WO2018177415A1 - Procédé et dispositif de recommandation de résultats de recherche, moteur de recherche, dispositif électronique et support - Google Patents

Procédé et dispositif de recommandation de résultats de recherche, moteur de recherche, dispositif électronique et support Download PDF

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Publication number
WO2018177415A1
WO2018177415A1 PCT/CN2018/081349 CN2018081349W WO2018177415A1 WO 2018177415 A1 WO2018177415 A1 WO 2018177415A1 CN 2018081349 W CN2018081349 W CN 2018081349W WO 2018177415 A1 WO2018177415 A1 WO 2018177415A1
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WIPO (PCT)
Prior art keywords
self
user
media
media news
news
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PCT/CN2018/081349
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English (en)
Chinese (zh)
Inventor
孙连生
尹康平
王祥志
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广东神马搜索科技有限公司
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Publication of WO2018177415A1 publication Critical patent/WO2018177415A1/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
    • G06F16/30—Information retrieval; Database structures therefor; File system structures therefor of unstructured textual data
    • G06F16/33—Querying
    • G06F16/3331—Query processing
    • G06F16/3332—Query translation
    • G06F16/3338—Query expansion
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/30—Information retrieval; Database structures therefor; File system structures therefor of unstructured textual data
    • G06F16/33—Querying
    • G06F16/335—Filtering based on additional data, e.g. user or group profiles
    • 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 search engine search, and more particularly to a search result recommendation method, device, search engine, and electronic device and storage medium.
  • the current search engine as a tool for users to search for connected information does not support recommending self-media news for the user's query words in the search results when recommending search results, and there is limited news content and slow update rate recommended to the user. Problems that affect the user experience.
  • a search result recommendation method comprising the following steps:
  • the identifying whether to provide the user with the media news comprises the following steps:
  • the self-media news is obtained by the search engine in cooperation with the self-media, from the media self-recommendation or the search engine, and is stored in an index of the search engine.
  • the step of providing at least a part of the search result as self-media news matching the query keyword includes:
  • the degree of relevance to be selected from the media news the click amount of the user to be selected after the media news is provided, the preference of the user to be selected from the media news, and/or the media to be selected
  • the article's quality and authoritative composite scores are calculated, and the probability values used for the random selection are calculated.
  • the preference of the user to be selected from the media news is set according to news accessed by the user.
  • the step of providing at least a part of the search result to the self-media news matching the query keyword further includes:
  • the at least a portion of the search results are provided as self-media news that matches the query keyword and is temporally closest to a time point corresponding to the refresh command in response to an instruction issued by the user to refresh the current search result.
  • the self-media news that matches the query keyword and is temporally closest to the time point corresponding to the refresh instruction is provided.
  • the step of providing at least a part of the search result to the self-media news matching the query keyword further includes:
  • the at least a portion of the search results are provided as self-media news other than the self-media news accessed in the previous query.
  • the method includes providing the at least a portion of the search results to replace non-self-media news that meets predetermined time conditions.
  • the predetermined time condition includes a predetermined time earlier than a time point at which the user inputs the query keyword.
  • a search result recommendation device including:
  • a identifying unit configured to identify whether to provide self-media news for the user according to the query keyword of the user
  • a providing unit configured to provide at least a part of the search result as self-media news matching the query keyword, if the self-media news is provided for the user.
  • the identifying unit includes:
  • the device further includes:
  • the obtaining unit is configured to obtain the self-media news by using at least one of a search engine collaborating with the self media, self media recommendation, or search engine crawling, and stored in an index of the search engine.
  • the providing unit includes:
  • the device further includes:
  • a calculating unit configured to select, according to a query keyword of the user, a degree of relevance to be selected from the media news, a click amount of the user to be selected after the media news is provided, a preference of the user to be selected from the media news, and/or to be selected from the media.
  • the providing unit further includes:
  • the providing unit further includes:
  • the at least one portion of the search result is provided as a device for self-media news other than the media news accessed in the previous query.
  • the device further includes:
  • a replacement unit configured to provide the at least a portion of the search results to replace non-self-media news that meets predetermined time conditions.
  • a search engine comprising at least the search result recommendation device according to any one of the second aspects of the present invention.
  • an electronic device including a memory and a processor
  • the memory is for storing an instruction for controlling the processor to operate to perform a search result recommendation method according to any one of the first aspects of the present invention.
  • a non-transitory machine readable storage medium having stored thereon executable code for causing said processor to be executed by a processor of an electronic device
  • a search result recommendation method according to any one of the first aspects of the present invention is performed.
  • the inventors of the present invention have found that in the prior art, the current search engine cannot perform targeted self-media news recommendation in the search results, and thus there is a problem that the news recommended to the user is limited and the update speed is slow, which affects the user experience.
  • the invention recognizes whether the self-media news is provided for the user according to the query keyword of the user, and provides self-media news that at least a part of the search result is a matching query keyword, in the case that the self-media news is provided for the user, thereby being able to utilize Since the coverage of media news is wide and the update speed is fast, the user is presented with more rich content news to achieve more optimized search engine search result recommendation. Improve the user experience. Therefore, the technical task to be achieved by the present invention or the technical problem to be solved is not thought of or expected by those skilled in the art, so the present invention is a new technical solution.
  • FIG. 1 is a flow chart showing a search result recommendation method according to an embodiment of the present invention.
  • Fig. 2 exemplarily shows an example of an embodiment of the present invention.
  • FIG. 3 is a diagram showing an identification step of a search result recommendation method according to an embodiment of the present invention.
  • Fig. 4 exemplarily shows an example of an embodiment of the present invention.
  • Fig. 5 exemplarily shows an example of an embodiment of the present invention.
  • FIG. 6 shows a schematic block diagram of a search result recommendation device according to an embodiment of the present invention.
  • FIG. 7 shows a schematic block diagram of a search engine in accordance with an embodiment of the present invention.
  • FIG. 8 shows a schematic block diagram of an electronic device in accordance with an embodiment of the present invention.
  • FIG. 1 is a flow chart showing a search result recommendation method according to an embodiment of the present invention.
  • the method may include identifying step S100 and providing step S200.
  • the identifying step S100 may include identifying whether the user is provided with self-media news based on the user's query keyword.
  • Providing step S200 can include providing at least a portion of the search results as self-media news matching the query keywords, in the event that it is identified that the user is provided self-media news.
  • the query keyword can be used to identify whether it is more suitable to recommend self-media news for the user, that is, whether to provide self-media news for the user. Thereafter, where it is identified (suitable) to provide the user with self-media news, at least a portion of the search results may be provided as self-media news matching the query keywords for user access, such as click or browse.
  • FIG. 2 exemplarily shows an example according to an embodiment of the present invention.
  • Fig. 2 exemplarily shows two self-media news "Fan Bingbing Li Chen" and “Fan Bingbing Golden Horse Award" which provide "XX Media” release as at least part of the search results.
  • At least a part of the search results are provided as matching by identifying whether (suitable) the user is provided with the self-media news according to the query keyword of the user, and in the case of identifying (suitable) providing the user with the self-media news.
  • the self-media news of the query keywords can utilize the characteristics of self-media news content covering a wide range and fast update speed, and present the news with more rich content for the user, thereby realizing more optimized search result recommendation.
  • the search result recommendation method may include providing at least a portion of the search results to replace non-self-media news that satisfies a predetermined time condition.
  • a predetermined time condition For example, at least a portion of the search results may be provided to replace non-self-media news for a predetermined time earlier than the point in time at which the user entered the query keyword, such as old web news one month or two months earlier than the date the user made the query.
  • the predetermined time conditions may be set differently depending on different designs.
  • search results are provided to replace the news of a predetermined time earlier than the time point when the user inputs the query keyword.
  • FIG. 3 is a diagram showing an identification step S100 of a search result recommendation method according to an embodiment of the present invention.
  • the identifying step S100 may include step S101 and step S102.
  • Step S101 may include obtaining self-media news that has been stored in an index of the search engine.
  • Step S102 may include calculating the number of self-media news in the index that matches the query keyword of the user, and identifying that the user provides self-media news if the number is greater than the set value.
  • the self-media news may be stored in an index of the search engine after the self-media news is obtained by at least one of a method such as a search engine collaborating with the self media, self-media recommendation, and search engine crawling.
  • a method such as a search engine collaborating with the self media, self-media recommendation, and search engine crawling.
  • the self-media news is stored in the index of the search engine, that is, the index from the media news. Indexing can facilitate search engines to quickly search for relevant self-media news.
  • the number of self-media news in the index matching the query keyword may be calculated according to the query keyword input by the user.
  • the number of matches is greater than the set value, it can be recognized that the user is provided with self-media news.
  • the number of self-media news in the index matching the keyword "Fan Bingbing” is calculated.
  • the number is greater than, for example, 100, it may be recognized that it is more suitable to recommend media news to the user, that is, it may be recognized that the user is provided with self-media news.
  • the set values can be set to different values depending on different designs.
  • the embodiment of the present invention by utilizing the wide range of features of the media news, by calculating the number of matching of the query keyword and the acquired self-media news, it is possible to identify that the user is provided with the self media when the number is greater than a certain value.
  • the news in turn, can use the self-media news to present the user with more rich content news, and achieve more optimized search engine search result recommendation.
  • the providing step S200 of the search result recommendation method may include: randomly selecting a predetermined number of self-media news from the self-media news matching the query keyword.
  • the predetermined number is 50, and 100 pieces of self-media news stored in the index of the search engine are matched with the query keyword, and 50 pieces of self-media news can be randomly selected therefrom, and provided as at least a part of the search result to the user.
  • the manner of random selection may be in a different manner depending on the design.
  • the predetermined number may be set according to an application scenario, or according to engineering experience or experimental simulation settings.
  • the query keyword input by the user may be selected according to the degree of relevance of the user to be selected from the media news, the click amount of the user to be selected after the media news is provided, the preference of the user to be selected from the media news, and/or the media to be selected.
  • the article's quality and authoritative composite scores are calculated, and the probability values used for the random selection are calculated.
  • Equation 1 shows an example of how the probability values used for random selection are calculated:
  • Equation 1 P is the probability value used for random selection, and Sim (Query, Doc) is the relevance of the query keyword input by the user to the media news to be selected, and Sum (Click) is selected after being selected from the media news.
  • User's click volume, Sim (User, Doc) treats the user's preference for selection from media news,
  • Q (Doc) is the comprehensive score of the quality and authority of the article to be selected from media news, ⁇ , ⁇ , ⁇ , ⁇ Is the weight coefficient.
  • the preference of the user for selecting an article may be set in conjunction with news accessed by the user.
  • the browsing preference of the user can be recorded, the news that is more in line with the customer's needs is presented to the user, and the search result recommendation is further optimized.
  • the providing step S200 of the search result recommendation method may include: providing the at least one part of the search result to match the query keyword and the distance and the location in response to an instruction issued by the user to refresh the current search result
  • the time point corresponding to the refresh instruction is the most recent self-media news in time.
  • the self-media news that matches the query keyword and is temporally closest to the time point corresponding to the refresh command is provided.
  • Fig. 4 exemplarily shows an example of an embodiment of the present invention.
  • a distance pull-down refresh operation is selected from the self-media news matching the query keyword.
  • the time point ie, the time point corresponding to the refresh command
  • the time point is sent from the media news for the last 10 minutes, and the article is provided to the user as the first search result, as shown in FIG. 4, by "XX media”. Published by the media news "Fan Bingbing Golden Horse Award.".
  • the self-media news that is the closest in time from the time of the refresh command is selected from the self-media news in the index, so that the user can access the time in time.
  • the purpose of the latest coverage of news events is to achieve more optimized search results recommendations.
  • the self-media news that is temporally closest to the time point when the refresh command is issued is provided to the user in the highest priority manner, and the user can be quickly accessed to the user without unnecessary browsing. Focus on the dynamic coverage of news events to achieve more optimized search results recommendations.
  • the providing step S200 of the search result recommendation method may include: providing the at least one part of the search result as the access in the previous query in response to the query request re-issued by the user for the same query keyword Self-media news from outside the media news.
  • Fig. 5 exemplarily shows an example of an embodiment of the present invention.
  • the query keyword “Fan Bingbing” it is assumed that the user has access to two self-media news items named “Fan Bingbing Li Chen" and “Fan Bingbing Golden Horse Award.”. Later, when the user enters the query keyword “Fan Bingbing” again, the above two self-media news are no longer provided, but two self-media news items named “Fan Bingbing Zhao Wei...” and “Fan Bingbing Film...” are provided.
  • a search result recommendation device 600 is provided. As shown in FIG. 6 , the recommendation device 600 may include: an identification unit 610, a providing unit 620, and optionally, an obtaining unit 630, a calculating unit 640, The replacement unit 650 is configured to implement any one of the search result recommendation methods provided in this embodiment, and details are not described herein again.
  • the search result recommendation device 600 includes:
  • the identifying unit 610 is configured to identify whether to provide self-media news for the user according to the query keyword of the user;
  • the providing unit 620 is configured to provide at least a part of the search result as the self-media news matching the query keyword, if the self-media news is provided for the user.
  • the identifying unit 610 includes:
  • search result recommendation device 600 further includes:
  • the obtaining unit 630 is configured to obtain the self-media news by using at least one of a search engine collaborating with the self media, self media recommendation, or search engine crawling, and stored in an index of the search engine.
  • the providing unit 620 includes:
  • search result recommendation device 600 further includes:
  • a calculating unit configured to select, according to a query keyword of the user, a degree of relevance to be selected from the media news, a click amount of the user to be selected after the media news is provided, a preference of the user to be selected from the media news, and/or to be selected from the media.
  • the preference of the user to be selected from the media news is set according to news accessed by the user.
  • the providing unit 620 further includes:
  • the self-media news that matches the query keyword and is temporally closest to the time point corresponding to the refresh instruction is provided.
  • the providing unit 620 further includes:
  • the at least one portion of the search result is provided as a device for self-media news other than the media news accessed in the previous query.
  • the search result recommendation device 600 further includes:
  • a replacement unit configured to provide the at least one part of the search result to replace the non-self-media news that meets the predetermined time condition.
  • the predetermined time condition includes a predetermined time earlier than a time point at which the user inputs the query keyword.
  • the search result recommendation device 600 can be implemented in a variety of ways.
  • the search result recommendation device 600 can be implemented by an instruction configuration processor.
  • the instructions may be stored in the ROM, and when the device is booted, the instructions are read from the ROM into the programmable device to implement the search result recommendation device 600.
  • the search result recommendation device 600 can be cured into a dedicated device (eg, an ASIC).
  • the search result recommendation device 600 can be divided into mutually independent units, or they can be implemented together.
  • the search result recommendation device 600 may be implemented by one of the various implementations described above, or may be implemented by a combination of two or more of the various implementations described above.
  • FIG. 7 shows a schematic block diagram of a search engine in accordance with an embodiment of the present invention.
  • the search engine 700 of the present invention includes at least a recommendation device 600 of any one of the search results provided in the present embodiment.
  • the search engine 700 may be disposed in a browser or an application having a web browsing function, or the search engine 700 may be implemented in a browser form or a web browsing application form.
  • FIG. 8 shows a schematic block diagram of a computing device in accordance with an embodiment of the present invention.
  • computing device 800 of the present invention can include a memory and a processor, wherein the memory is for storing instructions for controlling the processor to operate to perform any of the operations provided in accordance with the present embodiment.
  • a search result recommendation method can be included in computing device 800 of the present invention.
  • the electronic device 800 can be a cell phone, a desktop computer, a notebook computer, a tablet computer, or the like.
  • the electronic device 800 may include a processor 810, a memory 820, an interface device 830, a communication device 840, a display device 850, an input device 860, a speaker 870, a microphone 880, and the like.
  • the processor 810 can be a central processing unit CPU, a microprocessor MCU, or the like.
  • the memory 820 includes, for example, a ROM (Read Only Memory), a RAM (Random Access Memory), a nonvolatile memory such as a hard disk, and the like.
  • the interface device 830 includes, for example, a USB interface, a headphone jack, and the like.
  • the communication device 840 can perform, for example, wired or wireless communication.
  • the display device 850 is, for example, a liquid crystal display, a touch display, or the like.
  • Input device 860 can include, for example, a touch screen, a somatosensory input, and the like. The user can input/output voice information through the speaker 870 and the microphone 880.
  • the memory 820 of the electronic device 800 is configured to store instructions for controlling the processor 810 to operate to perform any of the power saving methods provided by the embodiments of the present invention. It will be understood by those skilled in the art that although a plurality of devices are shown for electronic device 800 in FIG. 1, the present invention may relate only to some of the devices therein, for example, electronic device 800 only relates to processor 810 and storage device 820. A technician can design instructions in accordance with the disclosed aspects of the present invention. How the instructions control the processor for operation is well known in the art and will not be described in detail herein.
  • a non-transitory machine readable storage medium having stored thereon executable code that, when executed by a processor of an electronic device, causes the processor to perform The search result recommendation method of the present invention.
  • the invention can be a system, method and/or computer program product.
  • the computer program product can comprise a computer readable storage medium having computer readable program instructions embodied thereon for causing a processor to implement various aspects of the present invention.
  • the computer readable storage medium can be a tangible device that can hold and store the instructions used by the instruction execution device.
  • the computer readable storage medium can be, for example, but not limited to, an electrical storage device, a magnetic storage device, an optical storage device, an electromagnetic storage device, a semiconductor storage device, or any suitable combination of the foregoing.
  • Non-exhaustive list of computer readable storage media include: portable computer disks, hard disks, random access memory (RAM), read only memory (ROM), erasable programmable read only memory (EPROM) Or flash memory), static random access memory (SRAM), portable compact disk read only memory (CD-ROM), digital versatile disk (DVD), memory stick, floppy disk, mechanical encoding device, for example, with instructions stored thereon A raised structure in the hole card or groove, and any suitable combination of the above.
  • a computer readable storage medium as used herein is not to be interpreted as a transient signal itself, such as a radio wave or other freely propagating electromagnetic wave, an electromagnetic wave propagating through a waveguide or other transmission medium (eg, a light pulse through a fiber optic cable), or through a wire The electrical signal transmitted.
  • the computer readable program instructions described herein can be downloaded from a computer readable storage medium to various computing/processing devices or downloaded to an external computer or external storage device over a network, such as the Internet, a local area network, a wide area network, and/or a wireless network.
  • the network may include copper transmission cables, fiber optic transmissions, wireless transmissions, routers, firewalls, switches, gateway computers, and/or edge servers.
  • a network adapter card or network interface in each computing/processing device receives computer readable program instructions from the network and forwards the computer readable program instructions for storage in a computer readable storage medium in each computing/processing device .
  • Computer program instructions for performing the operations of the present invention may be assembly instructions, instruction set architecture (ISA) instructions, machine instructions, machine related instructions, microcode, firmware instructions, state setting data, or in one or more programming languages.
  • the computer readable program instructions can execute entirely on the user's computer, partly on the user's computer, as a stand-alone software package, partly on the user's computer, partly on the remote computer, or entirely on the remote computer or server. carried out.
  • the remote computer can be connected to the user's computer through any kind of network, including a local area network (LAN) or wide area network (WAN), or can be connected to an external computer (eg, using an Internet service provider to access the Internet) connection).
  • the customized electronic circuit such as a programmable logic circuit, a field programmable gate array (FPGA), or a programmable logic array (PLA), can be customized by utilizing state information of computer readable program instructions.
  • Computer readable program instructions are executed to implement various aspects of the present invention.
  • the computer readable program instructions can be provided to a general purpose computer, a special purpose computer, or a processor of other programmable data processing apparatus to produce a machine such that when executed by a processor of a computer or other programmable data processing apparatus Means for implementing the functions/acts specified in one or more of the blocks of the flowcharts and/or block diagrams.
  • the computer readable program instructions can also be stored in a computer readable storage medium that causes the computer, programmable data processing device, and/or other device to operate in a particular manner, such that the computer readable medium storing the instructions includes An article of manufacture that includes instructions for implementing various aspects of the functions/acts recited in one or more of the flowcharts.
  • the computer readable program instructions can also be loaded onto a computer, other programmable data processing device, or other device to perform a series of operational steps on a computer, other programmable data processing device or other device to produce a computer-implemented process.
  • instructions executed on a computer, other programmable data processing apparatus, or other device implement the functions/acts recited in one or more of the flowcharts and/or block diagrams.
  • each block in the flowchart or block diagram can represent a module, a program segment, or a portion of an instruction that includes one or more components for implementing the specified logical functions.
  • Executable instructions can also occur in a different order than those illustrated in the drawings. For example, two consecutive blocks may be executed substantially in parallel, and they may sometimes be executed in the reverse order, depending upon the functionality involved.
  • each block of the block diagrams and/or flowcharts, and combinations of blocks in the block diagrams and/or flowcharts can be implemented in a dedicated hardware-based system that performs the specified function or function. Or it can be implemented by a combination of dedicated hardware and computer instructions. It is well known to those skilled in the art that implementation by hardware, implementation by software, and implementation by a combination of software and hardware are equivalent. While the invention has been described in detail with reference to the preferred embodiments of the present invention, it is understood that It will be appreciated by those skilled in the art that the above embodiments may be modified without departing from the scope and spirit of the invention. The scope of the invention is defined by the appended claims.

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Abstract

L'invention concerne un procédé et un dispositif de recommandation de résultats de recherche, un moteur de recherche, un dispositif électronique et un support. Le procédé consiste : à déterminer s'il convient de fournir des actualités multimédias à un utilisateur en fonction d'un mot-clé d'interrogation de l'utilisateur ; et s'il est déterminé qu'il convient de fournir des actualités multimédias à l'utilisateur, à fournir au moins une partie de résultats de recherche en tant qu'actualités autonomes correspondant au mot-clé d'interrogation. La présente invention permet de présenter plus d'actualités à contenu riche à un utilisateur et permet une recommandation de résultats de recherche plus optimisée d'un moteur de recherche.
PCT/CN2018/081349 2017-03-31 2018-03-30 Procédé et dispositif de recommandation de résultats de recherche, moteur de recherche, dispositif électronique et support WO2018177415A1 (fr)

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CN116932858B (zh) * 2023-06-28 2024-02-27 苏州闻道网络科技股份有限公司 一种关键词优化难度确定方法、装置及电子设备

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