CN106303596A - Video recommendation system, method and device - Google Patents
Video recommendation system, method and device Download PDFInfo
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- CN106303596A CN106303596A CN201510251483.7A CN201510251483A CN106303596A CN 106303596 A CN106303596 A CN 106303596A CN 201510251483 A CN201510251483 A CN 201510251483A CN 106303596 A CN106303596 A CN 106303596A
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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]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
- H04N21/258—Client or end-user data management, e.g. managing client capabilities, user preferences or demographics, processing of multiple end-users preferences to derive collaborative data
- H04N21/25866—Management of end-user data
- H04N21/25891—Management of end-user data being end-user preferences
-
- 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
- H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts
- H04N21/466—Learning process for intelligent management, e.g. learning user preferences for recommending movies
- H04N21/4667—Processing of monitored end-user data, e.g. trend analysis based on the log file of viewer selections
-
- 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
- H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts
- H04N21/466—Learning process for intelligent management, e.g. learning user preferences for recommending movies
- H04N21/4668—Learning process for intelligent management, e.g. learning user preferences for recommending movies for recommending content, e.g. movies
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- Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
Abstract
The invention discloses a kind of video recommendation system, method and device.Wherein, this video recommendation method includes: obtain the first key frame of video, wherein, first key frame of video is to recommend the key frame of video in video collection, it is recommended that video collection is the set recommending video of the first user mark correspondence arrived according to the video playback data acquisition that first user mark is corresponding；Sending the first key frame of video to video player, wherein, video player is for display the first key frame of video.The present invention solves video recommendation method of the prior art cannot browse the technical problem of the splendid contents comprised in recommendation video.
Description
Technical field
The present invention relates to internet video field, in particular to a kind of video recommendation system, method and device.
Background technology
Along with the fast development of big data technique, the visit capacity of various websites (such as video website) is increasing.With
The video content in video website more and more abundanter, video recommendations becomes important need.In order to improve Consumer's Experience,
Prior art watches the video data data basis as video recommendations using user, applies machine learning, data mining etc.
Viewing behavior and the viewing interest of user is analyzed on technical intelligence ground, provides the user the video recommendations of personalization, greatly
The video access that improve user is experienced.But, video recommendations of the prior art provides only the video of coarseness mostly
Recommendation list, wherein, video recommendations list is to watch videograph according to user and video features utilizes various algorithm meter
The list recommending video obtained, in this video recommendations list, user can only see title and the contracting recommending video
Sketch map, and the splendid contents recommending to comprise in video cannot be browsed rapidly, cause user can not judge that this pushes away rapidly
Recommend whether video is oneself content interested, thus affect user's experience.
The problem that cannot browse the splendid contents comprised in recommendation video for video recommendation method of the prior art, mesh
Before effective solution is not yet proposed.
Summary of the invention
The invention provides a kind of video recommendation system, method and device, push away at least solving video of the prior art
The method of recommending cannot browse the technical problem of the splendid contents comprised in recommendation video.
According to an aspect of the invention, it is provided a kind of video recommendation system, including: data acquisition unit, it is used for
Obtain the video playback data that first user mark is corresponding；Video recommendations device, for according to first user mark correspondence
Recommendation video collection corresponding to video playback data acquisition first user mark；Key-frame extraction device, is used for obtaining
First key frame of video, wherein, the first key frame of video is to recommend the key frame of video in video collection；And network
Server, for sending the first key frame of video to video player, wherein, video player is used for display first
Key frame of video.
Further, this video recommendation system also includes: data storage device, is used for storing first user mark correspondence
Video playback data, wherein, video playback data corresponding to first user mark include first user mark, video
Mark, user preferences degree.
According to a further aspect in the invention, additionally provide a kind of video recommendation method, including: obtain the first Video Key
Frame, wherein, the first key frame of video is to recommend the key frame of video in video collection, it is recommended that video collection is according to the
The set recommending video that first user mark that video playback data acquisition corresponding to one ID arrives is corresponding；By
One key frame of video sends to video player, and wherein, video player is for display the first key frame of video.
Further, before obtaining the first key frame of video, method also includes: obtain first user mark correspondence
Video playback data, wherein, video playback data corresponding to first user mark include first user mark, first regard
Frequency marking is known, first user fancy grade；According to the video playback data acquisition first user mark that first user mark is corresponding
Know corresponding recommendation video；And recommendation video corresponding for first user mark is added to recommending video collection.
Further, the video playback data obtaining first user mark corresponding include: embed in video player and regard
Frequently played data capture program；By the video playback that video playback data acquisition program record first user mark is corresponding
Data；And video playback data corresponding for first user mark are stored.
Further, according to the recommendation that the video playback data acquisition first user mark that first user mark is corresponding is corresponding
Video includes: obtaining the video playback data of video player, wherein, the video playback data of video player include
Video playbacks data, and the video playback data of video player include the video playback data that first user mark is corresponding；
Load the video in video player；The video segment of data acquisition video is playbacked according to video；Carry from video segment
Take key frame of video；For key frame of video distribution key frame identifier and key frame label；And by key frame of video and
Video Key frame information adds to memorizer, and wherein, Video Key frame information includes key frame of video place video
Video labeling, key frame identifier and key frame label.
Further, after key frame of video and Video Key frame information being added to memorizer, method also includes:
Load the video that the first video labeling is corresponding；According to video playback data acquisition the first video that first user mark is corresponding
The key frame of video of mark；And obtain the recommendation video that first user mark is corresponding, wherein, first user mark is right
The video of recommending answered is the key frame being consistent with the first video labeling Video Key frame information that is that filter out from memorizer
The video at place.
Further, sending the first key frame of video to video player, wherein, video player is for display the
One key frame of video includes: detecting whether to there is video recommendations request；If be detected that there is video recommendations request, obtain
Take the first key frame of video；Judge whether the triggering signal of preview the first key frame of video；And if it is judged that
There is the triggering signal of preview the first key frame of video, the first key frame of video is sent to video player.
Further, being sent after video player by the first key frame of video, method also comprises determining that video
The region to be shown of player；Load in region to be shown and recommend the thumbnail of video in video collection；On thumbnail
Arranging designation button, wherein, designation button is for the display mode of instruction the first key frame of video；And trigger flag
Button shows the first key frame of video with display mode.
According to a further aspect in the invention, additionally provide a kind of video recommendations device, including: acquisition module, it is used for obtaining
Taking the first key frame of video, wherein, the first key frame of video is to recommend the key frame of video in video collection, it is recommended that regard
Frequency set for the video playback data acquisition corresponding according to first user mark to recommendation corresponding to first user mark regard
The set of frequency；Sending module, for the first key frame of video is sent to video player, wherein, video player
For showing the first key frame of video.
In the present invention, calculated off line and the online mode recommending to combine are used, by calculated off line video player
The key frame of video, therefrom filters out user's video interested as recommending video according to the video playback data of user,
And the key frame of video is recommended in preview in video player, reach to improve the purpose of user's experience, thus real
Showed preview recommend video highlight content technique effect, and then solve video recommendation method of the prior art cannot
Browse the technical problem of the splendid contents comprised in recommendation video.
Accompanying drawing explanation
Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes the part of the application, this
Bright schematic description and description is used for explaining the present invention, is not intended that inappropriate limitation of the present invention.At accompanying drawing
In:
Fig. 1 is the schematic diagram of video recommendation system framework according to embodiments of the present invention；
Fig. 2 is the schematic diagram of data flow in video recommendation system according to embodiments of the present invention；
Fig. 3 is the flow chart of video recommendation method according to embodiments of the present invention；And
Fig. 4 is the schematic diagram of video recommendations device according to embodiments of the present invention.
Detailed description of the invention
In order to make those skilled in the art be more fully understood that the present invention program, below in conjunction with in the embodiment of the present invention
Accompanying drawing, is clearly and completely described the technical scheme in the embodiment of the present invention, it is clear that described embodiment
It is only the embodiment of a present invention part rather than whole embodiments.Based on the embodiment in the present invention, ability
The every other embodiment that territory those of ordinary skill is obtained under not making creative work premise, all should belong to
The scope of protection of the invention.
It should be noted that term " first " in description and claims of this specification and above-mentioned accompanying drawing, " second "
Etc. being for distinguishing similar object, without being used for describing specific order or precedence.Should be appreciated that and so make
Data can exchange in the appropriate case, in order to embodiments of the invention described herein can be with except here
Order beyond those of diagram or description is implemented.Additionally, term " includes " and " having " and their any deformation,
Be intended to cover non-exclusive comprising, such as, contain series of steps or the process of unit, method, system,
Product or equipment are not necessarily limited to those steps or the unit clearly listed, but can include the most clearly listing or
Other step intrinsic for these processes, method, product or equipment or unit.
According to embodiments of the present invention, it is provided that a kind of video recommendation system embodiment.Fig. 1 is according to embodiments of the present invention
The schematic diagram of video recommendation system framework, as it is shown in figure 1, this video recommendation system 100 includes: data acquisition packaging
Put 101, video recommendations device 102, key-frame extraction device 103 and the webserver 104.
Data acquisition unit 101, for obtaining the video playback data that first user mark is corresponding.This data acquisition packaging
Putting 101 for gathering the video playback data of video player, wherein, video player is network video player.
Network video player may be located in browser, it is also possible to exists with independent video reproduction program.Work as Internet video
When player is positioned at browser, by embedding played data capture program in the video player of browser, at video
The video playback data of video player can be collected during player plays video.Data acquisition in this embodiment
Acquisition means 101 can gather the user of all this video players of use and play the video playback data that video is corresponding, its
Include the video playback data that first user mark is corresponding.Video playback data corresponding to each ID include using
The information such as operation behavior when family mark, video labeling, user preferences degree and user watch video.Wherein, use
Family fancy grade is watched ratio-dependent by user, and alternatively, user preferences degree is watched video ratio equal to user and regarded
Frequency watches the ratio of ratio maximum, and wherein, it is the biggest that user watches ratio, and user preferences degree is the highest；User watches
Ratio is the least, and user preferences degree is the lowest.Alternatively, have viewed multiple video as the user that first user mark is corresponding
Time, the video playback data of this first user mark correspondence include a plurality of video playback record, wherein, play note for every
Operation behavior when record has first user mark, video labeling, user preferences degree and user to watch video in record
Etc. information.Such as, first user is designated user A, user A and have viewed video 1, video 2 and video 3,
Then corresponding for user A video playback data include three video playback records, and Article 1 plays record in record user
A, video 1, user A be the operation behavior when watching video 1 to the fancy grade of video 1 and user A；The
Article two, playing record in record has user A, video 2, user A seeing fancy grade and the user A of video 2
See operation behavior during video 2；Article 3 plays record in record has user A, video 3, user A to video 3
Fancy grade and user A watch video 3 time operation behavior.
The video playback data of first user mark correspondence refer to which video the user of first user mark correspondence have viewed,
And the operation data that first user mark is corresponding in video display process, such as suspend, play, F.F., playback
Deng.The user that can obtain first user mark corresponding by analyzing video playback data corresponding to first user mark feels
Splendid contents in the video of interest and video.Alternatively, the user by analyzing first user mark corresponding have viewed
Which video can obtain the video that user corresponding to this first user mark is interested, identifies by analyzing first user
Corresponding playback data and can obtain the splendid contents in the video that user corresponding to first user mark is interested.
Alternatively, the video playback data that first user mark is corresponding include first user mark, the first video labeling,
First user fancy grade.Data acquisition unit 101 can obtain first user corresponding the regarding of mark by following steps
Frequently played data: embed video playback data acquisition program in video player；By video playback data acquisition journey
The video playback data that sequence record first user mark is corresponding；And by video playback data corresponding for first user mark
Store.
Alternatively, the video recommendation system of this embodiment also includes: data storage device, is used for storing first user mark
Know corresponding video playback data.The video playback data that data acquisition unit 101 will obtain, including first user mark
Know corresponding video playback data, be stored in data storage device with standardization storage format.Wherein, these data are deposited
Storage device is preferably distributed memory system, and distributed memory system can be according to the data volume size of video playback data
Adjust memory capacity, improve data-handling efficiency, it is adaptable to the data storage that data volume is bigger.Distributed storage system
The video playback data compilation that data acquisition unit 101 is obtained by system becomes to be suitable for the standardized format of analysis demand and deposits
Storage.Alternatively, the storage format of the video playback data of video player is as shown in table 1.In this data storage device
Can be also used for storing the key frame of video in video player, key frame of video refers to certain role or thing in video
The frame residing for key operations in body motion or change procedure, the frame that such as star occurs, the frame scored in basketball match
Deng.Alternatively, the storage format of key frame of video is as shown in table 2.
The storage format of table 1 video playback data
| Field name | Explanation |
| UserId | ID |
| ItemId | Video labeling |
| Preference | User preferences degree |
The storage format of table 2 key frame of video
| Field name | Explanation |
| ItemId | Video labeling |
| KeyFramId | Key frame identifies |
| Tag | Key frame label |
Video recommendations device 102, for the video playback data acquisition first user mark corresponding according to first user mark
Know corresponding recommendation video collection.Can root by the video recommendations device 102 in the video recommendation system of this embodiment
The video playback data corresponding according to first user mark and key frame of video, use machine learning algorithm calculated off line to go out the
The recommendation video collection that one ID is corresponding, thus realize pushing away for user during video player plays video
Recommend the video that user is interested.
Alternatively, video recommendations device 102 can obtain first user by following steps when receiving recommendation request
The recommendation video collection that mark is corresponding: according to the video playback data acquisition first user mark that first user mark is corresponding
Corresponding recommendation video；And recommendation video corresponding for first user mark is added to recommending video collection.
Wherein, according to the recommendation video that the video playback data acquisition first user mark that first user mark is corresponding is corresponding
Including:
First, the video playback data of video player, wherein, video playback are obtained by data acquisition unit 101
The video playback data of device include the video playback data that multiple ID is corresponding.The video that each ID is corresponding
Played data also including, video playbacks data, utilizes this video to playback the piece of video that data may determine that user is interested
Section.
Secondly, the key frame of video of all videos in video player is obtained by key-frame extraction device 103.Backstage
Server can obtain the key frame of video of all videos in video player, and carries out the key frame of video of all videos
Pretreatment, including for key frame of video allocation identification and labelling for key frame of video.Wherein, obtain video to broadcast
Put the key frame of video of all videos in device to specifically include: load the video in video player；Number is playbacked according to video
According to the video segment obtaining video；Key frame of video is extracted from video segment；Key frame mark is distributed for key frame of video
Know symbol and key frame label；And key frame of video and Video Key frame information are added to memorizer, wherein, depending on
Frequently key frame information includes the video labeling of key frame of video place video, key frame identifier and key frame label.Close
Key frame identifier is for identifying key frame position in video, and such as F376 represents the 376th frame of video, key frame
Label for embodying the content information of key frame, such as key frame be designated the key frame label of F376 for " Fan Bingbing,
Mud Great War ".
In video player, the video segment of all videos is the fragment that the splendid contents of video is corresponding, and video segment is by returning
Multicast data determines, i.e. video segment is to playback number of times or playback the video-frequency band that duration is bigger.The data shape of video segment
Formula is: video labeling, time started and end time.One video can include one or more piece of video
Section, can include one or more key frame of video, when video segment includes multiple video in each video segment
During key frame, multiple key frame of video are formed key frame preview graph sequence.
Obtain the key frame of video of all videos in video player by key-frame extraction device 103 also to include: obtain
The key frame of video of the first video labeling, wherein, the key frame of video of the first video labeling is for recommending to regard in video collection
The key frame of frequency.Alternatively, the key frame of video obtaining the first video labeling includes: according to first user mark correspondence
The key frame of video of video playback data acquisition the first video labeling.
Finally, video recommendations device 102 obtains the recommendation video that first user mark is corresponding, wherein, first user mark
Know corresponding recommend video be that filter out from memorizer with the first video labeling key frame of video label segment or
The video at the most identical key frame place.
The webserver 104, for the first key frame of video is sent to video player, wherein, video player
For showing the first key frame of video.After obtaining the first key frame of video by key-frame extraction device 103, net
Network server 104 realizes the display of the first key frame of video by following steps: the webserver 104 detects whether to deposit
Asking at video recommendations, wherein, the request of this video recommendations is automatic by background server when user opens video player
Produce；If be detected that there is video recommendations request, obtain the first key frame of video；Judge whether preview first
The triggering signal of key frame of video, wherein, this triggering signal is that user's operation on video player triggers, than
As click operates；If it is judged that there is the triggering signal of preview the first key frame of video, by the first Video Key
Frame sends to video player.Wherein, in video player, show that the first key frame of video comprises determining that video is broadcast
Put the region to be shown of device；Load in region to be shown and recommend the thumbnail of video in video collection；Thumbnail sets
Putting designation button, wherein, designation button is for the display mode of instruction the first key frame of video, and display mode determines
The preview form of the first key frame of video, the most from left to right or the most successively preview the first key frame of video；
And trigger flag button shows the first key frame of video with display mode.Left-hand and dextrad arrow, user are such as provided
The left-hand presented by click dextrad arrow can forward leaf through that certain recommends the thumbnail of key frame of video backward
Fig. 2 is the schematic diagram of data flow in video recommendation system according to embodiments of the present invention, as in figure 2 it is shown, regard
Frequently player 000 is when playing video, by the video playback data acquisition program being embedded in video player 000
Gather video playback data (including the video playback data that first user mark is corresponding), and the video playback that will collect
Data send to data acquisition unit 101, after data acquisition unit 101 obtains video playback data, are sent to
Storage it is standardized to data storage device 105.Key-frame extraction device 103 is according to data storage device 105
The key frame of video of all videos in the video playback data acquisition video player of middle storage, and all videos are regarded
Frequently key frame carries out pretreatment, including for key frame of video allocation identification and labelling for key frame of video, and video
Recommendation apparatus 102 obtains according to the video playback data in data storage device 105 with by key-frame extraction device 103
In the video player taken, the key frame of all videos obtains and recommends video collection, and is passed through the webserver 104
Transmission to video player 000 shows.Key-frame extraction device 103 is led to after obtaining the first key frame of video
Cross the webserver 104 to send to video player 000 and show.
The video that the video recommendation system of this embodiment obtains first user mark corresponding by data acquisition unit 101 is broadcast
Put data, obtain, by video recommendations device 102, the recommendation video collection that first user mark is corresponding, pass through key frame
Extraction element obtains recommends the key frame of video in video collection, and the i.e. first key frame of video, by the webserver 104
First key frame of video is sent and shows to video player.By the video recommendation system of this embodiment, solve
Video recommendation method of the prior art of having determined cannot browse the technical problem of the splendid contents comprised in recommendation video, from
And reached to improve the effect of user's experience.
According to embodiments of the present invention, additionally provide a kind of video recommendation method embodiment, it should be noted that at accompanying drawing
The step shown in flow chart can perform in the computer system of such as one group of computer executable instructions, and,
Although showing logical order in flow charts, but in some cases, can perform with the order being different from herein
Shown or described step.
Fig. 3 is the flow chart of video recommendation method according to embodiments of the present invention, as it is shown on figure 3, this video recommendations side
Method comprises the following steps:
Step S302, obtains the first key frame of video.
The first key frame of video in the video recommendation system of this embodiment is to recommend the key frame of video in video collection,
Wherein, it is recommended that video collection is the first user mark arrived according to the video playback data acquisition that first user mark is corresponding
The corresponding set recommending video.
Alternatively, obtaining before the first key frame of video, the video recommendation method of this embodiment also includes: obtain the
The video playback data that one ID is corresponding, wherein, the video playback data of first user mark correspondence include first
ID, the first video labeling, first user fancy grade；According to the video playback number that first user mark is corresponding
The recommendation video corresponding according to obtaining first user mark；And recommendation video corresponding for first user mark is added to pushing away
Recommend video collection.
The video recommendation method of this embodiment will obtain video playback data, wherein, video in video display process
Played data includes the video playback data that first user mark is corresponding.Video playback data can including, user marks
Knowledge, video labeling, user preferences degree.Video playback data can also include the user operation in video display process
Behavior, such as plays, suspends, pulls, playbacks.Obtain video playback data and include that acquisition first user mark is right
The video playback data answered, wherein, the video playback data obtaining first user mark corresponding include: in video playback
Embedding video playback data acquisition program in device, wherein, video player is network video player (such as Flash
Player)；By the video playback data that video playback data acquisition program record first user mark is corresponding；And will
The video playback data of first user mark correspondence store.
Alternatively, the user operation behavior obtained in video display process includes: embeds video in video player and broadcasts
Put data acquisition program, during video player plays video, during played data capture program record video playback
Carve, and according to prefixed time interval, the video playback moment of played data capture program record is sent to data acquisition clothes
Business device, wherein, if there is user operation behavior (such as suspend, pull, playback) in video display process,
Played data capture program will record this user operation behavior, and by this user operation behavior and this user operation row
For the generation moment send together to data acquisition unit.
Video playback data (including the video playback data that first user mark is corresponding) are got at data acquisition server
Afterwards, video recommendations device identifies correspondence according to the video playback data acquisition first user that first user mark is corresponding
Recommend video, including: obtain the key frame of video of all videos in video player by key-frame extraction device；Logical
Cross key frame extraction element and obtain the key frame of video that first user mark is corresponding；By in all videos with first user mark
Know corresponding Video Key frame information to be consistent or the video at similar key frame place is corresponding as first user mark
Recommend video.
Wherein, obtain the key frame of video of all videos in video player by key-frame extraction device to include: obtain
The video playback data of video player, wherein, the video playback data of video player include that video playbacks data,
The video playback data of video player include the video playback data that first user mark is corresponding；Load video playback
Video in device；Playback the video segment of data acquisition video according to video, wherein, video segment is for comprising excellent seeing
The fragment of point, excellent watching focus refers to the fragment that the ratio that playbacks is higher；Key frame of video is extracted from video segment；For regarding
Frequently key frame distribution key frame identifier and key frame label；And key frame of video and Video Key frame information are added
To memorizer, wherein, Video Key frame information includes the video labeling of key frame of video place video, key frame mark
Know symbol and key frame label.One video can include that one or more video segment, a video segment can wrap
Include one or more key frame of video.Key frame of video is presented in picture, and Video Key frame information includes regarding
Frequency marking is known, key frame mark and key frame label.Wherein, video labeling is the regarding of video at key frame of video place
Frequency marking is known, and key frame mark is for distinguishing the different key frame in a video, and key frame label is to key frame figure
The description of sheet content information.When a video exists multiple key frame of video, multiple key frame of video are formed preview
Graphic sequence.
Wherein, the key frame of video obtaining first user mark corresponding by key-frame extraction device includes: load first
The video that video labeling is corresponding, the video that the user that i.e. first user mark is corresponding watched；Identify according to first user
The key frame of video of corresponding video playback data acquisition the first video labeling, wherein, all videos in video player
Key frame of video include the key frame of video of the first video labeling.The video recommendation method of this embodiment can use
First obtain the key frame of video of all videos in video player, the most therefrom filter out first user corresponding the regarding of mark
Frequently key frame, it would however also be possible to employ directly obtain the key frame that first user mark is corresponding.
Wherein, will all videos be consistent with first user Video Key frame information corresponding to mark or similar key
The video at frame place includes as the recommendation video that first user mark is corresponding: obtain the recommendation that first user mark is corresponding
Video, wherein, what first user mark was corresponding recommend video is filter out from memorizer with the first video labeling
Video Key frame information is consistent or the video at similar key frame place.
The video recommendation method of this embodiment obtains the first key frame of video can pass through two ways, and first kind of way is
First obtain the recommendation video collection that first user mark is corresponding, obtain the most again and recommend the key frame of video in video collection；
The second way is to obtain the first key frame of video while obtaining the recommendation video collection that first user mark is corresponding.
Any one using in above two mode all can be implemented as user and provide the key frame of video recommending video.
Alternatively, the video recommendation method of this embodiment uses machine learning algorithm can excavate the association between video
Property.Wherein, the relatedness between video can be obtained by following steps: grasps according to video playback data acquisition user
There is key frame of video corresponding to moment in that makees behavior；Sending out of video playback behavior based on user and user operation behavior
Key frame of video corresponding to raw moment carries out data mining, i.e. screening and user operation behavior from all video resources
There is the key frame that key frame of video corresponding to moment is same or like, and obtain the video at this key frame place；To
User recommends the video that this relevance degree is higher, and shows the key frame of this video to user.
Step S304, sends the first key frame of video to video player, and wherein, video player is for display the
One key frame of video.
After obtaining the first key frame of video, by the webserver, the first key frame of video is sent to video playback
Device shows, includes: detecting whether to there is video recommendations request；If be detected that there is video recommendations request,
Obtain the first key frame of video；Judge whether the triggering signal of preview the first key frame of video, wherein, preview
The signal that triggers of one key frame of video can be the triggering signal that click video produces, it is also possible to when being mouse stop
Between exceed predetermined threshold value produce triggering signal；And if it is judged that there is the triggering letter of preview the first key frame of video
Number, the first key frame of video is sent to video player.
Being sent after video player by first key frame of video, the video recommendation method of this embodiment also includes:
Determining the region to be shown of video player, wherein, this region to be shown is for display the first key frame of video；Treating
Viewing area loads recommends the thumbnail of video in video collection, wherein, can include video name in this thumbnail,
The picture that in video, arbitrary frame is corresponding can also be included；Arranging designation button on thumbnail, wherein, designation button is used
In indicating the display mode of the first key frame of video, this designation button can be LR-button, corresponding first Video Key
Frame according to left and right directions slide display, this designation button can also be upper and lower button, corresponding first key frame of video according to
Above-below direction slides and shows；And trigger flag button shows the first key frame of video with display mode.Alternatively, should
The video recommendation method of embodiment can also show the first key frame of video according to other display modes, such as, by first
It is first-class that key frame of video equal proportion is laid in thumbnail.
Traditional video recommendation method only provides the user video recommendations list, the video recommendation method of this embodiment for
User adds browsing of key frame of video on the basis of providing video recommendations list.Alternatively, the video of this embodiment
Recommendation method is browsed key frame of video and can be realized by following steps: obtain the video recommendations request that client sends；
After getting video recommendations request, synchronizing to download and recommend video collection, video in video collection is recommended in asynchronous download
Key frame, wherein, it is recommended that video collection is presented in video recommendations list；Wait preview video key frame
Trigger when signal, such as mouse rest on any one video in video recommendations list and produce touching of preview video key frame
Signal；When the mouse time of staying exceedes predetermined threshold value, this key frame of video of preview, wherein, preview video is crucial
The mode of frame is to show left and right arrow on video thumbnails, by clicking on left and right arrow, skids off this key frame of video figure
Sheet.
The video recommendation method of this embodiment, while providing the user recommendation video collection, has provided the user preview
Key frame of video in this recommendation video collection, solves of the prior art by the video recommendation method of this embodiment
Video recommendation method cannot browse the problem of the splendid contents comprised in recommendation video, pre-during having reached broadcasting video
Look at and recommend the technique effect of video highlight watching focus, thus improve the experience of user.
According to embodiments of the present invention, additionally provide a kind of video recommendations device embodiment, it should be noted that this video
Recommendation apparatus may be used for performing the video recommendation method of the embodiment of the present invention.
Fig. 4 is the schematic diagram of video recommendations device according to embodiments of the present invention, and as shown in Figure 4, this video recommendations fills
Put and include: acquisition module 10 and sending module 20.
Acquisition module 10, for obtaining the first key frame of video, wherein, the first key frame of video is for recommending video collection
The key frame of middle video, it is recommended that video collection is the arrived according to the video playback data acquisition that first user mark is corresponding
The set recommending video that one ID is corresponding.
Sending module 20, for sending the first key frame of video to video player, wherein, video player is used for
Show the first key frame of video.
The video recommendations device of this embodiment can be the webserver, it is also possible to be a part for the webserver.Should
The video recommendations device of embodiment is obtained by acquisition module 10 recommends the key frame of video in video collection, by sending
The key frame of video in recommendation video collection is shown by module 20.By the video recommendations device of this embodiment, solve
Video recommendation method of the prior art of having determined cannot browse the problem of the splendid contents comprised in recommendation video, reaches
Video display process recommends video for user, and user can be made to browse the effect of the excellent watching focus recommending video, from
And improve the experience of user well.
As can be seen from the above description, the video recommendation system of the embodiment of the present invention, method and device are by for using
Family provides the recommendation video of subsidiary key frame of video, i.e. splendid contents so that user can find oneself conveniently and efficiently
Video interested, is effectively improved the experience of user.The most existing video website has head mostly
Advertisement, user finds after finishing watching head advertisement that this video is not oneself video interested, so will reduce user
Experience.If can browse through the key frame of this video before viewing head advertisement, i.e. splendid contents, with regard to energy
Enough avoid above-mentioned phenomenon, thus reach to improve the effect of user's experience.
The invention described above embodiment sequence number, just to describing, does not represent the quality of embodiment.
In the above embodiment of the present invention, the description to each embodiment all emphasizes particularly on different fields, and does not has in certain embodiment
The part described in detail, may refer to the associated description of other embodiments.
In several embodiments provided herein, it should be understood that disclosed technology contents, can be passed through other
Mode realize.Wherein, device embodiment described above is only schematically, the division of the most described unit,
Can be that a kind of logic function divides, actual can have other dividing mode, the most multiple unit or assembly when realizing
Can in conjunction with or be desirably integrated into another system, or some features can be ignored, or does not performs.Another point, institute
The coupling each other shown or discuss or direct-coupling or communication connection can be by some interfaces, unit or mould
The INDIRECT COUPLING of block or communication connection, can be being electrical or other form.
The described unit illustrated as separating component can be or may not be physically separate, shows as unit
The parts shown can be or may not be physical location, i.e. may be located at a place, or can also be distributed to
On multiple unit.Some or all of unit therein can be selected according to the actual needs to realize the present embodiment scheme
Purpose.
It addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit, it is also possible to
It is that unit is individually physically present, it is also possible to two or more unit are integrated in a unit.Above-mentioned integrated
Unit both can realize to use the form of hardware, it would however also be possible to employ the form of SFU software functional unit realizes.
If described integrated unit is using the form realization of SFU software functional unit and as independent production marketing or use,
Can be stored in a computer read/write memory medium.Based on such understanding, technical scheme essence
On the part that in other words prior art contributed or this technical scheme completely or partially can be with software product
Form embodies, and this computer software product is stored in a storage medium, including some instructions with so that one
Platform computer equipment (can be for personal computer, server or the network equipment etc.) performs each embodiment institute of the present invention
State all or part of step of method.And aforesaid storage medium includes: USB flash disk, read only memory (ROM, Read-Only
Memory), random access memory (RAM, Random Access Memory), portable hard drive, magnetic disc or
The various medium that can store program code such as CD.
The above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For Yuan, under the premise without departing from the principles of the invention, it is also possible to make some improvements and modifications, these improve and profit
Decorations also should be regarded as protection scope of the present invention.
Claims (10)
1. a video recommendation system, it is characterised in that including:
Data acquisition unit, for obtaining the video playback data that first user mark is corresponding；
Video recommendations device, for described in the video playback data acquisition corresponding according to described first user mark the
The recommendation video collection that one ID is corresponding；
Key-frame extraction device, for obtaining the first key frame of video, wherein, described first key frame of video is
The key frame of video in described recommendation video collection；And
The webserver, for will described first key frame of video transmission to video player, wherein, described regard
Frequently player is used for showing described first key frame of video.
Video recommendation system the most according to claim 1, it is characterised in that described system also includes:
Data storage device, for storing the video playback data that described first user mark is corresponding, wherein, institute
The video playback data stating first user mark corresponding include described first user mark, video labeling, Yong Huxi
Good degree.
3. a video recommendation method, it is characterised in that including:
Obtaining the first key frame of video, wherein, described first key frame of video is to recommend video in video collection
Key frame, described recommendation video collection is the institute arrived according to the video playback data acquisition that first user mark is corresponding
State the set recommending video that first user mark is corresponding；
Sending described first key frame of video to video player, wherein, described video player is used for showing
Described first key frame of video.
Video recommendation method the most according to claim 3, it is characterised in that before obtaining the first key frame of video,
Described method also includes:
Obtain the video playback data that described first user mark is corresponding, wherein, described first user mark correspondence
Video playback data include described first user mark, the first video labeling, first user fancy grade；
According to first user corresponding the pushing away of mark described in the video playback data acquisition that described first user mark is corresponding
Recommend video；And
Recommendation video corresponding for described first user mark is added to described recommendation video collection.
Video recommendation method the most according to claim 4, it is characterised in that obtain described first user mark correspondence
Video playback data include:
Video playback data acquisition program is embedded in described video player；
By the video playback data that first user mark described in described video playback data acquisition program record is corresponding；
And
Video playback data corresponding for described first user mark are stored.
Video recommendation method the most according to claim 4, it is characterised in that according to described first user mark correspondence
Video playback data acquisition described in recommendation video corresponding to first user mark include:
Obtain the video playback data of described video player, wherein, the video playback number of described video player
According to including that video playbacks data, the video playback data of described video player include that described first user identifies
Corresponding video playback data；
Load the video in described video player；
The video segment of video described in data acquisition is playbacked according to described video；
Key frame of video is extracted from described video segment；
For described key frame of video distribution key frame identifier and key frame label；And
Described key frame of video and described Video Key frame information are added to memorizer, wherein, described video
Key frame information includes the video labeling of described key frame of video place video, described key frame identifier and described
Key frame label.
Video recommendation method the most according to claim 6, it is characterised in that by described key frame of video and described
After Video Key frame information adds to memorizer, described method also includes:
Load the video that described first video labeling is corresponding；
Video according to the first video labeling described in the video playback data acquisition that described first user mark is corresponding closes
Key frame；And
Obtain the recommendation video that described first user mark is corresponding, wherein, corresponding the pushing away of mark of described first user
Recommending video is that the Video Key frame information with described first video labeling filtered out from described memorizer is consistent
The video at key frame place.
Video recommendation method the most according to claim 3, it is characterised in that described first key frame of video is sent
To video player, wherein, described video player is used for showing that described first key frame of video includes:
Detect whether to there is video recommendations request；
If be detected that there is the request of described video recommendations, obtain described first key frame of video；
Judge whether the triggering signal of the first key frame of video described in preview；And
If it is judged that there is the triggering signal of the first key frame of video described in preview, by described first Video Key
Frame sends to described video player.
Video recommendation method the most according to claim 8, it is characterised in that described first key frame of video is being sent out
After delivering to described video player, described method also includes:
Determine the region to be shown of described video player；
The thumbnail of video in described region to be shown loads described recommendation video collection；
Arranging designation button on described thumbnail, wherein, described designation button is used for indicating described first video
The display mode of key frame；And
Trigger described designation button and show described first key frame of video with described display mode.
10. a video recommendations device, it is characterised in that including:
Acquisition module, for obtaining the first key frame of video, wherein, described first key frame of video is that recommendation regards
The key frame of video in frequency set, described recommendation video collection is the video playback corresponding according to first user mark
The set recommending video of the described first user mark correspondence that data acquisition arrives；
Sending module, for described first key frame of video is sent to video player, wherein, described video
Player is used for showing described first key frame of video.
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| CN201510251483.7A CN106303596A (en) | 2015-05-15 | 2015-05-15 | Video recommendation system, method and device |
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| CN201510251483.7A CN106303596A (en) | 2015-05-15 | 2015-05-15 | Video recommendation system, method and device |
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