains in advance,
Identify the commodity with each live video fragment match of the live video or the live video;
Live video theme determination unit 703, for according to identified and live video or live video segment
The commodity matched determine the theme of the live video or live video segment.
Optionally, the live streaming topic identification model, training obtains in the following way:
Selection by mark live video characteristic information and pictorial information relevant to these live videos or
Text information is as sample data;The mark, which refers to, determines commodity involved in the live video;
Using the sample data as training data, machine learning model is trained, makes the machine learning mould
Type can be matched according to the characteristic information of the live video and pictorial information relevant to live video or text information
To commodity involved in the live video.
Optionally, the machine learning model uses TreeLink model or SVM model.
Optionally, execute it is described by the characteristic information substitute by advance training obtain live streaming topic identification model it
Before, comprising:
Cross validation and/or artificial mark are carried out to the characteristic information, rejected real with commodity involved in live video
The incoherent information in border;Characteristic information after above-mentioned rejecting step is as the feature for substituting into the live streaming topic identification model
Information.
Optionally, the commodity determined by the basis with live video or live video fragment match, determine described in
The theme of live video or live video segment, is accomplished in that
According to the matched commodity having determined, merchandise news relevant to the commodity is obtained;
According to the merchandise news relevant to the commodity, using pre-set conversion solution, determine live video or
The theme of person's live video segment.
Optionally, the commodity indicate at least one of in the following way: commodity category, product name, commodity
SPU, the SKU of the commodity, the commodity article No..
Optionally, after determining the live video or the theme of live video segment, at least the one of following step is executed
Kind:
Using the theme as title or mark when for the live video, perhaps the live video segment determines title
The component part of topic;
When making brief introduction for the live video or the live video segment, using the theme as content letter
A part of Jie;
Make the live video perhaps the playback of live video segment when using the theme as title or title
A part;
When making the brief introduction of the playback of the live video or live video segment, using the theme as playback
Brief introduction a part.
The embodiment of the present application also provides a kind of electronic equipment, please refers to Fig. 7, is determining live video provided by the present application
The schematic diagram of the electronic equipment embodiment of theme.Since apparatus embodiments are substantially similar to embodiment of the method, so describing to obtain ratio
Relatively simple, the relevent part can refer to the partial explaination of embodiments of method.Apparatus embodiments described below are only schematic
's.
The a kind of electronic equipment of the present embodiment, the electronic equipment include: processor 801;And memory 802, it is described to deposit
Reservoir 802, for storing a kind of program of determining live video theme, which is powered and passes through described in the processor operation
After the program for determining live video theme, following step is executed:
During live video carries out, the characteristic information of the live video is obtained in real time, and obtain and regard with live streaming
Frequently the characteristic information of relevant pictorial information or text information;It include from described straight in the characteristic information of the live video
Broadcast shot image information, the acoustic information of video acquisition;The pictorial information relevant to live video or text information, including it is anti-
Reflect the merchandise related information of commodity relevant to live video;And obtain the list of the relevant commodity of the live video;
The characteristic information is substituted into through the live streaming topic identification model that training obtains in advance, is identified and the live streaming
The commodity of each live video fragment match of video or the live video;
According to it is identified with live video perhaps the commodity of live video fragment match determine the live video or
The theme of live video segment.
Although the application is disclosed as above with preferred embodiment, it is not for limiting the application, any this field skill
Art personnel are not departing from spirit and scope, can make possible variation and modification, therefore the guarantor of the application
Shield range should be subject to the range that the claim of this application defined.
In a typical configuration, calculating equipment includes one or more processors (CPU), input/output interface, net
Network interface and memory.
Memory may include the non-volatile memory in computer-readable medium, random access memory (RAM) and/or
The forms such as Nonvolatile memory, such as read-only memory (ROM) or flash memory (flash RAM).Memory is computer-readable medium
Example.
1, computer-readable medium can be by any side including permanent and non-permanent, removable and non-removable media
Method or technology realize that information stores.Information can be computer readable instructions, data structure, the module of program or other numbers
According to.The example of the storage medium of computer includes, but are not limited to phase change memory (PRAM), static random access memory
(SRAM), dynamic random access memory (DRAM), other kinds of random access memory (RAM), read-only memory
(ROM), electrically erasable programmable read-only memory (EEPROM), flash memory or other memory techniques, CD-ROM are read-only
Memory (CD-ROM), digital versatile disc (DVD) or other optical storage, magnetic cassettes, tape magnetic disk storage or
Other magnetic storage devices or any other non-transmission medium, can be used for storage can be accessed by a computing device information.According to
Herein defines, and computer-readable medium does not include non-temporary computer readable media (transitory media), such as modulates
Data-signal and carrier wave.
2, it will be understood by those skilled in the art that embodiments herein can provide as the production of method, system or computer program
Product.Therefore, complete hardware embodiment, complete software embodiment or embodiment combining software and hardware aspects can be used in the application
Form.It can be used moreover, the application can be used in the computer that one or more wherein includes computer usable program code
The computer program product implemented on storage medium (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.)
Form.
Claims (18)
1. a kind of live broadcast system characterized by comprising
Module is broadcast live, for receiving the live video of main broadcaster's client transmission, and sends at least partly described live video to
At least one user client;
Content service module, for receiving the text or pictorial information of corresponding live video, and will at least partly described information
It is sent at least one other user client;
Associated articles module is used to provide the described the list of the relevant commodity of live video;
Extraction module, for being carried out to the received live video and text relevant to live video or pictorial information
Feature information extraction;
Theme determining module is broadcast live, for the characteristic information according to extraction, for live video or interception live video
The live video segment of acquisition matches the corresponding commodity, and according to matching result, generates for identifying the live video
Or the live streaming theme of live video segment.
2. live broadcast system according to claim 1, which is characterized in that the content service module includes messaging service submodule
Block, for receiving the information for live video sent from user client described at least one, and will at least partly institute
It states information and is sent at least one other user client.
3. live broadcast system according to claim 1, which is characterized in that the content service module includes merchandise news publication
It is corresponding to obtain the commodity posting request for receiving commodity posting request corresponding with main broadcaster's client for submodule
Merchandise news, and the merchandise news is sent to the user client at least partly accessing the live video.
4. live broadcast system according to claim 1, which is characterized in that the content service module includes merchandise news list
Submodule, for showing the list of commodity relevant to the live video to user client.
5. according to live broadcast system described in right 1, which is characterized in that the content service module includes shopping information submodule,
For obtaining the buying behavior information of the behavior for the purchase commodity that the user client occurs, and by the buying behavior information
It is sent at least one user client.
6. live broadcast system according to claim 1, which is characterized in that live streaming determined by the live streaming theme determining module
Theme, at least one including following information:
Merchandise news relevant to the live video;
Merchandise news relevant to the segment of the live video.
7. live broadcast system according to claim 6, which is characterized in that live streaming determined by the live streaming theme determining module
Theme is used for one of following occasions or following occasions:
The title of the segment of the title of the live video or the live video;
A part of the brief introduction of a part of the brief introduction of the live video or the segment of the live video;
The title of the playback of the segment of the title of the playback of the live video or the live video;
The content letter of the playback of a part of the brief introduction of the playback of the live video or the segment of the live video
A part of Jie.
8. live broadcast system according to claim 1, which is characterized in that including be broadcast live theme pushing module, for by really
Fixed live streaming theme is pushed to the user client for watching the segment of the live video or live video, alternatively, for
In the live video catalogue of family Client browse, it is correspondingly placed into identified live streaming theme.
9. live broadcast system according to claim 1, which is characterized in that including live streaming theme and video relating module, be used for
Establish and save the incidence relation of the live video or live video segment and the live streaming theme.
10. a kind of method of determining live video theme characterized by comprising
During live video carries out, the characteristic information of the live video is obtained in real time, and obtain and live video phase
The pictorial information of pass or the characteristic information of text information;And obtain the list of the relevant commodity of the live video;
The characteristic information is substituted into through the live streaming topic identification model that training obtains in advance, is identified and the live video
Or the commodity of each live video fragment match of the live video;
Perhaps the commodity of live video fragment match determine the live video or live streaming with live video according to identified
The theme of video clip.
11. the method according to claim 10 for determining live video theme, which is characterized in that the live streaming theme
Identification model, training obtains in the following way:
Selection is by the characteristic information of the live video of mark and pictorial information relevant to these live videos or text
Information is as sample data;The mark, which refers to, determines commodity involved in the live video;
Using the sample data as training data, machine learning model is trained, enables the machine learning model
Enough according to the characteristic information of the live video and pictorial information relevant to live video or text information, it is matched to institute
State commodity involved in live video.
12. the method according to claim 11 for determining live video theme, which is characterized in that the machine learning
Model uses TreeLink model or SVM model.
13. the method according to claim 10 for determining live video theme, which is characterized in that execute described by institute
Characteristic information is stated to substitute into before the live streaming topic identification model by training acquisition in advance, comprising:
Cross validation and/or artificial mark are carried out to the characteristic information, rejected practical not with commodity involved in live video
Relevant information;Characteristic information after above-mentioned rejecting step is as the feature letter for substituting into the live streaming topic identification model
Breath.
14. the method according to claim 10 for determining live video theme, which is characterized in that it is described according to really
It is fixed that perhaps the commodity of live video fragment match determine the master of the live video or live video segment with live video
Topic, is accomplished in that
According to the matched commodity having determined, merchandise news relevant to the commodity is obtained;
Live video or straight is determined using pre-set conversion solution according to the merchandise news relevant to the commodity
Broadcast the theme of video clip.
15. the method according to claim 14 for determining live video theme, which is characterized in that the commodity use
As at least one of under type indicate: commodity category, product name, the SPU of commodity, the SKU of the commodity, the commodity goods
Number.
16. the method for determining live video theme according to claim 10, which is characterized in that determine the live video
Or after the theme of live video segment, at least one of following step is executed:
Using the theme as title or title when for the live video, perhaps the live video segment determines title
Component part;
When making brief introduction for the live video or the live video segment, using the theme as brief introduction
A part;
Make the live video perhaps the playback of live video segment when one using the theme as title or title
Point;
When making the brief introduction of the playback of the live video or live video segment, using the theme as in playback
Hold a part of brief introduction.
17. a kind of device of determining live video theme characterized by comprising
Characteristic acquisition unit, for obtaining the characteristic information of the live video in real time during live video carries out,
And obtain the characteristic information of pictorial information relevant to live video or text information;
Matching unit is identified for substituting into the characteristic information by the live streaming topic identification model that training obtains in advance
With the commodity of each live video fragment match of the live video or the live video;
Live video theme determination unit, for according to the identified quotient with live video or live video fragment match
Product determine the theme of the live video or live video segment.
18. a kind of electronic equipment characterized by comprising
Processor;And
Memory, for storing a kind of program of determining live video theme, which is powered and passes through the processor and run
After the program of the determining live video theme, following step is executed:
During live video carries out, the characteristic information of the live video is obtained in real time, and obtain and live video phase
The pictorial information of pass or the characteristic information of text information;In the characteristic information of the live video, comprising being regarded from the live streaming
Shot image information, the acoustic information of frequency acquisition;The pictorial information relevant to live video or text information, including reflection with
The merchandise related information of the relevant commodity of live video;And obtain the list of the relevant commodity of the live video;
The characteristic information is substituted into through the live streaming topic identification model that training obtains in advance, is identified and the live video
Or the commodity of each live video fragment match of the live video;
Perhaps the commodity of live video fragment match determine the live video or live streaming with live video according to identified
The theme of video clip.
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