KR20170027648A - Method and apparatus for synchronous putting of real-time mobile advertisement based on audio fingerprint - Google Patents
Method and apparatus for synchronous putting of real-time mobile advertisement based on audio fingerprint Download PDFInfo
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- KR20170027648A KR20170027648A KR1020160014655A KR20160014655A KR20170027648A KR 20170027648 A KR20170027648 A KR 20170027648A KR 1020160014655 A KR1020160014655 A KR 1020160014655A KR 20160014655 A KR20160014655 A KR 20160014655A KR 20170027648 A KR20170027648 A KR 20170027648A
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- 230000001360 synchronised effect Effects 0.000 title 1
- 238000002347 injection Methods 0.000 claims description 29
- 239000007924 injection Substances 0.000 claims description 29
- 239000000284 extract Substances 0.000 description 8
- 238000010586 diagram Methods 0.000 description 4
- 230000009466 transformation Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
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- G—PHYSICS
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- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q30/00—Commerce
- G06Q30/02—Marketing; Price estimation or determination; Fundraising
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- H—ELECTRICITY
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- 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
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
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Abstract
Description
FIELD OF THE INVENTION The present invention relates to the field of information technology, and more particularly, to a method and apparatus for simultaneously putting real-time mobile advertisements based on audio fingerprints.
Compared to mobile advertising, TV advertising still has the intrinsic effects of rich content, intense audio and visual impact, and is still the main channel of consumers' preference for purchase. Although direct advertisement injection is performed based on the user's habits, there are still two problems, namely, the fact that the user can not know whether he or she is watching the TV advertisement and that the user is promptly responding to the purchase impulse while watching I do not know if I can get it and buy it. Thus, both TV advertisement injection and mobile advertisement injection are classified in a conventional manner, which is difficult to jointly affect the same user as shown in FIG.
To this end, the present invention provides a method and apparatus for simultaneously injecting real-time mobile advertisements based on audio fingerprints in order to solve at least part of the problem.
According to an embodiment of the present invention, there is provided a method for simultaneous injection of a real-time mobile advertisement based on an audio fingerprint,
Extracting an advertisement audio fingerprint of the advertisement audio and establishing an advertisement audio fingerprint database;
Obtaining a live telecast video stream and extracting a video streaming audio fingerprint corresponding to the live telecast video stream;
Retrieving an advertisement audio fingerprint in the advertisement audio fingerprint database;
Compare the advertisement audio fingerprint with the video
When the video streaming audio fingerprint is matched with the advertisement audio fingerprint, records the advertisement audio matching count corresponding to the advertisement audio fingerprint, and if the matching frequency exceeds the specific threshold value, transmits a mobile advertisement corresponding to the advertisement audio to the client The method comprising:
From here,
Extracting the advertisement audio fingerprint of the advertisement audio and establishing the advertisement audio fingerprint database comprises:
Extracting advertisement audio of the mobile advertisement;
Extracting a plurality of advertisement audio fingerprints from the advertisement audio;
Extracting a value and a key value of the advertisement audio fingerprint;
Establishing a corresponding relationship between the key value and a value having the same key value, and generating a hash table (i.e., an advertisement audio fingerprint database); To a simultaneous injection method of a real-time mobile advertisement based on an audio fingerprint.
A method and apparatus for simultaneous injection of a real-time mobile advertisement based on an audio fingerprint according to the present invention realizes simultaneous injection of a mobile advertisement and a TV advertisement.
The present invention creates an innovative mobile advertising injection mode as compared to a general mobile advertisement injection method and improves the immediate repetition rate of the advertisement injection (in agreement with the TV advertisement) while improving the repetition rate of the advertisement for the advertiser, Improves the likelihood of purchasing by the advertiser, improves the input-output ratio of the advertiser, and satisfies the time browsing and the purchase desire for it.
1 is a schematic diagram of a conventional advertising injection method.
2 is a flow chart of a method for simultaneous injection of a real-time mobile advertisement based on an audio fingerprint according to the present invention.
3 is a schematic block diagram of an advertisement audio fingerprint database according to the present invention.
4 is a schematic block diagram for simultaneous injection of a real-time mobile advertisement based on an audio fingerprint according to the present invention.
2 is a flow chart of a method for simultaneous injection of a real-time mobile advertisement based on an audio fingerprint according to the present invention. The flowchart of FIG. 2 is merely illustrative, and the steps recorded therein may be performed out of order, in parallel, or with other steps deleted and / or added. As shown in Figure 2, a method for simultaneous injection of a real-time mobile advertisement based on an audio fingerprint comprises:
Extracting an audio fingerprint of the advertisement audio and establishing the advertisement
A method for simultaneous injection of a real-time mobile advertisement based on an audio fingerprint according to the invention, the step of extracting an advertisement audio fingerprint of the advertisement audio and establishing an advertisement audio fingerprint database as in
Step 1021 extracts the advertisement audio of the mobile advertisement. First, a number of advertisements (with a request for simultaneous injection of mobile advertisements) provided by the advertiser are secured. Here, the mobile advertisement includes video and audio, the advertisement audio is extracted from the mobile advertisement, and the number of advertisement audio is plural. Step 1022 extracts a plurality of advertisement audio fingerprints from the advertisement audio.
When the number of advertisement audio is plural, and the advertisement audio fingerprint in each advertisement audio is extracted, each advertisement audio includes a plurality of advertisement audio fingerprints.
Step 1023 extracts the values of the key value and the advertisement audio fingerprint. Both the key value and the joint value constitute the advertising audio fingerprint.
Step 1024 establishes the relevant relationship between the value having the same key value and the key value, and generates a hash table, i.e., an advertisement audio fingerprint database, as shown in FIG. Audio fingerprints with the same key value can be connected by dots.
A method for simultaneous injection of a real-time mobile advertisement based on an audio fingerprint according to the present invention, the step of extracting a plurality of advertisement audio fingerprints from the advertisement audio 1022 comprises: storing the advertisement audio as an advertisement audio file having a predetermined format; Assigning the advertisement audio file as a unique code and obtaining a spectrogram of each advertisement audio file by a transformation algorithm, wherein the spectrogram has a vertical axis of frequency f and a horizontal axis of time t; Dividing the spectrogram into a number of spherical regions according to a given horizontal / vertical axis resolution and securing a position with the highest energy in each region as the extreme value points of each region, where the extreme value points are horizontal and vertical Coordinate (t, f)); Securing an ad audio fingerprint according to the relevance between the extreme value points (t, f); .
In the following, step 1022, i.e., extracting a plurality of advertisement audio fingerprints from the advertisement audio, is well illustrated in the detailed example. First, the advertising audio in a large number of advertisements is extracted by standard audio / video processing tool software, such as ff MPEG, and stored in files in a uniform format such as mp3 format, wma format, way format or off format. Then, each advertisement audio file is assigned with a unique code, and the spectrogram of each advertisement audio file is obtained by a transformation algorithm (where the spectrogram has a horizontal axis of time t and a vertical axis of frequency f, Energy e). Then, the spectrogram of each advertisement audio file is divided into several regions according to a predetermined horizontal / vertical axis resolution, and the calculation is performed to secure a position having the highest energy in each region as an extreme value point of each region , The extreme value points are represented by horizontal and vertical coordinators (t, f)). Finally, the ad audio fingerprint is secured according to the relevance between the extreme value points (t, f).
A method for simultaneously injecting a real-time mobile ad based on an audio fingerprint according to the present invention, the step of obtaining a line audio fingerprint according to the relationship between extreme value point (t, f) is: extreme value point (t m, f m ) and (t n , f n ) ( where dT = t n - t m ); Taking t m and code as the value of the advertising audio fingerprint, taking f n : f m : dT as the key value of the advertising audio fingerprint; . For example, if the ad audio fingerprint is extracted from the ad audio file with the first code and the extreme value points t 1 , f 1 and (t 2 , f 2 ) are obtained first and dT = t 2 - t 1 , the key value of the advertisement audio fingerprint is f 2 : f 1 : dT, and the value of the advertisement audio fingerprint is t 1 and the first (1 st ).
In a method for injection of a real-time mobile advertisement based on an audio fingerprint according to the present invention, the modification algorithm is a Fourier transform algorithm. The spectrogram of each advertisement audio file is secured by a Fourier transform algorithm.
A method for simultaneously injecting real-time mobile advertising based on an audio fingerprint in accordance with the present invention, the method comprising: identifying (104) a live telecast video stream and extracting a video streaming audio fingerprint corresponding to the live telecast video stream : Monitors live telecast video stream and extracts (1041) video streaming audio corresponding to the live telecast video stream; Acquiring (1042) a video streaming audio fingerprint according to the video streaming audio for a predetermined time; Video streaming audio video streaming extracting the K value and V value of the audio fingerprint.
A method for simultaneous injection of a real-time mobile advertisement based on an audio fingerprint according to the present invention, the step of video streaming audio fingerprint according to video streaming audio for a predetermined time period comprises: storing video streaming audio in the same format as the advertisement audio; (Where the spectrogram has a horizontal axis of time t and a vertical axis of f) to obtain each video streaming audio by a transformation algorithm; Dividing the spectrogram into a number of rectangular regions according to a predetermined horizontal / vertical axis resolution, and calculating a position having the highest energy in each region as an extreme value point of each region, wherein the extreme value point is divided into horizontal and vertical coordinates (t ', f')); Securing a video stream audio fingerprint according to the relationship between the extreme value points (t ', f'); .
A method for simultaneous injection of a real-time mobile advertisement based on an audio fingerprint according to the present invention, the step of obtaining a video streaming audio fingerprint according to the relationship between the extreme value points (t ', f') comprises: 'm, f' m) and (t 'n, f' n ) obtained is (then dT '= t' n a - t 'm); Taking f ' n : f' m : dT as the K value of the video streaming fingerprint and taking t ' m as the V value of the video streaming audio fingerprint; . For example, the extreme val- ue points (t ' 1 , f' 1 ) and (t ' 2 , f' 2 ) are first obtained to ensure dT '= t' 2 - t ' 1 . Then, the K value of the video streaming audio fingerprint is f ' 2 : f' 1 : dT ', and the V value of the advertisement audio fingerprint is t' 1 .
A method for simultaneously injecting a real-time mobile advertisement based on an audio fingerprint according to the present invention, the step of retrieving an advertisement audio fingerprint in an advertisement audio fingerprint database comprises the steps of: . ≪ / RTI >
A method for simultaneously injecting real-time mobile advertisements based on audio fingerprints according to the present invention, the step of comparing whether the advertisement audio fingerprints match the video streaming audio fingerprints comprises: comparing the value corresponding to the key value of the advertisement audio fingerprint with the video streaming Compares the V value corresponding to the audio fingerprint, and when the V value equals the value, the advertisement audio fingerprint counts the corresponding advertisement audio code; Calculating whether the number of counts of the code exceeds a certain threshold value; . When the number of counts of codes exceeds a certain threshold value, the live video streaming is the same as the mobile advertisement for the advertising audio of the code. For example, if a certain threshold value is set to 50 and the counting number of the first code exceeds 50, the live telecast video stream is believed to be the same as the mobile advertisement corresponding to the code first ad audio. The commodity information to be played at that time is informed to the advertiser having a request for simultaneous injection of the mobile advertisement, and the mobile advertisement is immediately input on the demand side platform (DSP).
A method for simultaneously injecting a real-time mobile advertisement based on an audio fingerprint according to the present invention, the step of transmitting a mobile advertisement corresponding to advertisement audio to a client includes: putting a mobile advertisement corresponding to the advertisement audio on a DSP ) and; Comparing the browser advertisement of the client with the mobile advertisement, and transmitting the mobile advertisement to the client when the mobile advertisement is associated with the browsed advertisement; .
You will believe that the live telecast video stream is the same as the mobile ad corresponding to the ad audio. The commodity information to be played is then notified to the advertiser having a request for simultaneous injection of the mobile advertisement, and the mobile advertisement is immediately input on the DSP. Because DSP collects inventory of various ad trading platforms, it allows advertisers to purchase ad lists very efficiently.
The mobile advertisement is compared with the client browser advertisement, and the mobile advertisement is transmitted to the client by the transmission technique when the mobile advertisement is related to the browsed advertisement. For example, in the case of an inquiry, if the advertisement browsed in the client is an advertisement related to the auto mobile, the mobile advertisement will also be an advertisement related to the auto mobile, and then the mobile advertisement is believed to be related to the browsed advertisement, And transmitted to the client as a transmission technique. In a client / server application, data is sent to the client without the need for a client request.
4 is a schematic block diagram of an apparatus for simultaneous injection of a real-time mobile advertisement based on an audio fingerprint according to the present invention. As shown in FIG. 4, the apparatus for simultaneous injection of real-time mobile advertisements based on an audio fingerprint includes an
10: Establishment unit
11: Real-time acquisition unit
12: Matching unit
Claims (4)
Extracting an advertisement audio fingerprint of the advertisement audio and establishing an advertisement audio fingerprint database;
Extracting a video streaming audio fingerprint corresponding to the live telecast video streaming in real time from the live telecast video streaming;
Retrieving an advertisement audio fingerprint in the advertisement audio fingerprint database;
Comparing the advertisement audio fingerprint with the video streaming audio fingerprint 108 and retrieving the advertisement audio fingerprint in the advertisement audio fingerprint database if the video streaming audio fingerprint does not match the advertisement audio fingerprint A step of continuing; And
When the video streaming audio fingerprint is matched with the advertisement audio fingerprint, records the advertisement audio matching count corresponding to the advertisement audio fingerprint, and if the matching frequency exceeds the specific threshold value, transmits a mobile advertisement corresponding to the advertisement audio to the client The method comprising:
From here,
Extracting the advertisement audio fingerprint of the advertisement audio and establishing the advertisement audio fingerprint database comprises:
Extracting advertisement audio of the mobile advertisement;
Extracting a plurality of advertisement audio fingerprints from the advertisement audio;
Extracting a value and a key value of the advertisement audio fingerprint;
Establishing a corresponding relationship between the key value and a value having the same key value, and generating a hash table (i.e., an advertisement audio fingerprint database); A method of simultaneous injection of real time mobile advertisements based on audio fingerprints,
Wherein the step of transmitting the mobile advertisement corresponding to the advertisement audio to the client comprises:
Injecting a mobile advertisement corresponding to the advertisement audio on the demand side platform;
Comparing the browser advertisement of the client with the mobile advertisement, and sending the mobile advertisement to the client when the mobile advertisement is compatible with the browsed advertisement; A method of simultaneous injection of a real-time mobile advertisement based on an audio fingerprint comprising:
Storing advertisement audio as an advertisement audio file having a unit form format;
Assigns the unit code to each advertisement audio file,
Securing a spectrogram of each advertisement audio file by a Fourier transform algorithm (where the spectrogram has a horizontal axis of time (t) and a vertical axis of frequency (f));
Dividing the spectrogram into a number of spherical regions according to a predetermined horizontal / vertical axis resolution and calculating a position with the highest energy in each region as an extreme value point of each region, Vertical coordinator (t, f)); And
Obtaining ad audio fingerprints according to the relationship between the extreme value points (t, f); A method of simultaneous injection of real time mobile advertisements based on audio fingerprints,
Obtaining extreme value points (t m , f m ) and (t n , f n ) (where dT = t n - t m );
Taking f n : f m : dT as a key value of the advertisement audio fingerprint and taking t m and a code as a value of the advertisement audio fingerprint; The method comprising the steps of: (a) inputting at least one audio fingerprint to the mobile terminal;
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510557641.1A CN105184610A (en) | 2015-09-02 | 2015-09-02 | Real-time mobile advertisement synchronous putting method and device based on audio fingerprints |
| CN201510557641.1 | 2015-09-02 |
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| KR20170027648A true KR20170027648A (en) | 2017-03-10 |
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| KR1020160014655A KR20170027648A (en) | 2015-09-02 | 2016-02-05 | Method and apparatus for synchronous putting of real-time mobile advertisement based on audio fingerprint |
| KR1020160017280A KR20170027649A (en) | 2015-09-02 | 2016-02-15 | Method and apparatus for synchronous putting of real-time mobile advertisement based on audio fingerprint |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021108186A1 (en) * | 2019-11-26 | 2021-06-03 | Gracenote, Inc. | Methods and apparatus to fingerprint an audio signal via exponential normalization |
| US11798577B2 (en) | 2021-03-04 | 2023-10-24 | Gracenote, Inc. | Methods and apparatus to fingerprint an audio signal |
| US12032628B2 (en) | 2019-11-26 | 2024-07-09 | Gracenote, Inc. | Methods and apparatus to fingerprint an audio signal via exponential normalization |
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| CN105574193A (en) * | 2015-12-25 | 2016-05-11 | 北京奇虎科技有限公司 | Method, device and system for acquiring related information of advertisement |
| CN105701686A (en) * | 2016-01-23 | 2016-06-22 | 北京掌阔移动传媒科技有限公司 | Voiceprint advertisement implementation method and device |
| JP6699289B2 (en) * | 2016-03-28 | 2020-05-27 | 富士ゼロックス株式会社 | Information processing system and electronic device |
| CN106055570A (en) * | 2016-05-19 | 2016-10-26 | 中国农业大学 | Video retrieval device based on audio data and video retrieval method for same |
| CN106101573A (en) * | 2016-06-24 | 2016-11-09 | 中译语通科技（北京）有限公司 | The grappling of a kind of video labeling and matching process |
| CN105933761B (en) * | 2016-06-24 | 2019-02-26 | 中译语通科技股份有限公司 | A kind of novel audio-visual program commercial throwing broadcasting method |
| CN107633848A (en) * | 2016-07-19 | 2018-01-26 | 阿基米德（上海）传媒有限公司 | It is a kind of to remove the method for advertisement by identifying audio-frequency fingerprint |
| CN106375867A (en) * | 2016-08-22 | 2017-02-01 | 无锡天脉聚源传媒科技有限公司 | Method and device for cutting advertisement in television video |
| CN107346665A (en) * | 2017-06-29 | 2017-11-14 | 广州视源电子科技股份有限公司 | Audio detection method, device, equipment and storage medium |
| CN109977630B (en) * | 2017-12-27 | 2021-12-24 | 阿里巴巴（中国）有限公司 | Audio fingerprint generation method and device |
| CN108198573B (en) * | 2017-12-29 | 2021-04-30 | 北京奇艺世纪科技有限公司 | Audio recognition method and device, storage medium and electronic equipment |
| CN108920529A (en) * | 2018-06-07 | 2018-11-30 | 北京金山安全软件有限公司 | Data extraction method and device and electronic equipment |
| CN113129855A (en) * | 2019-12-30 | 2021-07-16 | 阿里巴巴集团控股有限公司 | Audio fingerprint extraction and database building method, and audio identification and retrieval method and system |
| CN114866827B (en) * | 2022-01-07 | 2024-04-16 | 广州繁星互娱信息科技有限公司 | Audio and video synchronization detection method and device, storage medium and electronic equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102799605B (en) * | 2012-05-02 | 2016-03-23 | 天脉聚源(北京)传媒科技有限公司 | A kind of advertisement detecting method and system |
| CN102831537B (en) * | 2012-07-09 | 2016-03-23 | 北京酷云互动科技有限公司 | A kind of method and device obtaining network advertisement information |
| US9679583B2 (en) * | 2013-03-15 | 2017-06-13 | Facebook, Inc. | Managing silence in audio signal identification |
| CN103794209A (en) * | 2014-01-17 | 2014-05-14 | 王博龙 | System for monitoring and playing advertisement before movie playing based on audio fingerprint identification technology |
| CN104317967A (en) * | 2014-11-17 | 2015-01-28 | 北京航空航天大学 | Two-layer advertisement audio retrieval method based on audio fingerprints |
| CN104636474A (en) * | 2015-02-13 | 2015-05-20 | 王磊 | Method and equipment for establishment of audio fingerprint database and method and equipment for retrieval of audio fingerprints |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021108186A1 (en) * | 2019-11-26 | 2021-06-03 | Gracenote, Inc. | Methods and apparatus to fingerprint an audio signal via exponential normalization |
| US12032628B2 (en) | 2019-11-26 | 2024-07-09 | Gracenote, Inc. | Methods and apparatus to fingerprint an audio signal via exponential normalization |
| US11798577B2 (en) | 2021-03-04 | 2023-10-24 | Gracenote, Inc. | Methods and apparatus to fingerprint an audio signal |
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| KR20170027649A (en) | 2017-03-10 |
| CN105184610A (en) | 2015-12-23 |
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