CN101169783A - Digit water mark search engine for multimedia object - Google Patents
Digit water mark search engine for multimedia object Download PDFInfo
- Publication number
- CN101169783A CN101169783A CNA2007100420489A CN200710042048A CN101169783A CN 101169783 A CN101169783 A CN 101169783A CN A2007100420489 A CNA2007100420489 A CN A2007100420489A CN 200710042048 A CN200710042048 A CN 200710042048A CN 101169783 A CN101169783 A CN 101169783A
- Authority
- CN
- China
- Prior art keywords
- multimedia object
- search
- digital watermarking
- watermark
- digital
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Abstract
The invention relates to a terminal search engine having Internet accessing function for searching multimedia objects containing special digital watermark. The search engine can be used for copyright protection of multimedia digital works. The working steps of the engine comprises a digital watermark database searching is started after receiving a user's request of searching multimedia objects containing special digital watermark to search multimedia objects meeting user's criteria, and then the content of multimedia objects and some related information including the position and searching time of the multimedia objects are provided to user.
Description
Invention field
The invention belongs to the copyright protection field; be specifically related to use digit water mark search engine; search comprises the multi-medium datas such as video, sound and figure of optional network specific digit watermark in network environments such as the Internet or LAN (Local Area Network), thereby realizes the illegal tracking of using and the illegal operating position of multimedia object is added up.
Background of invention
Along with the arrival of information age, the digital spreading of medium has become possibility, and digitized medium have powerful portability, high efficiency, agility and accuracy.In addition; further developing of network with perfect; make the interconnection between system become very easy; be very easy to message exchange and resource sharing; this fast information is propagated with easy operation and is just being changed traditional work of people and life style, but has also brought many negative influences simultaneously, such as property infringement; information is distorted etc., and open security work to intellectual property protection and sensitive information has brought great difficulty and challenge.In recent years, domestic and international many scholars have proposed a series of new information safety protection thoughts, and particularly in intellectual property protection, field such as anti-tamper and embedded note of information has proposed new strick precaution and safeguard measure.Information hiding and digital watermark technology are exactly new Digital Media safeguard measure; it is that information specific (as copyright information, secret information etc.) is embedded in the various Digital Medias such as image, voice, video and text; to reach purposes such as sign, note and copyright protection; simultaneously; this information is under-effected to attract much attention and to have a specific restoration methods to host's medium; this information should be invisible to illegal recipient, can not perceive.
To add watermark be with data hidden or be inserted into such as the process in audio frequency, video and the rest image content, and a watermark that is inserted into has various uses, comprising: (1) checking, promptly discern the legal owner and the protection copyright wherein of content; And (2) discriminating, guarantee that promptly content is not changed.
Adding under the situation of watermark for checking, the watermark of being inserted can be used to discern the owner of content.Clearly, by inserting a watermark in content, the owner afterwards can be by extracting watermark and showing that this watermark was complementary and proves its entitlement with one that is inserted at first.Adding for discriminating under the situation of watermark, the watermark of being inserted can be used for verifying the authenticity of content by discerning damaged content.Since a kind of method that obtains this purpose provides in the watermark of content.In this case, watermark is the signature (perhaps Qian Ming a function) of content, selects this signature, so that the remarkable characteristic of its reflection content.Therefore, if content is changed, the original watermark that then reflects the initial signature of the content new watermark that will not match, thus reflection is compromised the signature of content.
The many different technology that is used for watermark is inserted into the multimedia composition is known.Typical watermark comprise be used to verify can discern possessory data (for example visual beacon); Perhaps be used for the remarkable vision of catching multimedia segment of content discriminating or the data of auditory properties.In many cases, under situation about not causing, watermark is inserted in this content for any perceptible change of the audio frequency of reality or video content.Like this, the terminal user does not know this watermark usually.
For avoiding unwarranted copy to make and distribution, the producer can embed the ID or the sequence number of different user in the legal copies of works as different watermarks.In case find unwarranted copy, just can determine its source according to the watermark that this copy recovered out.Owing to embedded user's information such as identity in the digital watermarking,, be the lawful owner, otherwise be illegal user in case when the copyright dispute takes place, can be used for proof and can extract the tagger.
But isolated digital watermark technology itself can not prove the works copyright ownership, and it just provides a kind of strong instrument for the digital copyright protection, must have the complete system of a cover to match this instrument of digital watermarking is played a role.More influential digital copyright protection system is intellectual property protection (IPR) authentication and the protection system standard by the network digital product of the DGIII of European commission plan formulation at present, notes by abridging to be IMPRIMATUR.This architectural definition the relation between publisher, buyer and the credible third party.This system solves is that copyright distribution and the copyright when finding illegal copies are confirmed processing mode, but does not solve problem how to find illegal copies technically.
Present Internet user is when searching the information that oneself needs, and the most generally the instrument of Shi Yonging is exactly a search engine, as traditional search engine AltaVista, and the search engine Google of Yahoo and a new generation, Baidu etc.At present the copyright great majority of illegal copies all circulate on network, so search engine can be used as the strong instrument that follow the trail of in network illegal copies source, for the copyright protection of copyright is offered help.
One of purpose of the present invention is exactly to be to provide a kind of digit water mark search engine that comprises the multimedia object of specifying watermark that is used to search for, follow the trail of in order to the source of carrying out illegal copies, thereby determine the position of multimedia object illegal copies, and the illegal operating position of statistics multimedia object.General public search engines can only be found html format, and the present invention then will be increased in the search engine the function of search of digital watermarking in a creative way, and applies it in the copyright protection, and this is the work of an initiative to copyright protection.
Summary of the invention
The invention provides the method that terminal searching that a kind of use has network savvy comprises the multimedia object of digital watermarking, wherein digital watermarking is used for determining the entitlement of multimedia object.This method comprises, extracts digital watermarking from multimedia object, and the digital watermarking that extracts is stored in the database.This method also comprises, receives search criterion, and the search digital watermarking is share the content that the family requires with selector in database.Then Search Results is sent or presents to the user.
" terminal " described here with network savvy comprise various can access to LAN or the terminal of variety of network environments such as internet, as computing machine, mobile phone, PDA etc.
The invention provides a kind of system and method that adds the watermark multimedia object that is used to search for." multimedia object " described here comprises the multimedia composition of the unlimited type of one or more types, as audio frequency, video, static image, closed caption (closed caption) data, packed data, Email etc.Multimedia object can exist in any form, comprises data file, data-signal, data stream, data object, data structure, transmission or program.Multimedia object can exist with digital format or analog format.
Various aspects of the present invention is in conjunction with following diagram and describe in detail easier to understand.
Description of drawings
Fig. 1 is a system schematic.
Fig. 2 comprises the search routine of the multimedia object of optional network specific digit watermark for using digit water mark search engine.
Fig. 3 is the course of work of digit water mark search engine.
Describe in detail
Fig. 1 has showed and uses digit water mark search engine of the present invention to carry out the flow process of digital watermarking search.11 is the process of user's input search condition, and search condition mainly is digital watermarking, if this digital watermarking employing is not the digital watermarking extraction algorithm of standard, then also needs to provide corresponding digital watermark extracting algorithm.12 for sending to search condition the process of search engine.13 be search engine according to received search condition, the process of the content that search is complementary with search condition in Internet or LAN (Local Area Network).14 for search engine sends to the process of the interface system that exchanges with the user with Search Results, and Search Results comprises and searches the content that is complementary with search condition or do not find related content.15 is the procedure for displaying of Search Results, and system presents to the user in some way with Search Results, thereby finishes search procedure one time.
Fig. 2 has showed the search engine system that is used to search for the multimedia object that comprises digital watermarking according to of the present invention, comprises following three modules.21 are user inquiring and browse interface module, offer the interactive interface of the easy usefulness of user side, and the inquiry mode of many Feature Fusion is provided.22 digital watermark data storehouse system modules, 221 digital watermark data storehouses wherein are used for storing the relevant information of the multimedia object that comprises digital watermarking that digital watermarking searcher (Watermark Spider/Crawler) collected from network.222 the main work of index data library module is that the information in the digital watermark data storehouse is carried out ranking index.The groundwork of 223 match retrieval subsystems is the search conditions that receive the user, then the content that search and search condition are complementary in database.23 are multimedia object collection subsystem module, the continual traverses network of Web Spider, grasp up-to-date multimedia object and check it whether to comprise digital watermarking, if comprise digital watermarking, then the relevant information with this multimedia object extracts and deposits in database.
Fig. 3 has showed the workflow of digit water mark search engine database of the present invention.
Ask a question to digit water mark search engine from the user, deal with problems to digit water mark search engine, whole process is divided into the two large divisions, comprises the collection process (server end) of multimedia object of digital watermarking and the query script (user side) of digital watermarking that is:.
The workflow of server end is: watermark spider/reptile (WatermarkSpider/Crawler) is by a first URL, roam on Internet every the regular hour, the website that inquiry constantly can be associated with, the URL of the multimedia object that search makes new advances, utilize special algorithm to detect this multimedia object then and whether comprise digital watermarking, if comprise digital watermarking, the relevant information of multimedia object just then, as multimedia object or its URL, discovery time etc., be sent to the digital watermark data storehouse; The data watermark Database Systems extract digital watermarking from multimedia object, the line index of going forward side by side is sent to index data base with index vector then; Data base management system (DBMS) is periodically analyzed these index vectors and is compared, and deletes old and invalid record, adds new index vector.
The workflow of client, i.e. the query script of digital watermarking is: the search matched subsystem receives the example digital watermark that the user submits to, produces index vector.This index vector is sent to index data base, and system compares the index vector of this index vector and index data base the inside, then identical is passed to the user with similar separating, thereby finishes the search procedure of a digital watermarking.
Claims (9)
1. terminal searching with network savvy of a use comprises the method for the multimedia object of optional network specific digit watermark, and wherein digital watermarking is used to identify the entitlement of this multimedia object, and the method comprising the steps of:
Search comprises the multimedia object of digital watermarking: utilize watermark spider/reptile (Watermark Spider/Crawler) to carry out the detection of digital watermarking initiatively, in real time on network, it carries out digital watermarking to multimedia object and detects by a certain website of connected reference on the request website on this website.Its traversal Web space, constantly move to another website from a website, the multimedia object that comprises digital watermarking on the network is carried out inch-by-inch search, in case find that comprising digital watermarking in the multimedia object just deposits the relevant information of this multimedia object in database.
Set up the digital watermarking index data base: watermark spider/reptile (WatermarkSpider/Crawler) is in the search procedure to Web, result's (information such as multimedia object title, URL, general introduction, link) of search at every turn is stored in the digital watermark data storehouse, analyze collecting the information of returning by analyzing the directory system program then, extract relevant digital watermark information, set up network digital watermark index data base according to the digital watermark information that extracts then.
By user's request searching order in index data base: when the user provides digital watermarking and requirements search guarantor to contain the multimedia object of this watermark, from the digital watermarking index data base, find the information of all associated multimedia objects that meet search condition by the search system program, by the page generation system relevant information of the chained address of Search Results and multimedia object is organized then to return to the user.
2. according to the method for claim 1, be called watermark spider/reptile (WatermarkSpider/Crawler) comprising the searcher that is used to search for the multimedia object that comprises digital watermarking, the function of this searcher is to roam in network, find and gather information that this searcher can detect multimedia object by special algorithm and whether comprise digital watermark information.
3. comprise the digital watermarking extraction mechanism according to the process of claim 1 wherein, be used for extracting digital watermarking from multimedia object.
4. comprise index according to the process of claim 1 wherein, be used for extracting index entry, be used to represent digital watermarking and the concordance list that generates the digital watermark data storehouse from digital watermarking.
5. comprise searcher according to the process of claim 1 wherein, be used for detecting the multimedia object that comprises search condition fast at index database, the result that will export is sorted, and realize certain user's relevance feedback mechanism according to user's inquiry.
6. comprised user interface according to the process of claim 1 wherein, be used to import user inquiring, show Query Result, user's relevance feedback mechanism is provided.
7. according to the method for claim 6, further comprise and reshuffle the step that user interface provides the different digital watermark detection algorithms.
8. method according to claim 1, digit water mark search engine have two basic functions:
The affirmation of illegal copies:, confirm the position at the illegal copies place of multimedia digital works, as the link of illegal copies by search.
The illegal copies operating position statistics of multimedia digital works: the multimedia object that comprises the optional network specific digit watermark by search, can count the operating position of this multimedia object in network, compare with data then through the multimedia object of legal authorization, can count current in network the illegal operating position to multimedia object.
9. general digit water mark search engine comprises:
A mechanism is used for detecting multimedia object and whether comprises digital watermarking;
A mechanism is used for extracting digital watermarking from multimedia object;
The database of a storage digital watermarking;
An input that is used to receive the user search standard;
The search engine of a search digital watermarking in database;
An output that sends or present Search Results.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100420489A CN101169783A (en) | 2007-06-15 | 2007-06-15 | Digit water mark search engine for multimedia object |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100420489A CN101169783A (en) | 2007-06-15 | 2007-06-15 | Digit water mark search engine for multimedia object |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101169783A true CN101169783A (en) | 2008-04-30 |
Family
ID=39390412
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007100420489A Pending CN101169783A (en) | 2007-06-15 | 2007-06-15 | Digit water mark search engine for multimedia object |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101169783A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016082616A1 (en) * | 2014-11-27 | 2016-06-02 | 百度在线网络技术（北京）有限公司 | Method and device for providing website authentication data for search engine |
| CN106228038A (en) * | 2016-07-20 | 2016-12-14 | 张富 | A kind of copyright method for tracing based on BIM model |
| CN109803173A (en) * | 2017-11-16 | 2019-05-24 | 腾讯科技（深圳）有限公司 | A kind of video transcoding method, device and storage equipment |
| CN103294667B (en) * | 2012-02-27 | 2019-07-16 | 深圳市腾讯计算机系统有限公司 | The method and system of homologous picture tracking are carried out by watermark |
| CN110543749A (en) * | 2019-08-15 | 2019-12-06 | 广州探迹科技有限公司 | method and device for adding invisible watermark to client |
| CN111510233A (en) * | 2013-12-03 | 2020-08-07 | Lg 电子株式会社 | Method of synchronizing supplemental content with uncompressed audio or video and apparatus therefor |
| CN112669191A (en) * | 2019-10-15 | 2021-04-16 | 国际关系学院 | Anti-overflow reversible digital watermark embedding and extracting method based on image content identification |
-
2007
- 2007-06-15 CN CNA2007100420489A patent/CN101169783A/en active Pending
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103294667B (en) * | 2012-02-27 | 2019-07-16 | 深圳市腾讯计算机系统有限公司 | The method and system of homologous picture tracking are carried out by watermark |
| CN111510233A (en) * | 2013-12-03 | 2020-08-07 | Lg 电子株式会社 | Method of synchronizing supplemental content with uncompressed audio or video and apparatus therefor |
| US11265619B2 (en) | 2013-12-03 | 2022-03-01 | Lg Electronics Inc. | Method for transmitting broadcast signals and method for receiving broadcast signals |
| WO2016082616A1 (en) * | 2014-11-27 | 2016-06-02 | 百度在线网络技术（北京）有限公司 | Method and device for providing website authentication data for search engine |
| US10491606B2 (en) | 2014-11-27 | 2019-11-26 | Baidu Online Network Technology (Beijing) Co., Ltd. | Method and apparatus for providing website authentication data for search engine |
| CN106228038A (en) * | 2016-07-20 | 2016-12-14 | 张富 | A kind of copyright method for tracing based on BIM model |
| CN109803173A (en) * | 2017-11-16 | 2019-05-24 | 腾讯科技（深圳）有限公司 | A kind of video transcoding method, device and storage equipment |
| CN109803173B (en) * | 2017-11-16 | 2022-08-19 | 腾讯科技（深圳）有限公司 | Video transcoding method and device and storage device |
| CN110543749A (en) * | 2019-08-15 | 2019-12-06 | 广州探迹科技有限公司 | method and device for adding invisible watermark to client |
| CN112669191A (en) * | 2019-10-15 | 2021-04-16 | 国际关系学院 | Anti-overflow reversible digital watermark embedding and extracting method based on image content identification |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| AU2010202627B2 (en) | Automated forensic document signatures | |
| US8041074B2 (en) | Content indexing and searching using content identifiers and associated metadata | |
| CN105488196B (en) | A kind of hot topic automatic mining system based on interconnection corpus | |
| Olivier | On metadata context in database forensics | |
| US7095871B2 (en) | Digital asset management and linking media signals with related data using watermarks | |
| CN100514278C (en) | Media asset management system for managing video segments from fixed-area security cameras and associated methods | |
| US8280905B2 (en) | Automated forensic document signatures | |
| Wei et al. | Frame fusion for video copy detection | |
| JP5372369B2 (en) | Digital asset management, targeted search, and desktop search using digital watermark | |
| CN101169783A (en) | Digit water mark search engine for multimedia object | |
| CN101853486B (en) | Image copying detection method based on local digital fingerprint | |
| US20110208744A1 (en) | Methods for detecting and removing duplicates in video search results | |
| CN102629261A (en) | Method for finding landing page from phishing page | |
| Amitay et al. | Trend detection through temporal link analysis | |
| Zhang et al. | Web phishing detection based on page spatial layout similarity | |
| Shapira et al. | Content-based data leakage detection using extended fingerprinting | |
| KR20080039324A (en) | Tracing system for management of digital rights | |
| CN110245297B (en) | Book keyword search-oriented user subject privacy protection method and system | |
| Yang et al. | Near-duplicate detection for images and videos | |
| SalahEldeen et al. | Reading the correct history? Modeling temporal intention in resource sharing | |
| US11537680B2 (en) | Systems and methods for analyzing information content | |
| Narayana et al. | Framework for proficient proof of identity of duplicate and near-duplicate images and image distances using high-disguisable image fragment | |
| Ardi et al. | Web-scale content reuse detection (extended) | |
| KR20230109038A (en) | Method of automatically detecting harmful media, and System there-for | |
| Prasad et al. | A Novel Approach for Accurate Content Based Search Using Hash Techniques |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| ASS | Succession or assignment of patent right |
Owner name: SHANGHAI ENJIEN NETWORK TECHNOLOGY CO.,LTD. Free format text: FORMER OWNER: HUANG HAI; APPLICANT Effective date: 20081031 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20081031 Address after: 20, Lane 99, wisteria lane, Hongqiao Town, Shanghai, Minhang District: 201103 Applicant after: Shanghai NJN Network Technology Co., Ltd. Address before: Zip code 18, room 16, three village, Laoshan, Pudong New Area, Shanghai, zip code: 200120 Applicant before: Yellow Sea Co-applicant before: Yuan Jianing |
|
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |