CN105430499A - Advertisement playing method, device and terminal - Google Patents
Advertisement playing method, device and terminal Download PDFInfo
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- CN105430499A CN105430499A CN201510844737.6A CN201510844737A CN105430499A CN 105430499 A CN105430499 A CN 105430499A CN 201510844737 A CN201510844737 A CN 201510844737A CN 105430499 A CN105430499 A CN 105430499A
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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
- H04N21/442—Monitoring of processes or resources, e.g. detecting the failure of a recording device, monitoring the downstream bandwidth, the number of times a movie has been viewed, the storage space available from the internal hard disk
- H04N21/44213—Monitoring of end-user related data
- H04N21/44218—Detecting physical presence or behaviour of the user, e.g. using sensors to detect if the user is leaving the room or changes his face expression during a TV program
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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
- H04N21/435—Processing of additional data, e.g. decrypting of additional data, reconstructing software from modules extracted from the transport 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
- H04N21/45—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
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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
- H04N21/4728—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 selecting a Region Of Interest [ROI], e.g. for requesting a higher resolution version of a selected region
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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)
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- Databases & Information Systems (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
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- Business, Economics & Management (AREA)
- Marketing (AREA)
- Computer Networks & Wireless Communication (AREA)
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- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Abstract
The invention discloses an advertisement playing method, device and terminal. The advertisement playing method comprises the following steps: continuously snapshooting within an advertising time so as to obtain an eyeball picture of an advertisement viewer; analyzing change of the eyeball angle in the shot eyeball picture; and repetitively playing an advertisement, an advertisement section or important information in the advertisement if the eyeball angle change rate of multiple continuous eyeball pictures is within a set threshold value. According to the invention, the advertisement information interested by the advertisement viewer can be obtained in the advertisement playing process; the interested advertisement section is replayed; therefore, the advertisement viewer can sufficiently obtain useful advertisement information to himself; and the advertisement playing efficiency is further increased.
Description
Technical field
The present invention relates to advertisement play-back technology field, particularly relate to a kind of advertisement broadcast method, device and terminal.
Background technology
Advertisement is the important channel passing on commodity or information on services to consumer; various businessman spends the expense in advertisement very huge every year; but often can there is such situation in reality: in advertisement, see suddenly that one as very interested information; time under wanting to determine; advertisement has finished, and thinks to see and do not remember name and important information, allows people be very annoyed; should be obviously very useful thing, but because not remember so miss.
This mode Problems existing is: too short concerning the time spot people in need, does not fully reach the object transmitting available information to accurate consumer; Oversize again concerning the time spot the people do not needed, waste the much unnecessary time.
For the various defects of existing advertisement, this programme utilizes the good hardware performance of existing equipment, the latest development of existing science and technology, makes useful information completely can conveniently be presented in the people of needs at the moment.
Summary of the invention
Main purpose of the present invention is to propose a kind of advertisement broadcast method, device and terminal, be intended to solve advertisement in prior art play and can not carry out differentiation advertisement broadcasting according to the interest of beholder, no matter whether beholder is interested, advertisement is all play according to predefined procedure, advertisement playing effect is poor, and advertisement viewer effectively can not obtain the problem of advertising message interested.
For achieving the above object, a kind of advertisement broadcast method provided by the invention, comprises:
Within the time spot, continuous snap obtains the eyeball photo of advertisement viewer;
Analyze the change of eyeball angles in captured eyeball photo;
If the eyeball angles rate of change of multiple eyeball photos is within setting threshold continuously, this advertisement of repeat playing.
Further, this advertisement packets of described repeat playing contains: some information in some fragment of the whole advertisement of repeat playing or repeat playing advertisement or repeat playing advertisement.
Further, also comprise, the eyeball photo of described continuous snap acquisition advertisement viewer within the time spot obtains advertisement picture corresponding to eyeball photo by screenshotss mode simultaneously and preserves.
Further, also comprise, analyze described advertisement picture and obtain the Word message in advertisement picture.
Further, also comprise, the process obtaining described Word message is:
Obtain line-of-sight distance by range sensor, obtain according to eye image-forming principle the point position that sight line drops on advertisement picture;
Advertisement picture is carried out Word Input through linear discriminant function, obtains the coordinate position of word;
According to word coordinate position and sight line point position, catch the Word message in the advertisement picture that beholder watches attentively.
In addition, for achieving the above object, the present invention also proposes a kind of advertisement play back device, comprises,
Eyeball photo acquiring unit, obtains the eyeball photo of advertisement viewer for snap continuous within the time spot;
Analytic unit, for analyzing the change of eyeball angles in captured eyeball photo;
Performance element, for when the eyeball angles rate of change of continuous multiple eyeball photos is within setting threshold, this advertisement of repeat playing.
Further, also comprise screenshotss unit, the eyeball photo obtaining advertisement viewer for snap continuous within the time spot obtains advertisement picture corresponding to eyeball photo by screenshotss mode simultaneously and preserves.
Further, also comprise Word message acquiring unit, for analyzing described advertisement picture and obtaining the Word message in advertisement picture.
Further, Word message acquiring unit comprises:
Point position obtains subelement, for obtaining line-of-sight distance by angle and distance transducer, obtains according to eye image-forming principle the point position that sight line drops on advertisement picture;
Word coordinate seat unit, for by Linear Discrimination Analysis advertisement picture, extracts word, obtains the coordinate position of word in advertisement picture;
Determine subelement, for according to word coordinate position and sight line point position, determine the Word message in the advertisement picture that beholder watches attentively.
And also provide a kind of terminal, described terminal is provided with above-mentioned advertisement play back device.
The advertisement broadcast method that the present invention proposes, device and terminal, realize the repeat playing of important advertising message by catching sight line; When advertisement or the information that needs user to pay close attention to start to play, open the sight line capture function of advertisement playback terminal, take the photo of eyeball fast, navigate in seen relevant information according to the line-of-sight distance got in the angle and distance sensing of eyeball, when the sight line capturing user is in the keynote message play, start certain important information of repeat playing, until user's sight line is left.
Accompanying drawing explanation
The advertisement broadcast method schematic flow sheet that Fig. 1 provides for the embodiment of the present invention one;
The advertisement broadcast method schematic flow sheet that Fig. 2 provides for the embodiment of the present invention two;
The advertisement broadcast method schematic flow sheet that Fig. 3 provides for the embodiment of the present invention three;
Fig. 4 is the method flow schematic diagram that in invention the present embodiment three, word obtains;
The advertisement play back device structural representation that Fig. 5 provides for the embodiment of the present invention four;
The advertisement play back device structural representation that Fig. 6 provides for the embodiment of the present invention five;
The advertisement play back device structural representation that Fig. 7 provides for the embodiment of the present invention six;
Fig. 8 is the structural representation of word acquiring unit in the embodiment of the present invention six;
The advertisement playback terminal structural representation that Fig. 9 provides for the embodiment of the present invention seven.
The realization of the object of the invention, functional characteristics and advantage will in conjunction with the embodiments, are described further with reference to accompanying drawing.
Embodiment
Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
In follow-up description, use the suffix of such as " module ", " parts " or " unit " for representing element only in order to be conducive to explanation of the present invention, itself is specific meaning not.Therefore, " module " and " parts " can mixedly use.
Terminal can be implemented in a variety of manners.Such as, the terminal described in the present invention can comprise the such as mobile terminal of intelligent television, advertisement playback terminal, smart phone, notebook computer, digit broadcasting receiver, PDA (personal digital assistant), PAD (panel computer), PMP (portable media player), guider etc. and the fixed terminal of such as digital TV, desktop computer etc.Below, suppose that terminal is intelligent television.
Embodiment one
As shown in Figure 1, the embodiment of the present invention one proposes a kind of advertisement broadcast method, comprising:
S101, within the time spot, continuous snap obtains the eyeball photo of advertisement viewer;
Concrete, the function that continuous snap has been present various camera shooting terminal or has had with the terminal of camera head, this do not explain in detail specifically how long in bat one be only snap.
The described time spot is at the advertisement such as TV or mobile phone playback terminal, and according to the advertisement playing duration of the Ad Length prerecorded and arrangement, the playing duration of each advertisement forms the basic data of a time list as this advertisement broadcast method.
When each advertisement starts to play, namely align according to the fast beat frequency preset the continuous snap carrying out eyeball photo the people carrying out advertisement viewing, and the photo of snap gained is preserved temporarily.
After an advertisement finishes, the eyeball photo of described continuous snap is deleted, in order to avoid cause very large burden to the storage area of advertisement playback terminal.
S102, analyzes the change of eyeball angles in captured eyeball photo;
Concrete, obtain the beholder's eyeball photo about this section of advertisement captured in whole time spot section, and analyze the change of beholder's eyeball angles in these photos, if in continuous several photo, the change of the eyeball angles of beholder is fainter, then illustrate that advertisement viewer is watching the information in advertisement attentively, this segment information is exactly the more interested information of advertisement viewer, if repeat playing can be carried out for this part information, advertisement viewer must be made to have the sufficient time obtain or record these advertising messages useful to him, also more lasting the staying in the brain of advertisement viewer of advertising message can be made.
S103, if the eyeball angles rate of change of multiple eyeball photos is within setting threshold continuously, this advertisement of repeat playing.
Concrete, if the change finding that there is beholder's eyeball angles in some photos in these photos analyzing snap acquisition continuously in time spot section is less than predetermined threshold value, the change can selecting these beholder's eyeball angles is less than the photo of predetermined threshold value, as the carrier of useful information in advertisement, carry out repetition advertisement broadcasting so that follow-up or extract useful information further.
Further, the change of multiple beholder's eyeball angles of taking a picture soon continuously described is less than predetermined threshold value, is at least two continuous snap eyeball photos.
When determining have the change of beholder's eyeball angles in some photos to be less than predetermined threshold value in photo, illustrate in this advertisement and comprise the interested information of beholder, the whole section of advertisement repeating to broadcast this advertisement can be selected, the time of replaying can be selected to replay immediately after this advertisement is broadcasted, and also can continue after other advertisements of interval a little to replay.
The advertisement reproduction time more than realized, can judge that whether advertisement viewer is interested in the advertisement of playing according to the eyeball change of advertisement viewer, thus determine whether will the advertisement of playing be replayed, make advertisement viewer can obtain repeating viewing for interested advertisement, thus fully obtain the information useful to oneself, for uninterested advertisement, can not go to comprehend, advertisement can finish according to arrangement.
Embodiment two
As shown in Figure 2, the embodiment of the present invention two proposes a kind of advertisement broadcast method, comprising:
S201, within the time spot, continuous snap obtains the eyeball photo of advertisement viewer;
Concrete, the described time spot is at the advertisement such as TV or mobile phone playback terminal, according to the advertisement playing duration of the Ad Length prerecorded and arrangement, the playing duration of each advertisement forms the basic data of a time list as this advertisement broadcast method.
When each advertisement starts to play, namely align according to the fast beat frequency preset the continuous snap carrying out eyeball photo the people carrying out advertisement viewing, and the photo of snap gained is preserved temporarily.
After an advertisement finishes, the eyeball photo of described continuous snap is deleted, in order to avoid cause very large burden to the storage area of advertisement playback terminal.
S202, obtains advertisement picture corresponding to eyeball photo by screenshotss mode and preserves;
Concrete, while shooting advertisement viewer eyeball photo, the terminal that advertisement is play obtains advertisement broadcasting pictures, particular by carrying out screenshotss to advertisement playback terminal and preserving described screenshotss picture, to obtain advertisement picture corresponding to each eyeball photo, so that the positioning advertising beholder concrete advertising message of watching attentively more accurately.Get concrete advertising message, on the one hand can conveniently to its interested information of advertisement viewer orientation replay, another is convenient, also as large data basis, better can analyze advertising results, be convenient to follow-up advertisement information of precisely preparing advertising.
S203, the change of eyeball angles in the eyeball photo captured by analysis;
Concrete, obtain the beholder's eyeball photo about this section of advertisement captured in whole time spot section, and analyze the change of beholder's eyeball angles in these photos, if in continuous several photo, the change of the eyeball angles of beholder is fainter, then illustrate that advertisement viewer is watching the information in advertisement attentively, this segment information is exactly the more interested information of advertisement viewer, if repeat playing can be carried out for this part information, advertisement viewer must be made to have the sufficient time obtain or record these advertising messages useful to him, also more lasting the staying in the brain of advertisement viewer of advertising message can be made.
S204, if the eyeball angles rate of change of multiple eyeball photos is within setting threshold continuously, the advertising segment at the advertisement picture place that the eyeball photo of eyeball angles rate of change described in repeat playing within setting threshold is corresponding.
Concrete, when determining that the eyeball angles rate of change of multiple eyeball photos is within setting threshold, namely show that beholder is interested in the advertising segment containing this part eyeball photo, the advertising segment containing this part eyeball photo in repeat playing advertisement then can be taked to carry out repeat playing, avoid whole section of advertisement of replaying, can make on the one hand advertisement viewer more in centralized knowledge advertisement to oneself interested information, also can shorten the time that advertisement is replayed, for advertisement, broadcaster saves advertising cost.
Embodiment three
As shown in Figure 3, the embodiment of the present invention three proposes a kind of advertisement broadcast method, comprising:
S301, within the time spot, continuous snap obtains the eyeball photo of advertisement viewer;
S302, obtains advertisement picture corresponding to eyeball photo by screenshotss mode and preserves;
S303, the change of eyeball angles in the eyeball photo captured by analysis;
S304, if the eyeball angles rate of change of multiple eyeball photos is within setting threshold continuously, analyzes the information of being watched attentively by advertisement viewer in advertisement picture, this information of repeat playing.
Concrete, analyze the information of being watched attentively by advertizer in advertisement picture, these information may comprise some Word messages, obtain Word message in these concrete advertisement pictures by following technological means, with reference to figure 4:
S501, obtains line-of-sight distance by range sensor, obtains according to eye image-forming principle the point position that sight line drops on advertisement picture;
S502, by advertisement picture through linear discriminant function, carries out Word Input, obtains the coordinate position of word;
Concrete, linear discriminant function is: Di (X)=Σ wikXk+wi0i=1,2 ... m, wherein Di (X) represents i-th discriminant function, and wik is coefficient or weight, and wi0 is constant or is called threshold.Judgement circle place between two classes has: Di (X)-Dj (X)=0 this equation, being straight line at two-dimensional space, is plane at three dimensions, is then hyperplane at N dimension space.Di (X)-Dj (X) can be write as following form: Di (X)-Dj (X)=Σ (wik-wjk) Xk+ (wi0-wj0), and its judging process can carry out as follows; If Di (X) >Dj (X), or Di (X)-Dj (X) >0, then X ∈ wi, if Di (X) <Dj (X) or Di (X)-Dj (X) <0, then X ∈ wj.
Carrying out classification with linear discriminant function is linear classifier.Any m class problem can be decomposed into (m-1) individual two class identification problems.Method first model space is divided into a class and other class, so goes on.Therefore, two class linear classifiers are the simplest and the most basic.Judgement circle being separated two classes is represented by D1-D0=0.Input pattern for any feature must judge that D1 is large or D2 is large.If consider certain function D=D1-D2, being just for 1 quasi-mode D, is negative for two quasi-mode D.So, can classify as long as process one group of power input pattern corresponding to D and judge that output meets.By the Word Input in picture out, the coordinate position of place word can be got with linear discriminant function;
S503, according to word coordinate position and sight line point position, catches the Word message in the advertisement picture that beholder watches attentively.
When determining that the eyeball angles rate of change of multiple eyeball photos is within setting threshold, namely show that beholder is interested in the advertising segment containing this part eyeball photo, the information that some are concrete is comprised in general advertisement picture, such as price, profile, title, explanation, phone, address etc., if these specifying informations in advertisement picture can be obtained further, then can by these specifying informations floating repeat playing on this advertisement picture even other advertisement pictures, increase the coverage rate of useful information, while allowing advertisement viewer precisely obtain information of interest, the cost that advertisement is replayed can be saved further.
Embodiment four
As shown in Figure 5, the embodiment of the present invention four proposes a kind of advertisement play back device, comprising: eyeball photo acquiring unit 10, analytic unit 20, performance element 30.
Eyeball photo acquiring unit 10, obtains the eyeball photo of advertisement viewer for snap continuous within the time spot;
Concrete, the function that continuous snap has been present various camera shooting terminal or has had with the terminal of camera head, this do not explain in detail specifically how long in bat one be only snap.
The described time spot is at the advertisement such as TV or mobile phone playback terminal, and according to the advertisement playing duration of the Ad Length prerecorded and arrangement, the playing duration of each advertisement forms the basic data of a time list as this advertisement broadcast method.
When each advertisement starts to play, namely align according to the fast beat frequency preset the continuous snap carrying out eyeball photo the people carrying out advertisement viewing, and the photo of snap gained is preserved temporarily.
After an advertisement finishes, the eyeball photo of described continuous snap is deleted, in order to avoid cause very large burden to the storage area of advertisement playback terminal.
Analytic unit 20, for analyzing the change of eyeball angles in captured eyeball photo;
Concrete, analytic unit 20 obtains the beholder's eyeball photo about this section of advertisement captured in whole time spot section, and analyze the change of beholder's eyeball angles in these photos, if in continuous several photo, the change of the eyeball angles of beholder is fainter, then illustrate that advertisement viewer is watching the information in advertisement attentively, this segment information is exactly the more interested information of advertisement viewer, if repeat playing can be carried out for this part information, advertisement viewer must be made to have the sufficient time obtain or record these advertising messages useful to him, also more lasting the staying in the brain of advertisement viewer of advertising message can be made.
Performance element 30, for when the eyeball angles rate of change of continuous multiple eyeball photos is within setting threshold, this advertisement of repeat playing.
Concrete, if the change finding that there is beholder's eyeball angles in some photos in these photos analyzing snap acquisition continuously in time spot section is less than predetermined threshold value, the change that then performance element 30 selectes these beholder's eyeball angles is less than the photo of predetermined threshold value, as the carrier of useful information in advertisement, carry out repetition advertisement broadcasting so that follow-up or extract useful information further.
Further, the change of multiple beholder's eyeball angles of taking a picture soon continuously described is less than predetermined threshold value, is at least two continuous snap eyeball photos.
When determining have the change of beholder's eyeball angles in some photos to be less than predetermined threshold value in photo, performance element 30 performs and repeats the whole section of advertisement of broadcasting this advertisement, the time of replaying can be selected to replay immediately after this advertisement is broadcasted, and also can continue after other advertisements of interval a little to replay.
The advertisement play back device more than realized, can judge that whether advertisement viewer is interested in the advertisement of playing according to the eyeball change of advertisement viewer, thus determine whether will whether the advertisement of playing be replayed, make advertisement viewer can obtain repeating viewing for interested advertisement, thus fully obtain the information useful to oneself, for uninterested advertisement, can not go to comprehend, advertisement can finish according to arrangement.
Embodiment five
As shown in Figure 6, the embodiment of the present invention five proposes a kind of advertisement play back device, comprising:
Eyeball photo acquiring unit 10, screenshotss unit 40, analytic unit 20, performance element 30.
Wherein acquiring unit 10, analytic unit 20 are identical with embodiment four, in this not repeated description.
Screenshotss unit 40, while obtaining the eyeball photo of advertisement viewer, obtains advertisement picture corresponding to eyeball photo by screenshotss mode and preserves for snap continuous within the time spot.
Concrete, while shooting advertisement viewer eyeball photo, screenshotss unit 40 obtains advertisement broadcasting pictures, particular by carrying out screenshotss to advertisement playback terminal and preserving described screenshotss picture, to obtain advertisement picture corresponding to each eyeball photo, so that the positioning advertising beholder concrete advertising message of watching attentively more accurately.Get concrete advertising message, on the one hand can conveniently to its interested information of advertisement viewer orientation replay, another is convenient, also as large data basis, better can analyze advertising results, be convenient to follow-up advertisement information of precisely preparing advertising.
Performance element 30, for when the eyeball angles rate of change of multiple eyeball photos continuous is within setting threshold, the advertising segment at the advertisement picture place that the eyeball photo of eyeball angles rate of change described in repeat playing within setting threshold is corresponding.
Concrete, when determining that the eyeball angles rate of change of multiple eyeball photos is within setting threshold, namely show that beholder is interested in the advertising segment containing this part eyeball photo, advertising segment containing this part eyeball photo in the advertisement of performance element 30 repeat playing, can make on the one hand advertisement viewer more in centralized knowledge advertisement to oneself interested information, also can selected advertisement time of replaying, be advertisement broadcaster and save advertising cost.
Embodiment six
As shown in Figure 7, the embodiment of the present invention six proposes a kind of advertisement play back device, comprising:
Eyeball photo acquiring unit 10, screenshotss unit 40, analytic unit 20, performance element 30, Word message acquiring unit 50.
In enforcement six, except the unit identical with embodiment five, also comprise Word message acquiring unit 50.
Word message acquiring unit 50, for analyzing described advertisement picture and obtaining the Word message in advertisement picture.
With reference to figure 8, Word message acquiring unit 50 comprises further:
Point position obtains subelement 51, for obtaining line-of-sight distance by angle and distance transducer, obtains according to eye image-forming principle the point position that sight line drops on advertisement picture;
Word coordinate seat unit 52, for by Linear Discrimination Analysis advertisement picture, extracts word, obtains the coordinate position of word in advertisement picture;
Concrete, linear discriminant function is: Di (X)=Σ wikXk+wi0i=1,2 ... m, wherein Di (X) represents i-th discriminant function, and wik is coefficient or weight, and wi0 is constant or is called threshold.Judgement circle place between two classes has: Di (X)-Dj (X)=0 this equation, being straight line at two-dimensional space, is plane at three dimensions, is then hyperplane at N dimension space.Di (X)-Dj (X) can be write as following form: Di (X)-Dj (X)=Σ (wik-wjk) Xk+ (wi0-wj0), and its judging process can carry out as follows; If Di (X) >Dj (X), or Di (X)-Dj (X) >0, then X ∈ wi, if Di (X) <Dj (X) or Di (X)-Dj (X) <0, then X ∈ wj.
Carrying out classification with linear discriminant function is linear classifier.Any m class problem can be decomposed into (m-1) individual two class identification problems.Method first model space is divided into a class and other class, so goes on.Therefore, two class linear classifiers are the simplest and the most basic.Judgement circle being separated two classes is represented by D1-D0=0.Input pattern for any feature must judge that D1 is large or D2 is large.If consider certain function D=D1-D2, being just for 1 quasi-mode D, is negative for two quasi-mode D.So, can classify as long as process one group of power input pattern corresponding to D and judge that output meets.By the Word Input in picture out, the coordinate position of place word can be got with linear discriminant function;
Determine subelement 53, for according to word coordinate position and sight line point position, determine the Word message in the advertisement picture that beholder watches attentively.
Corresponding, performance element 30 performs the repeat playing of important information in advertisement, namely
Performance element 30, for when there being the eyeball angles rate of change of multiple eyeball photos continuously within setting threshold, the information of being watched attentively by advertisement viewer in the advertisement picture that the analysis of performance element 30 repeat playing Word message acquiring unit 50 obtains.
When determining that the eyeball angles rate of change of multiple eyeball photos is within setting threshold, namely show that beholder is interested in the advertising segment containing this part eyeball photo, the information that some are concrete is comprised in general advertisement picture, such as price, profile, title, explanation, phone, address etc., if these specifying informations in advertisement picture can be obtained further, then can by these specifying informations floating repeat playing on this advertisement picture even other advertisement pictures, increase the coverage rate of useful information, while allowing advertisement viewer precisely obtain information of interest, the cost that advertisement is replayed can be saved further.
Embodiment seven
As shown in Figure 9, the embodiment of the present invention seven proposes a kind of terminal 100, comprises
Eyeball photo acquiring unit 10, screenshotss unit 40, analytic unit 20, performance element 30, Word message acquiring unit 50.
The set-up mode of each unit is identical with embodiment six, in this not repeated description.
When terminal advertising-playing, acquiring unit 10 obtains the eyeball photo of advertisement viewer, screenshotss unit 40 intercepts the advertisement broadcasting pictures of terminal screen simultaneously, analytic unit 20 analyzes the eyeball photo that acquiring unit 10 obtains advertisement viewer, determine the emphasis advertisement picture that advertisement viewer is watched attentively, Word message acquiring unit 50 analyzes the concrete Word message that advertisement viewer in these advertisement pictures is watched attentively, and performance element 30 performs the concrete Word message in these advertisements of repeat playing.Certainly, described performance element 30 can also perform some fragment in the whole advertisement of repeat playing or advertisement.
It should be noted that, in this article, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thus make to comprise the process of a series of key element, method, article or device and not only comprise those key elements, but also comprise other key elements clearly do not listed, or also comprise by the intrinsic key element of this process, method, article or device.When not more restrictions, the key element limited by statement " comprising ... ", and be not precluded within process, method, article or the device comprising this key element and also there is other identical element.
The invention described above embodiment sequence number, just to describing, does not represent the quality of embodiment.
Through the above description of the embodiments, those skilled in the art can be well understood to the mode that above-described embodiment method can add required general hardware platform by software and realize, hardware can certainly be passed through, but in a lot of situation, the former is better execution mode.Based on such understanding, technical scheme of the present invention can embody with the form of software product the part that prior art contributes in essence in other words, this computer software product is stored in a storage medium (as ROM/RAM, magnetic disc, CD), comprising some instructions in order to make a station terminal equipment (can be mobile phone, computer, server, air conditioner, or the network equipment etc.) perform method described in each embodiment of the present invention.
These are only the preferred embodiments of the present invention; not thereby the scope of the claims of the present invention is limited; every utilize specification of the present invention and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (10)
1. an advertisement broadcast method, comprises:
Within the time spot, continuous snap obtains the eyeball photo of advertisement viewer;
Analyze the change of eyeball angles in captured eyeball photo;
If the eyeball angles rate of change of multiple eyeball photos is within setting threshold continuously, this advertisement of repeat playing.
2. advertisement broadcast method according to claim 1, is characterized in that, this advertisement packets of described repeat playing contains: some information in some fragment of the whole advertisement of repeat playing or repeat playing advertisement or repeat playing advertisement.
3. advertisement broadcast method according to claim 1, is characterized in that also comprising, and the eyeball photo of described continuous snap acquisition advertisement viewer within the time spot obtains advertisement picture corresponding to eyeball photo by screenshotss mode simultaneously and preserves.
4. advertisement broadcast method according to claim 3, is characterized in that also comprising, and analyzes described advertisement picture and obtains the Word message in advertisement picture.
5. advertisement broadcast method according to claim 4, is characterized in that also comprising, and the process obtaining described Word message is:
Obtain line-of-sight distance by range sensor, obtain according to eye image-forming principle the point position that sight line drops on advertisement picture;
Advertisement picture is carried out Word Input through linear discriminant function, obtains the coordinate position of word;
According to word coordinate position and sight line point position, catch the Word message in the advertisement picture that beholder watches attentively.
6. an advertisement play back device, is characterized in that comprising,
Eyeball photo acquiring unit, obtains the eyeball photo of advertisement viewer for snap continuous within the time spot;
Analytic unit, for analyzing the change of eyeball angles in captured eyeball photo;
Performance element, for when the eyeball angles rate of change of multiple eyeball photos continuous is within setting threshold, this advertisement of repeat playing.
7. advertisement play back device according to claim 6, is characterized in that: also comprise screenshotss unit, and the eyeball photo obtaining advertisement viewer for snap continuous within the time spot obtains advertisement picture corresponding to eyeball photo by screenshotss mode simultaneously and preserves.
8. advertisement play back device according to claim 7, is characterized in that also comprising: Word message acquiring unit, for analyzing described advertisement picture and obtaining the Word message in advertisement picture.
9. advertisement play back device according to claim 8, is characterized in that: Word message acquiring unit comprises further:
Point position obtains subelement, for obtaining line-of-sight distance by angle and distance transducer, obtains according to eye image-forming principle the point position that sight line drops on advertisement picture;
Word coordinate seat unit, for by Linear Discrimination Analysis advertisement picture, extracts word, obtains the coordinate position of word in advertisement picture;
Determine subelement, for according to word coordinate position and sight line point position, determine the Word message in the advertisement picture that beholder watches attentively.
10. a terminal, is characterized in that, described terminal is provided with the advertisement play back device described in claim 6-9.
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