WO2016078480A1 - Procédé et dispositif destinés à fournir un résultat de recherche d'images à efficacité temporelle - Google Patents

Procédé et dispositif destinés à fournir un résultat de recherche d'images à efficacité temporelle Download PDF

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Publication number
WO2016078480A1
WO2016078480A1 PCT/CN2015/091222 CN2015091222W WO2016078480A1 WO 2016078480 A1 WO2016078480 A1 WO 2016078480A1 CN 2015091222 W CN2015091222 W CN 2015091222W WO 2016078480 A1 WO2016078480 A1 WO 2016078480A1
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time
query sequence
search result
target
sensitive
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PCT/CN2015/091222
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English (en)
Chinese (zh)
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罗海平
曾文军
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百度在线网络技术（北京）有限公司
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Publication of WO2016078480A1 publication Critical patent/WO2016078480A1/fr

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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/50—Information retrieval; Database structures therefor; File system structures therefor of still image data
    • G06F16/58—Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually
    • G06F16/5866—Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually using information manually generated, e.g. tags, keywords, comments, manually generated location and time information
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/90—Details of database functions independent of the retrieved data types
    • G06F16/95—Retrieval from the web
    • G06F16/953—Querying, e.g. by the use of web search engines
    • G06F16/9535—Search customisation based on user profiles and personalisation

Definitions

  • the present invention relates to the field of Internet technologies, and in particular, to a technique for providing time-sensitive picture search results.
  • Time-sensitive pictures are characterized by their unique intuitiveness and documentary nature. The characteristics of confirmability and realism are more able to convey time-sensitive information such as news, and are more popular. However, the picture itself does not naturally have news attributes.
  • the existing way of providing people with time-sensitive pictures is to separately process the pictures of the news site. For the retrieval of time-sensitive query words, the news pictures with similar release time are weighted and adjusted.
  • the method provides the problem that the time-sensitive picture provided has hysteresis, low real-time performance, low image coverage, etc., which not only reduces the efficiency of the user to obtain the time-sensitive picture in real time, but also affects the user's Time-sensitive search experience.
  • a method for providing a time-sensitive picture search result comprises:
  • the target time-sensitive image search result is provided to a user corresponding to the target query sequence.
  • a providing apparatus for providing a time-sensitive image search result comprising:
  • an embodiment of the present invention detects whether a target query sequence satisfies a trigger condition belonging to a time-sensitive query sequence; if the trigger condition is met, performs a matching query in the time-sensitive image index library according to the target query sequence. Obtaining an initial time-sensitive image search result corresponding to the target query sequence, and determining a target time-sensitive image search corresponding to the target query sequence from the initial time-sensitive image search result according to the time-effectiveness level information corresponding to the target query sequence.
  • the target time-sensitive image search result is provided to the user corresponding to the target query sequence, real-time display of the time-sensitive image search result is realized, and the demand for the user time-sensitive image retrieval is effectively satisfied, and accordingly, It increases the efficiency of users' real-time access to time-sensitive images and enhances the user's time-sensitive search experience.
  • the matching query is performed in the time-sensitive image index library, but also the matching query is performed in the news image index library, which is effective.
  • the source of the time-sensitive image has been expanded to improve the image coverage of the target time-sensitive image search results provided to the user.
  • still another embodiment of the present invention may determine presence related information of the target time-sensitive picture search result according to time-effect level information, and provide the target time-sensitive picture search result to the target query according to the presentation-related information.
  • the user corresponding to the sequence further improves the efficiency of the user to obtain the time-sensitive picture in real time, and improves the user's time-sensitive search experience.
  • FIG. 1 shows a schematic diagram of an apparatus for providing a device for providing time-sensitive picture search results in accordance with an aspect of the present invention
  • FIG. 2 shows a schematic diagram of an apparatus for providing a device for providing time-sensitive picture search results according to a preferred embodiment of the present invention
  • FIG. 3 shows a flow chart of a method for providing a time-sensitive picture search result in accordance with another aspect of the present invention
  • FIG. 4 shows a flow chart of a method for providing a time-sensitive picture search result in accordance with a preferred embodiment of the present invention.
  • the providing apparatus 1 includes means for detecting whether a target query sequence satisfies a trigger condition belonging to a time-sensitive query sequence ( Hereinafter referred to as "detection device 11"); means for performing a matching query in the time-sensitive image index library to obtain an initial time-sensitive image search result corresponding to the target query sequence according to the target query sequence if the trigger condition is satisfied ( Hereinafter referred to as "query device 12"); for determining the target time-sensitive image search result corresponding to the target query sequence from the initial time-sensitive image search result according to the time-priority level information corresponding to the target query sequence
  • the device hereinafter referred to as "target determining device 13"
  • means for providing the target time-sensitive image search result to the user corresponding to the target query sequence hereinafter referred to as "providing device 14").
  • the detecting device 11 detects whether the target query sequence meets the trigger condition of the time-sensitive query sequence; if the trigger condition is met, the querying device 12 performs a matching query in the time-sensitive image index library according to the target query sequence to obtain the An initial time-sensitive image search result corresponding to the target query sequence; the target determining device 13 checks the target according to the target a timeliness level information corresponding to the sequence, determining a target time-sensitive image search result corresponding to the target query sequence from the initial time-sensitive image search result; the providing device 14 provides the target time-sensitive image search result to the The user corresponding to the target query sequence.
  • the providing device 1 includes, but is not limited to, a network device, a user device, or a device in which a network device is integrated with a user device through a network.
  • the network device includes, but is not limited to, an implementation such as a network host, a single network server, a plurality of network server sets, or a cloud computing-based computer collection; or is implemented by a user equipment.
  • the cloud is composed of a large number of host or network servers based on Cloud Computing, which is a kind of distributed computing, a super virtual computer composed of a group of loosely coupled computers.
  • the user equipment may be any electronic product that can interact with a user through a keyboard, a mouse, a touch pad, a touch screen, or a handwriting device, such as a computer, a mobile phone, a PDA, a palmtop PC, or a tablet.
  • Computer etc.
  • the network includes, but is not limited to, the Internet, a wide area network, a metropolitan area network, a local area network, a VPN network, a wireless ad hoc network (Ad Hoc network), and the like.
  • Ad Hoc network wireless ad hoc network
  • both the network device and the user device include a type that can be set or stored in advance.
  • an electronic device that automatically performs numerical calculations and information processing, including but not limited to a microprocessor, an application specific integrated circuit (ASIC), a programmable gate array (FPGA), a digital processor (DSP), an embedded device, etc. .
  • ASIC application specific integrated circuit
  • FPGA programmable gate array
  • DSP digital processor
  • embedded device etc.
  • the detecting device 11 first acquires a target query sequence input by the user in the search bar through an application program interface (API) provided by a third-party device such as a search engine or a browser; or first, through dynamic webpage technologies such as JSP and ASP. Obtaining a target query sequence input by the user through the user equipment; and then detecting whether the target query sequence satisfies a trigger condition belonging to the time-sensitive query sequence.
  • the time-sensitive query sequence refers to a query sequence having time-sensitive features, wherein the time-sensitive features include explicit time-sensitive features and implicit time-sensitive features.
  • the time-sensitive query sequence may include: i
  • An explicit time-sensitive query sequence which refers to a query sequence with obvious time-sensitive features, such as an explicit time-effect for a query sequence that reflects seasonal, festive, and significant activities (such as APEC, Double 11, G20 summit).
  • the query sequence ii) implicit time-sensitive query sequence, which means that the query sequence itself does not have time-sensitive features, but according to the user's access behavior to the search result corresponding to the query sequence, the query sequence has time-sensitive features, for example, If the historical search result corresponding to the query sequence has one or more news type pages and at least one of the one or more news type pages is accessed by the user, the query sequence is also a time-sensitive query sequence, but it is implicit Time-sensitive query sequence.
  • the triggering condition includes, but is not limited to, at least one of the following: 1) the target query sequence has an explicit time-sensitive feature; 2) the target query sequence has an implicit time-sensitive feature.
  • the detecting device 11 may first obtain the keyword "G20 Summit” input by the user A in the search bar through an application program interface (API) provided by the image search engine; since the keyword itself reflects a major event , which has an explicit time-sensitive feature, the detecting device 11 can judge the key The word "G20 Summit” satisfies the trigger condition of the time-sensitive query sequence.
  • API application program interface
  • search engine search bar For another example, if user A does not intend to view the related pictures of the ninth G20 summit, he or she enters the keyword "koala" in the search engine search bar to query information about the koala, but it is In the search results, I saw a number of news reports and group maps about "Australian Diplomatic G20". User A clicked on these search results, although the keyword "koala” itself does not have timeliness. However, the access behavior of the user A to the search result corresponding to the keyword indicates that the query sequence has a time-sensitive feature, and the detecting device 11 can still determine that the keyword “koala” satisfies the trigger condition belonging to the time-sensitive query sequence.
  • the querying device 12 performs a matching query in the time-sensitive image index library according to the target query sequence to obtain an initial time-sensitive image search result corresponding to the target query sequence.
  • the time-sensitive image index library refers to an index library created according to the image resource obtained by mining the webpage in the page search index library and supplemented by the network user query log, such as first searching the page in the index database. All the pictures are used as the total picture library, and then the pictures in the picture library with the characteristics of the news attribute and the pictures in the search result page corresponding to the keywords with implicit timeliness obtained according to the user query log are used to establish the final picture. Time-sensitive image index library.
  • the time-sensitive picture index library may not contain news type pictures, and pictures with news attribute features are wider than news type pictures.
  • the news attribute features include, but are not limited to, such as release time, propagation path, comment, reprint, etc.; wherein, reprint refers to simple forwarding, which is common in news type events. For example, there may be a lot of reprints of news of where the head of state visits, but the news is not necessarily a hot spot. Although it is news, the intensity of time-sensitive news is relatively weak, and the transmission path is based on events. Look at the timeline, where the event begins to report, and then where to spread (not limited to reprint), especially if there are social media such as facebook and youtube on the path of communication, its intensity as a time-sensitive news is relatively strong.
  • the detecting device 11 determines that it satisfies the trigger condition belonging to the time-sensitive query sequence, and the querying device 12 according to the target query sequence "G20 Summit" in the time-sensitive image index library such as timeliness-image Matching the query in the -indexing-database-1 to obtain the initial time-sensitive image search result corresponding to the target query sequence "G20 Summit", if the initial time-sensitive image search result includes matching with the target query sequence "G20 Summit" All the news pictures, such as the venue report, the meeting of the leaders of the countries, the photos of the photos, and the pictures on the search results page corresponding to the keywords with implicit timeliness, such as the leaders of the G20 summit and the koala hugs. Photo shoot and so on.
  • the time-sensitive image index library such as timeliness-image Matching the query in the -indexing-database-1
  • the querying device 12 may perform a matching query in the time-sensitive image index library and the news image index library according to the target query sequence to obtain a corresponding target query sequence.
  • the news image index library refers to an index library containing only news type pictures.
  • the news picture index library may be established or updated in a manner similar to establishing or updating the time-sensitive picture index library. For the sake of brevity, it will not be described herein, and is included herein by reference.
  • the detecting device 11 determines that it satisfies the trigger condition belonging to the time-sensitive query sequence, and the query device 12 according to the target query sequence "G20 Summit", not only in the time-sensitive image index library such as timeliness- Match-query in image-indexing-database-1, and get all the news type images matching the target query sequence "G20 Summit", such as the site report, the meeting of the leaders of the countries, the photo of the photos, and the features with implicit timeliness.
  • Keywords in the search results page corresponding to the keyword such as the G20 summit, the leader and the koala’s hugs Wait for the image search results, and also perform matching queries in the news image index library such as news-image-indexing-database-1, and obtain all the news type images matching the target query sequence "G20 Summit", such as not only the 2014 G20 Summit Relevant news photos, including news photos related to the G20 summit over the years, etc., all of the above search results are used as the initial time-sensitive image search results, such as a total initial time-sensitive image search results I to X.
  • the results of matching queries in the time-sensitive picture index library and the news picture index library may have overlapping intersections.
  • the present invention not only performs matching query in the news image index library, but also performs matching query in the time-sensitive image index library, effectively expanding the source of the time-sensitive image.
  • the target determining device 13 determines, according to the timeliness level information corresponding to the target query sequence, the target time-sensitive image search result corresponding to the target query sequence from the initial time-sensitive image search result.
  • the timeliness level information reflects the level of the timeliness level of the target query sequence, and the level of the level may be represented by a number, which may also be represented by other methods, and the timeliness level information is related to the target query sequence described below.
  • the three factors are related to: 1 the change curvature of the proportion of the news image in the image search result obtained by the target query sequence in the image search index library; 2 the number of historical queries corresponding to the target query sequence; The total number of the image search results queried by the target query sequence in the image search index library.
  • the image search index library refers to an index library established according to the image resource obtained by mining the webpage in the page search index library, that is, all the images on the webpage in the page search index library are used as the total image library.
  • the picture index library is further obtained.
  • the timeliness level information may be obtained by weighting the above factors 1-3, the weight of each factor may be predetermined, or may be obtained by machine learning, and different timeliness levels correspond to different numbers of targets. Time-sensitive image search results.
  • the timeliness level information is the first level
  • the corresponding The target time-sensitive image search result number is 10
  • the time-effectiveness level information is the second level
  • the corresponding target time-sensitive image search result number is 8, and so on, for the target query sequence "G20 summit"
  • the aging time is assumed.
  • the target level determining information is the first level
  • the querying device 12 obtains the corresponding initial time-sensitive image search result as the initial time-sensitive image search result I to XII, and the number is 12, and the target determining device 13 can query the sequence according to the target "G20".
  • the time-level rating information corresponding to the summit is the first level, and 10 of the 12 initial time-sensitive image search results are selected as the target time-sensitive image search result corresponding to the target query sequence “G20 Summit”.
  • There are various ways to filter such as screening based on the correlation between the initial time-sensitive image search results, or based on the release time corresponding to the initial time-sensitive image search results.
  • Those skilled in the art should understand that the above manner of screening the initial time-sensitive image search results is only an example, and other existing or future possible methods for screening the initial time-sensitive image search results may be applied to the present invention. It is also intended to be included within the scope of the invention and is hereby incorporated by reference.
  • the query device 12 obtains the initial time-sensitive image search result initial-time image search results I to X corresponding to the target query sequence "G20 Summit"
  • the number is 10
  • the target determining device 13 can determine the The initial time-sensitive image search results are all the target time-sensitive image search results corresponding to the target query sequence "G20 Summit”.
  • the providing device 14 provides the target time-sensitive image search result to the user corresponding to the target query sequence, such as the user equipment provided to the user, or to the search engine, by using an agreed communication method such as http, https, or the like.
  • An application such as a browser to the user device provided by the application to the user for browsing by the user.
  • the various devices providing device 1 are continuously working. Specifically, the detecting device 11 continuously detects whether the target query sequence satisfies a trigger bar belonging to the time-sensitive query sequence. If the trigger condition is met, the querying device 12 continues to perform a matching query in the time-sensitive image index library according to the target query sequence to obtain an initial time-sensitive image search result corresponding to the target query sequence; target determination The device 13 continues to determine, according to the timeliness level information corresponding to the target query sequence, the target time-sensitive image search result corresponding to the target query sequence from the initial time-sensitive image search result; the providing device 14 continues to The target time-sensitive image search result is provided to the user corresponding to the target query sequence.
  • continuous means that the detection of the trigger condition is continuously performed between the devices of the providing device 1, the initial time-sensitive image search result is obtained, and the target time-sensitive image search result is determined and Provided until the providing device 1 stops detecting the trigger condition for a longer period of time.
  • the providing device 1 further comprises means for obtaining a picture with a news attribute feature from the page search index library according to the user query log to establish or update the time-sensitive picture index library (hereinafter referred to as "establishing or updating the device" ", not shown).
  • the establishing or updating device obtains a picture with a news attribute feature from the page search index library according to the user query log to establish or update the time-sensitive picture index library.
  • the establishing or updating device obtains a picture with a news attribute feature from the page search index library according to the user query log to establish or update the time-sensitive picture index library.
  • the setup or update device first performs page parsing on the webpages in the page search index database established by the search engine to obtain all the images on the pages, and uses them as a total photo gallery; then the image library has The image of the news attribute feature and the search result page corresponding to the keyword with implicit timeliness obtained according to the user query log are used to establish a time-sensitive image index library, such as obtaining the above time-sensitive image index library such as timeliness-image. -indexing-database-1.
  • the above-mentioned providing device 1 for providing time-sensitive image search results may be combined with an existing search engine to form a new search engine, including but not limited to Google search such as Google. Engine, Baidu's baidu search engine, Baidu know, etc.
  • Google search such as Google. Engine, Baidu's baidu search engine, Baidu know, etc.
  • the above-mentioned providing device 1 for providing time-sensitive image search results may be combined with an existing search engine plug-in to form a new search engine plug-in.
  • the existing ones include but are not limited to Google ToolBar, such as Google Inc. Baidu's Baidu SoBar, Microsoft's MSN ToolBar and other search engine plug-ins .
  • the above-mentioned providing device 1 for providing time-sensitive image search results can be combined with an existing browser to form a new browser
  • the existing browser includes, for example, Microsoft Corporation.
  • IE browser Netscape's Netscape browser, Mozilla's Firefox browser, Google's Chrome browser, Miyou's Maxthon browser, Opera's opera browser, 360's 360 browser, Sohu's Sogou browser, Tencent's Tencent TT browser, etc.
  • the above-mentioned providing device 1 for providing time-sensitive image search results can be combined with an existing browser plug-in to form a new browser plug-in, and the existing browser plug-in includes Such as Flash plug-in, RealPlayer plug-in, MMS plug-in, MIDI staves, ActiveX plug-ins, etc.
  • the providing device 1 comprises a detecting device 11', a querying device 12', and a target determining device 13 according to a preferred embodiment of the present invention.
  • the providing device 1 further comprising a change curvature of a proportion of the news pictures in the picture search result queried in the picture search index library according to the target query sequence, corresponding to the target query sequence.
  • the number of historical queries, and the total number of the image search results queried by the target query sequence in the image search index library, and means for weighting the timeliness level information hereinafter referred to as "timeliness level determination" Device 15'").
  • the detecting device 11' detects whether the target query sequence satisfies a trigger condition belonging to the time-sensitive query sequence; if the trigger condition is met, the querying device 12' performs a matching query in the time-sensitive image index library according to the target query sequence.
  • the proportion of the news image in the image search result obtained by the time-effectiveness level determining device 15' in the image search index database according to the target query sequence a change curvature, a number of historical queries corresponding to the target query sequence, and a total number of the image search results queried by the target query sequence in the image search index library, and determining the timeliness level by weighting Information determination device Determining, according to the timeliness level information corresponding to the target query sequence, a target time-sensitive image search result corresponding to the target query sequence from the initial time-sensitive image search result; and providing the device 14' to the target The time-sensitive image search result is provided to the user corresponding to the target query sequence.
  • the detecting device 11', the querying device 12', the target determining device 13', and the providing device 14' are the same as or similar to the contents of the corresponding device in the embodiment shown in FIG. 1.
  • the detecting device 11', the querying device 12', the target determining device 13', and the providing device 14' are the same as or similar to the contents of the corresponding device in the embodiment shown in FIG. 1.
  • no further details are provided herein. And include this in the form of a reference.
  • the time-basedness determining device 15' changes the curvature of the proportion of the news images in the image search result obtained by the target query sequence in the image search index database, and the number of historical queries corresponding to the target query sequence. And the total number of the image search results queried by the target query sequence in the image search index library, and determining the timeliness level information by weighting the following formula (1).
  • y represents level timeliness
  • x 1 represents the change in curvature of the target in the image search query sequence index database queried image search results obtained accounted news pictures
  • x 2 represents the query sequence corresponding to the target
  • x 3 represents the total number of the image search results queried by the target query sequence in the image search index library
  • the image search index library refers to an index library established according to the image resource obtained by mining the webpage in the page search index library, that is, all the images on the webpage in the page search index library are used as the total image library.
  • the picture index library is further obtained.
  • the timeliness level determining means 15' may determine that the timeliness level information is the first level.
  • timeliness level determining means 15' and the query means 12' may be executed serially or in parallel.
  • the providing apparatus 1 further includes means for determining presentation related information of the target time-sensitive picture search result based on the time-effectiveness level information (hereinafter referred to as "presentation" Determining the device", not shown).
  • the presentation determining means determines the presentation related information of the target time-sensitive picture search result according to the time-effectiveness level information; the providing means 14' provides the target time-sensitive picture search result to the presence-related information according to the presentation-related information The user corresponding to the target query sequence.
  • the presentation determining means determines the presentation related information of the target time-sensitive picture search result according to the time-effectiveness level information.
  • the presentation related information includes at least one of the following: i) presentation quantity information corresponding to the target time-sensitive picture search result; ii) presentation position information corresponding to the target time-sensitive picture search result.
  • the timeliness level information and the presence related information may be predetermined. For example, the higher the timeliness level information, the more the target time-sensitive image search result is presented, and the higher the presentation position is.
  • the timeliness level determining means 15' determines that the timeliness level information is the first level
  • the target determining means 13' determines the target timeliness corresponding to the target query sequence "G20 Summit”.
  • the image search results are from 1 to X, a total of ten
  • the presentation determining device can determine that the target related information of the target time-sensitive image search results I to X is all presented and the presentation position is the first 1-10 arranged in the final search result list. Location.
  • the providing device 14' provides the target time-sensitive image search results I to X to the user corresponding to the target query sequence for the user to browse according to the presentation related information, by using an agreed communication method such as http, https, or the like. That is, the user can first see the target time-sensitive image search results I to X ranked in the top 10, effectively satisfying the user's time-sensitive retrieval requirement.
  • the providing device 1 further includes means for acquiring a general picture search result corresponding to the target query sequence from the picture search index library according to the target query sequence (hereinafter referred to as "general access device", show).
  • general access device Obtaining, according to the target query sequence, the general image search result corresponding to the target query sequence from the image search index library; wherein the presentation determining device searches according to the timeliness level information and the target time-sensitive image Determining the presentation related information with the correlation of the general picture search result; the providing device 14' provides the target time-sensitive picture search result and the universal picture search result to the The user corresponding to the target query sequence.
  • the universal acquiring device acquires the general image search result corresponding to the target query sequence from the image search index library according to the target query sequence. For example, for the target query sequence “G20 Summit”, the universal acquisition device may also obtain a corresponding general image search result, such as a G20 summit, in the image index library according to the target query sequence “G20 Summit”.
  • General image search results i to v such as logos and previous summits.
  • the presentation determining device determines the presentation related information according to the timeliness level information and the correlation between the target time-sensitive image search result and the universal image search result, such as if the target time-sensitive image search result and the location If the relevance of the general picture search result is high, the presentation related information is: the presentation position of the target time-sensitive picture search result is arranged in the first 3 positions in the final search result list, and all are presented, that is, before The target time-sensitive image search result is inserted at each of the three positions; if the relevance of the target time-sensitive image search result to the general-image search result is low, the presentation position of the target time-sensitive image search result is arranged in the final search result.
  • the locations in the list will be moved back and will not all be rendered, such as only presenting the target time-sensitive image search results that have a correlation with the generic image search results that is greater than a predetermined threshold.
  • the correlation between the target time-sensitive picture search result and the universal picture search result may be determined in various manners, for example, according to the target time-sensitive picture search result and the picture of the universal picture search result.
  • the content describes the information to determine the relevance of the two.
  • the manner of determining the correlation between the target time-sensitive image search result and the general-image search result is only an example, and other existing or future possible determinations of the target time-sensitive image search may occur.
  • the manner in which the result is related to the general picture search result is applicable to the present invention and should also be included in the scope of the present invention, and is hereby incorporated by reference. Included here.
  • the timeliness level determining means 15' determines that the timeliness level information is the first level
  • the target determining means 13' determines the target timeliness corresponding to the target query sequence "G20 Summit”.
  • the image search result is I to X, a total of 10
  • the general image search result corresponding to the target query sequence acquired by the universal acquisition device is i to v
  • the presentation determining device first searches the result I to X and the general image according to the target time-sensitive image.
  • the search result is the picture content description information of i to v, and the correlation between the two is high, and the presentation determining device can determine that the presentation positions of the target time-sensitive image search results I to X are arranged in the first three positions in the final search result list. And all presented.
  • the providing device 14' provides the target time-sensitive image search result and the universal image search result to the user corresponding to the target query sequence by using an agreed communication method such as http or https according to the presentation related information. .
  • the presentation determining means may further determine, according to the timeliness level information, the relevance of the target time-sensitive picture search result to the universal picture search result, and the quality information of the target time-sensitive picture search result. Presenting relevant information, for example, although the relevance of the target time-sensitive image search result to the general-image search result is high, but the quality information of the target time-sensitive image search result is low, the target time-sensitive image search The result is that the position in the final search result list will be moved backwards, and not all are presented or even presented; for example, although the target time-sensitive image search result has low correlation with the general image search result, the target aging effect The quality information of the sexual image search result is higher, and the position of the target time-sensitive image search result in the final search result list is forwarded, such as being arranged in front of the general image search result, and may be presented in whole or in part. If only the target having a correlation with the general picture search result is greater than a predetermined threshold Picture of search results.
  • the timeliness level determining means 15' determines that the timeliness level information is the first level
  • the target determining means 13' determines the target timeliness corresponding to the target query sequence "G20 Summit”.
  • the image search result is I to X, a total of 10
  • the general image search result corresponding to the target query sequence acquired by the universal acquisition device is i to v
  • the presentation determining device first searches for the result according to the target time-sensitive image.
  • the content description information of the image data with the result of X and the general image search is i to v, and the correlation between the two is high, but the quality information of the target time-sensitive image search results I to X is low, and the presentation determining device can determine the target aging time.
  • the positions where the presentation positions of the sexual image search results I to X are arranged in the final search result list will be shifted back, such as after the general image search results are i to v, and only the target time-sensitive image search results I to X are presented. a part of.
  • FIG. 3 shows a flow chart of a method for providing a time-sensitive picture search result in accordance with another aspect of the present invention.
  • the method includes step S1, step S2, step S3, and step S4. Specifically, in step S1, the providing device 1 detects whether the target query sequence satisfies a trigger condition belonging to the time-sensitive query sequence; if the trigger condition is met, in step S2, the providing device 1 is in time according to the target query sequence. Performing a matching query in the sex image index database to obtain an initial time-sensitive image search result corresponding to the target query sequence; in step S3, the providing device 1 according to the time-effectiveness level information corresponding to the target query sequence, Determining a target time-sensitive image search result corresponding to the target query sequence in the initial time-sensitive image search result; in step S4, the providing device 1 provides the target time-sensitive image search result to the target query sequence User.
  • the providing device 1 includes, but is not limited to, a network device, a user device, or a device in which a network device is integrated with a user device through a network.
  • the network device includes, but is not limited to, an implementation such as a network host, a single network server, a plurality of network server sets, or a cloud computing-based computer collection; or is implemented by a user equipment.
  • the cloud is composed of a large number of host or network servers based on Cloud Computing, which is a kind of distributed computing, a super virtual computer composed of a group of loosely coupled computers.
  • the user equipment may be any electronic product that can interact with a user through a keyboard, a mouse, a touch pad, a touch screen, or a handwriting device.
  • the network includes, but is not limited to, the Internet, a wide area network, a metropolitan area network, a local area network, a VPN network, a wireless ad hoc network (Ad Hoc network), and the like.
  • Ad Hoc network wireless ad hoc network
  • both the network device and the user equipment include an electronic device capable of automatically performing numerical calculation and information processing according to an instruction set or stored in advance, and the hardware thereof includes but is not limited to a microprocessor, an application specific integrated circuit (ASIC), Programmable gate array (FPGA), digital processor (DSP), embedded devices, etc.
  • ASIC application specific integrated circuit
  • FPGA Programmable gate array
  • DSP digital processor
  • step S1 the providing device 1 first acquires a target query sequence input by the user in the search bar through an application program interface (API) provided by a third-party device such as a search engine, a browser, or the like; or, first, through the JSP, Dynamic webpage technology such as ASP obtains a target query sequence input by the user through the user equipment; and then detects whether the target query sequence satisfies the trigger condition of the time-sensitive query sequence.
  • the time-sensitive query sequence refers to a query sequence having time-sensitive features, wherein the time-sensitive features include explicit time-sensitive features and implicit time-sensitive features.
  • the time-sensitive query sequence may include: i
  • An explicit time-sensitive query sequence which refers to a query sequence with obvious time-sensitive features, such as an explicit time-effect for a query sequence that reflects seasonal, festive, and significant activities (such as APEC, Double 11, G20 summit).
  • the query sequence ii) implicit time-sensitive query sequence, which means that the query sequence itself does not have time-sensitive features, but according to the user's access behavior to the search result corresponding to the query sequence, the query sequence has time-sensitive features, for example, If the historical search result corresponding to the query sequence has one or more news type pages and at least one of the one or more news type pages is accessed by the user, the query sequence is also a time-sensitive query sequence, but it is implicit Time-sensitive query sequence.
  • the triggering condition includes, but is not limited to, at least one of the following: 1) the target query sequence has an explicit time-sensitive feature; 2) the target query sequence has an implicit time-sensitive feature.
  • step S1 the providing device 1 can first obtain the keyword "G20 Summit” entered by the user A in the search field through an application program interface (API) provided by the image search engine;
  • API application program interface
  • step S1 the providing device 1 can determine that the keyword "G20 Summit” satisfies the triggering condition of the time-sensitive query sequence.
  • the access behavior of the user A to the search result corresponding to the keyword indicates that the query sequence has a time-sensitive feature, and in step S1, the providing device 1 can still determine that the keyword “koala” satisfies the trigger of the time-sensitive query sequence. condition.
  • the providing device 1 performs a matching query in the time-sensitive image index library according to the target query sequence to obtain an initial time-sensitive image search result corresponding to the target query sequence.
  • the time-sensitive image index library refers to a picture resource obtained by mining a web page in a page search index library and The index library created by the network user query log, for example, firstly, all the pictures on the webpage in the page search index library are taken as the total picture library, and then the picture with the news attribute feature in the picture library and the log according to the user query are obtained.
  • the images in the search result page corresponding to the keywords with implicit timeliness are used to establish the final time-sensitive image index library.
  • the time-sensitive picture index library may not contain news type pictures, and pictures with news attribute features are wider than news type pictures.
  • the news attribute features include, but are not limited to, such as release time, propagation path, comment, reprint, etc.; wherein, reprint refers to simple forwarding, which is common in news type events, such as news about where the head of state visits, There may be a lot of reprints, but the news is not necessarily a hot spot.
  • the intensity of time-sensitive news is relatively weak, and the propagation path is based on events, watching the timeline, where the event begins to report. And then where to spread (not limited to reprint), especially if there are social media such as facebook and youtube on the path of communication, its intensity as a time-sensitive news is relatively strong.
  • step S1 the providing device 1 determines that it satisfies the trigger condition belonging to the time-sensitive query sequence, then in step S2, the providing device 1 according to the target query sequence "G20 Summit", Performing a matching query in a time-sensitive image index library such as timeliness-image-indexing-database-1 to obtain an initial time-sensitive image search result corresponding to the target query sequence "G20 Summit”, if the initial time-sensitive image search result includes All news images matching the target query sequence "G20 Summit", such as the site report, the meeting of the leaders of the countries, the photo of the photos, and the pictures in the search results page corresponding to the keywords with implicit timeliness, such as G20 At the summit, the leaders and the koala’s hugs took photos together.
  • a time-sensitive image index library such as timeliness-image-indexing-database-1
  • the providing device 1 may further perform a matching query in the time-sensitive image index library and the news image index library according to the target query sequence to obtain the target.
  • the news image index library refers to an index library containing only news type pictures.
  • the news picture index library may be established or updated in a manner similar to establishing or updating the time-sensitive picture index library. For the sake of brevity, no further details are provided herein. And include this in the form of a reference.
  • step S1 the providing device 1 determines that it satisfies the trigger condition belonging to the time-sensitive query sequence, then in step S2, the providing device 1 according to the target query sequence "G20 Summit", Not only in the time-sensitive image index library such as timeliness-image-indexing-database-1, but also all the news type images matching the target query sequence "G20 Summit", such as meeting reports, meeting with leaders, photos, etc.
  • the above search results are used as the initial time-sensitive image search results, such as a common initial time-sensitive image search result. I to X.
  • the results of matching queries in the time-sensitive picture index library and the news picture index library may have overlapping intersections.
  • the present invention not only performs matching query in the news image index library, but also performs matching query in the time-sensitive image index library, effectively expanding the source of the time-sensitive image.
  • the providing device 1 determines, according to the timeliness level information corresponding to the target query sequence, the target time-sensitive image search result corresponding to the target query sequence from the initial time-sensitive image search result.
  • the timeliness level information reflects the level of the timeliness level of the target query sequence, and the level of the level may be represented by a number, which may also be represented by other methods, and the timeliness level information is related to the target query sequence described below.
  • the three factors are related to: 1 the change curvature of the proportion of the news image in the image search result obtained by the target query sequence in the image search index library; 2 the number of historical queries corresponding to the target query sequence; Target query sequence in the image search The total number of the image search results queried in the index library.
  • the image search index library refers to an index library established according to the image resource obtained by mining the webpage in the page search index library, that is, all the images on the webpage in the page search index library are used as the total image library.
  • the picture index library is further obtained.
  • the timeliness level information may be obtained by weighting the above factors 1-3, the weight of each factor may be predetermined, or may be obtained by machine learning, and different timeliness levels correspond to different numbers of targets. Time-sensitive image search results.
  • step S2 when the time-priority level information is the first level, the corresponding target time-sensitive image search result number is 10, and when the time-effectiveness level information is the second level, the corresponding target time-sensitive image search result quantity 8th, etc., for the target query sequence "G20 Summit", assuming that the timeliness level information is the first level, in step S2, the providing device 1 obtains its corresponding initial time-sensitive image search result as the initial time-sensitive picture. Search results I to XII, the number is 12, then in step S3, the providing device 1 can search from 12 initial time-sensitive images according to the time-level rating information corresponding to the target query sequence "G20 Summit", that is, the first level.
  • Ten results were selected as the target time-sensitive image search results corresponding to the target query sequence “G20 Summit”.
  • filter there are many ways to filter, such as the correlation between the initial time-sensitive image search results. Screening can also be based on the release time corresponding to the initial time-sensitive image search results.
  • Those skilled in the art should understand that the above manner of screening the initial time-sensitive image search results is only an example, and other existing or future possible methods for screening the initial time-sensitive image search results may be applied to the present invention. It is also intended to be included within the scope of the invention and is hereby incorporated by reference.
  • step S2 the providing device 1 obtains the initial time-sensitive image search result I to X of the initial time-sensitive image search result corresponding to the target query sequence "G20 Summit", and the number is 10, then in the step In S3, the providing device 1 can determine that the initial time-sensitive image search results are all target time-sensitive image search results corresponding to the target query sequence “G20 Summit”.
  • step S4 the providing device 1 provides the target time-sensitive image search result to the user corresponding to the target query sequence, such as the user equipment provided to the user, or by using an agreed communication method such as http, https, or the like.
  • the target query sequence such as the user equipment provided to the user, or by using an agreed communication method such as http, https, or the like.
  • an agreed communication method such as http, https, or the like.
  • a search engine, a browser, and the like for application by the application to the user device of the user for browsing by the user.
  • step S1 the providing device 1 continuously detects whether the target query sequence satisfies a trigger condition belonging to the time-sensitive query sequence; if the trigger condition is met, in step S2, the providing device 1 continues to follow the target query sequence. Performing a matching query in the time-sensitive image index library to obtain an initial time-sensitive image search result corresponding to the target query sequence; in step S3, the providing device 1 continues to use the time-effectiveness level information corresponding to the target query sequence. Determining, from the initial time-sensitive image search result, a target time-sensitive image search result corresponding to the target query sequence; in step S4, the providing device 1 continuously provides the target time-sensitive image search result to the target The user corresponding to the query sequence.
  • continuous means that the detection of the trigger condition is continuously performed between the steps of the providing device 1, the initial time-sensitive image search result is obtained, and the target time-sensitive image search result is determined and Provided until the providing device 1 stops detecting the trigger condition for a longer period of time.
  • the providing device 1 further comprises a step S6 (not shown). Specifically, in step S6, the providing device 1 obtains a picture with a news attribute feature from the page search index library according to the user query log to establish or update the time-sensitive picture index library.
  • step S6 the providing device 1 obtains a picture with a news attribute feature from the page search index library according to the user query log to establish or update the time-sensitive picture index library.
  • step S6 the providing device 1 first performs page parsing on the webpages in the page search index database established by the search engine to obtain all the pictures on the pages, and uses them as a total photo library; A picture with a news attribute feature in the picture library and a keyword with an implicit time-sensitive feature obtained from the user query log
  • the image in the search results page is used to create a time-sensitive image index library, such as the time-sensitive image index library such as timeliness-image-indexing-database-1.
  • FIG. 4 shows a flow chart of a method for providing a time-sensitive picture search result in accordance with a preferred embodiment of the present invention.
  • the method comprises a step S1', a step S2', a step S3', a step S4' and a step S5'.
  • step S1' the providing device 1 detects whether the target query sequence satisfies a trigger condition belonging to the time-sensitive query sequence; if the trigger condition is met, in step S2', the providing device 1 according to the target query sequence, Performing a matching query in the time-sensitive image index library to obtain an initial time-sensitive image search result corresponding to the target query sequence; in step S5', the providing device 1 is in the image search index library according to the target query sequence.
  • step S3' the providing device 1 determines the said result from the initial time-sensitive image search result according to the time-effectiveness level information corresponding to the target query sequence Target time-sensitive image search result corresponding to the target query sequence; in step S4', the providing device 1 will Timeliness said target image search results to a user of the target corresponding to the query sequence.
  • steps S1', S2', S3', and S4' are the same as or similar to the corresponding steps in the embodiment shown in FIG. 3. For the sake of brevity, the details are not described herein again. Included with this.
  • step S5' the variation curvature of the proportion of the news pictures in the picture search result obtained by the device 1 according to the target query sequence in the picture search index database, and the history corresponding to the target query sequence
  • the number of queries, and the total number of the image search results queried by the target query sequence in the image search index library, are determined by weighting the following formula (2) to determine the timeliness level information.
  • y represents level timeliness
  • x 1 represents the change in curvature of the target in the image search query sequence index database queried image search results obtained accounted news pictures
  • x 2 represents the query sequence corresponding to the target
  • x 3 represents the total number of the image search results queried by the target query sequence in the image search index library
  • the image search index library refers to an index library established according to the image resource obtained by mining the webpage in the page search index library, that is, all the images on the webpage in the page search index library are used as the total image library.
  • the picture index library is further obtained.
  • the providing device 1 may determine that the timeliness level information is the first level.
  • step S5' and step S2' may be performed serially or in parallel.
  • the providing apparatus 1 further comprises a step S7' (not shown). Specifically, in step S7', the providing device 1 determines the presentation related information of the target time-sensitive picture search result according to the time-effectiveness level information; in step S4', the providing device 1 according to the presentation-related information, The target time-sensitive image search result is provided to a user corresponding to the target query sequence.
  • the providing device 1 determines presence-related information of the target time-sensitive picture search result based on the time-effectiveness level information.
  • the presentation related information includes at least one of the following: i) presentation quantity information corresponding to the target time-sensitive picture search result; ii) presentation position information corresponding to the target time-sensitive picture search result.
  • the timeliness level information and the presence related information may be predetermined. For example, the higher the timeliness level information, the more the target time-sensitive image search result is presented, and the higher the presentation position is.
  • step S5' the providing device 1 determines that the timeliness level information is the first level, and in step S3', the providing device 1 determines that the target time-sensitive image search result corresponding to the target query sequence "G20 summit" is I. Up to X, a total of 10, then in step S7', the providing device 1 can determine that the target related information of the target time-sensitive picture search results I to X is all presented and the presentation position is the first one arranged in the final search result list. 10 locations.
  • step S4' the providing device 1 provides the target time-sensitive picture search results I to X to the user corresponding to the target query sequence according to the presentation related information, by means of an agreed communication manner such as http, https, etc.
  • the user For the user to browse, that is, the user can first see the target time-sensitive image search results I to X ranked in the top 10, effectively satisfying the user's time-sensitive retrieval requirement.
  • the providing device 1 further comprises a step S8' (not shown). Specifically, in step S8', the providing device 1 obtains a general image search result corresponding to the target query sequence from the image search index library according to the target query sequence; wherein, in step S7', providing The device 1 determines the presentation related information according to the timeliness level information and the correlation between the target timeliness picture search result and the universal picture search result; in step S4', the providing device 1 is related according to the presentation And providing the target time-sensitive image search result and the universal image search result to a user corresponding to the target query sequence.
  • step S8' the providing device 1 obtains a general image search result corresponding to the target query sequence from the image search index library according to the target query sequence; wherein, in step S7', providing The device 1 determines the presentation related information according to the timeliness level information and the correlation between the target timeliness picture search result and the universal picture search result; in step S4', the providing device 1 is related according to the presentation And providing the target time-sensitive
  • step S8' the providing device 1 acquires a general image search result corresponding to the target query sequence from the image search index library according to the target query sequence.
  • the providing device 1 may also obtain its corresponding general image search result in the image index library according to the target query sequence "G20 Summit", and has a news attribute.
  • Features such as the G20 summit logo, previous summit presentation pictures, and other general image search results i to v.
  • step S7' the providing device 1 determines the presentation related information according to the timeliness level information and the correlation between the target time-sensitive image search result and the universal image search result, if the target is aging The relevance of the sexual image search result to the general image search result is higher, and the presentation related information is: the presentation position of the target time-sensitive image search result is arranged in the first three positions in the final search result list.
  • the target time-sensitive image search result is inserted at the first 3 positions; if the target time-sensitive image search result has low correlation with the universal image search result, the target time-sensitive image search
  • the position of the resulting presentation position in the final search result list will be shifted back and will not all be presented, such as only presenting the target time-sensitive picture search result whose correlation with the general picture search result is greater than a predetermined threshold.
  • the correlation between the target time-sensitive picture search result and the universal picture search result may be determined in various manners, for example, according to the target time-sensitive picture search result and the picture of the universal picture search result.
  • the content describes the information to determine the relevance of the two.
  • the manner of determining the correlation between the target time-sensitive image search result and the general-image search result is only an example, and other existing or future possible determinations of the target time-sensitive image search may occur.
  • the manner in which the results are related to the general picture search results, as applicable to the present invention, is also intended to be included within the scope of the present invention and is hereby incorporated by reference.
  • step S5' the providing device 1 determines that the timeliness level information is the first level, and in step S3', the providing device 1 determines the target query sequence "G20 Summit".
  • the corresponding target time-sensitive image search result is I to X, a total of 10.
  • step S8' the general image search result corresponding to the target query sequence obtained by the device 1 is i to v, in step S7'.
  • the providing device 1 firstly obtains the image content description information I to X and the general image search result as i to v according to the target time-sensitive image, and obtains the correlation between the two, so that in step S7', the providing device 1 can Determining the target timeliness
  • the rendering positions of the image search results I to X are arranged at the top 3 positions in the final search result list, and all are presented.
  • step S4' the providing device 1 provides the target time-sensitive image search result and the universal image search result to the target query according to the presentation related information through a communication method such as http, https, or the like.
  • a communication method such as http, https, or the like. The user corresponding to the sequence.
  • the providing device 1 may further determine, according to the timeliness level information, the correlation between the target time-sensitive image search result and the universal image search result, and the target time-sensitive image search result.
  • Quality information determining the presentation related information, for example, although the target time-sensitive image search result and the universal image search The correlation of the result is high, but the quality information of the target time-sensitive image search result is low, and the position of the target time-sensitive image search result in the final search result list will be moved backward, and not all or not presented;
  • the correlation between the target time-sensitive image search result and the general-image search result is low, the quality information of the target time-sensitive image search result is high, and the presentation position of the target time-sensitive image search result is arranged.
  • the position in the final search result list will be advanced, such as being arranged in front of the general picture search result, and may be presented in whole or in part, such as presenting only the target time-sensitive picture whose correlation with the general picture search result is greater than a predetermined threshold. search results.
  • step S5' the providing device 1 determines that the timeliness level information is the first level, and in step S3', the providing device 1 determines the target query sequence "G20 Summit".
  • the corresponding target time-sensitive image search result is I to X, a total of 10.
  • step S8' the general image search result corresponding to the target query sequence obtained by the device 1 is i to v, in step S7'.
  • the providing device 1 firstly searches for the picture content of the picture i to X and the general picture search result i to v according to the target time-sensitive picture, and obtains a high correlation between the two, but the target time-sensitive picture search result I to X If the quality information is low, then in step S7', the providing device 1 may determine that the position of the target time-sensitive image search results I to X is arranged in the final search result list, and the position is shifted back, as in the general image search result. After i to v, and only a part of the target time-sensitive picture search results I to X are presented.
  • the present invention can be implemented in software and/or a combination of software and hardware, for example, using an application specific integrated circuit (ASIC), a general purpose computer, or any other similar hardware device.
  • the software program of the present invention may be executed by a processor to implement the steps or functions described above.
  • the software program (including related data structures) of the present invention can be stored in a computer readable recording medium such as a RAM memory, a magnetic or optical drive or a floppy disk and the like.
  • some steps of the invention The functions may be implemented in hardware, for example, as a circuit that cooperates with a processor to perform various steps or functions.
  • a portion of the invention can be applied as a computer program product, such as computer program instructions, which, when executed by a computer, can invoke or provide a method and/or solution in accordance with the present invention.
  • the program instructions for invoking the method of the present invention may be stored in a fixed or removable recording medium and/or transmitted by a data stream in a broadcast or other signal bearing medium, and/or stored in a The working memory of the computer device in which the program instructions are run.
  • an embodiment in accordance with the present invention includes a device including a memory for storing computer program instructions and a processor for executing program instructions, wherein when the computer program instructions are executed by the processor, triggering
  • the apparatus operates based on the aforementioned methods and/or technical solutions in accordance with various embodiments of the present invention.

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Abstract

L'invention concerne un procédé et un dispositif destinés à fournir un résultat de recherche d'images à efficacité temporelle. Le procédé selon l'invention consiste : à détecter si une séquence d'interrogation cible répond à une condition de déclenchement appartenant à une séquence d'interrogation d'efficacité temporelle (S1) ; si la séquence d'interrogation cible répond à la condition de déclenchement, à effectuer une interrogation de mise en correspondance dans une base de données d'index d'images à efficacité temporelle en fonction de la séquence d'interrogation cible, de sorte à obtenir des résultats de recherche d'images à efficacité temporelle correspondant à la séquence d'interrogation cible (S2) ; selon les informations de niveau d'efficacité temporelle correspondant à la séquence d'interrogation cible, à déterminer un résultat de recherche d'images à efficacité temporelle cible correspondant à la séquence d'interrogation cible à partir des résultats de recherche d'images à efficacité temporelle initiaux (S3) ; et à fournir à un utilisateur le résultat de recherche d'images à efficacité temporelle cible correspondant à la séquence d'interrogation cible (S4). Le procédé selon l'invention réalise un affichage en temps réel du résultat de recherche d'images à efficacité temporelle, répond de façon effective aux exigences de l'utilisateur en matière de récupération d'images à efficacité temporelle, et améliore l'efficacité de l'utilisateur dans l'acquisition d'images à efficacité temporelle en temps réel, ainsi que l'expérience utilisateur de la recherche à efficacité temporelle.
PCT/CN2015/091222 2014-11-21 2015-09-30 Procédé et dispositif destinés à fournir un résultat de recherche d'images à efficacité temporelle WO2016078480A1 (fr)

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