WO2015059836A1 - 検索システム、検索条件設定装置、検索条件設定装置の制御方法、プログラム、及び情報記憶媒体 - Google Patents
検索システム、検索条件設定装置、検索条件設定装置の制御方法、プログラム、及び情報記憶媒体 Download PDFInfo
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- WO2015059836A1 WO2015059836A1 PCT/JP2013/079045 JP2013079045W WO2015059836A1 WO 2015059836 A1 WO2015059836 A1 WO 2015059836A1 JP 2013079045 W JP2013079045 W JP 2013079045W WO 2015059836 A1 WO2015059836 A1 WO 2015059836A1
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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
- G06F16/50—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
- G06F16/583—Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually using metadata automatically derived from the content
- G06F16/5846—Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually using metadata automatically derived from the content using extracted text
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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
- G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
- G06F16/24—Querying
- G06F16/245—Query processing
- G06F16/2453—Query optimisation
- G06F16/24534—Query rewriting; Transformation
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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
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/048—Interaction techniques based on graphical user interfaces [GUI]
- G06F3/0481—Interaction techniques based on graphical user interfaces [GUI] based on specific properties of the displayed interaction object or a metaphor-based environment, e.g. interaction with desktop elements like windows or icons, or assisted by a cursor's changing behaviour or appearance
- G06F3/0482—Interaction with lists of selectable items, e.g. menus
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/048—Interaction techniques based on graphical user interfaces [GUI]
- G06F3/0484—Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range
- G06F3/04842—Selection of displayed objects or displayed text elements
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q30/00—Commerce
- G06Q30/06—Buying, selling or leasing transactions
- G06Q30/0601—Electronic shopping [e-shopping]
- G06Q30/0641—Shopping interfaces
- G06Q30/0643—Graphical representation of items or shoppers
Definitions
- the present invention relates to a search system, a search condition setting device, a control method for the search condition setting device, a program, and an information storage medium.
- the text information associated with the item selected by the user as a search condition for searching for an item similar to the item selected by the user
- a search system that is set based on words included in.
- Non-Patent Document 1 when a user selects any product displayed on the product list screen, a search condition for searching for a similar product of the product selected by the user is set. It has a function to set.
- a “similar search” link button is associated with each product.
- the user clicks the “Search for Similar” link button associated with one of the products multiple keywords are mechanically extracted from the title (name) of the product, and products that include all these multiple keywords are searched. Is done.
- each store registers a product title.
- each store tends to include various keywords in the title of the product.
- keywords unnecessary for searching for similar products are extracted from the titles of products, and such keywords may be included in the search conditions.
- the accuracy of the search condition for searching for similar products decreases, and there is a possibility that a search result that satisfies the user as a search result of similar products may not be obtained.
- the present invention has been made in view of the above problems, and its purpose is to provide text information associated with an item selected by the user as a search condition for searching for an item similar to the item selected by the user.
- a search condition setting device a control method for the search condition setting device, a program, and an information storage medium capable of improving the accuracy of search conditions when setting based on words included in .
- the search system provides at least one of items not selected by the user when the user selects an item from a list of items to be selected by the user.
- An item extracting means for extracting one word and a word that is included in the text information associated with the item selected by the user and not included in the text information associated with the item extracted by the item extracting means.
- a word acquisition unit for acquiring, a search condition setting unit for setting a search condition for searching for an item similar to the item selected by the user based on the word acquired by the word acquisition unit, and the search Search execution means for executing a search based on conditions And features.
- the search condition setting device extracts at least one of items not selected by the user when the user selects an item from a list of items to be selected by the user.
- Item extraction means and word acquisition means for acquiring a word that is included in the text information associated with the item selected by the user and that is not included in the text information associated with the item extracted by the item extraction means
- search condition setting means for setting a search condition for searching for an item similar to the item selected by the user based on the word acquired by the word acquiring means. .
- control method of the search condition setting device includes at least one of items not selected by the user when the item is selected by the user from a list of items to be selected by the user.
- An item extraction step for extracting a word, and a word included in the text information associated with the item selected by the user and not included in the text information associated with the item extracted by the item extraction step
- a word acquisition step and a search condition setting step for setting a search condition for searching for an item similar to the item selected by the user based on the word acquired by the word acquisition step.
- the program according to the present invention provides an item extraction unit that extracts at least one of items not selected by the user when the item is selected by the user from a list of items to be selected by the user.
- a word acquisition unit that acquires a word that is included in the text information associated with the item selected by the user and that is not included in the text information associated with the item extracted by the item extraction unit; and
- the information storage medium is an item for extracting at least one item from items not selected by the user when the item is selected by the user from a list of items to be selected by the user.
- Extraction means word acquisition means for acquiring words that are included in the text information associated with the item selected by the user and that are not included in the text information associated with the item extracted by the item extraction means, and
- a program for causing a computer to function as search condition setting means for setting a search condition for searching for an item similar to the item selected by the user based on the word acquired by the word acquisition means Recorded computer-readable information It is a ⁇ body.
- the item extraction unit may extract an item that is not the same as or not similar to the item selected by the user from items not selected by the user. Good.
- the item extraction unit associates an image that is not identical and dissimilar to an image associated with the item selected by the user from among the items not selected by the user. You may make it extract the item which was done.
- the item extraction unit includes a similarity between an image associated with the item selected by the user and an image associated with an item not selected by the user. And means for extracting an item whose similarity is less than a threshold value from items not selected by the user.
- the item extraction unit includes a similarity between an image associated with the item selected by the user and an image associated with an item not selected by the user. May be included so that an item whose similarity is greater than a threshold is not extracted from items not selected by the user.
- the item extraction unit includes a similarity between an image associated with the item selected by the user and an image associated with an item not selected by the user. And a means for extracting a predetermined number of items in order from the item with the lowest similarity among items not selected by the user.
- the item extraction unit is associated with identification information different from identification information associated with the item selected by the user from among items not selected by the user. You may make it extract an item.
- the item extraction unit may select at least one of the items not selected by the user, the display position on the screen of the item selected by the user, and the user. You may make it extract based on the separation degree with the display position in the said screen of the item which was not done.
- the item extraction means is an item whose degree of separation from the display position of the item selected by the user is less than a predetermined degree among items not selected by the user. May be extracted.
- Including a means for acquiring a duplicate word that is synonymous or similar to a word included in the text information associated with the item associated with the item, and the search condition setting means includes the word acquired by the word acquisition means And the search condition may be set based on the duplicate word.
- the search condition setting means is acquired by the word acquisition means The search condition may be set based on the word and the duplicate word.
- the search condition setting means may set the search condition based on the word acquired by the word acquisition means and the duplicate word.
- the search condition setting device extracts at least one of items not selected by the user when the user selects an item from a list of items to be selected by the user.
- Item extraction means for comparing the category of the item selected by the user with the category of the item extracted by the item extraction means, the category of the item selected by the user, and the item extraction Search for searching for an item similar to the item selected by the user from items not belonging to the category of the item extracted by the item extraction means when the category of the item extracted by the means is different Search to set conditions Characterized in that it contains and Ken setting means.
- control method of the search condition setting device includes at least one of items not selected by the user when the item is selected by the user from a list of items to be selected by the user.
- An item extraction step for extracting the category of the item selected by the user
- a category comparison step for comparing the category of the item extracted by the item extraction step, a category of the item selected by the user,
- an item similar to the item selected by the user is searched from items not belonging to the category of the item extracted by the item extraction step.
- Characterized in that it comprises a and a search condition setting step of setting a search condition for.
- the program according to the present invention provides an item extraction unit that extracts at least one of items not selected by the user when the item is selected by the user from a list of items to be selected by the user.
- a category comparing unit that compares the category of the item selected by the user with the category of the item extracted by the item extracting unit; and the category of the item selected by the user and the item extracting unit When the category of the selected item is different, a search condition for searching for an item similar to the item selected by the user from items not belonging to the category of the item extracted by the item extracting unit is set. Search criteria to Is a program for causing a computer to function constant means, as.
- the search condition in the case where the search condition for searching for an item similar to the item selected by the user is set based on the word included in the text information associated with the item selected by the user. It becomes possible to improve the accuracy.
- FIG. 1 shows an example of the overall configuration of an electronic commerce system 1 (search system) according to the first embodiment of the present invention.
- the electronic commerce system 1 includes a server 10, a database 15, a user terminal 20, and a store terminal 4.
- the server 10, the user terminal 20, and the store terminal 4 are connected to a communication network 2 that includes, for example, the Internet. Data communication between the server 10 and the user terminal 20 is possible, and data communication between the server 10 and the store terminal 4 is also possible.
- the server 10 is a server that functions as a portal for a virtual shopping mall. As shown in FIG. 1, the server 10 includes a control unit 11, a storage unit 12, a communication unit 13, and an optical disc drive unit 14.
- the control unit 11 includes one or more microprocessors and executes information processing according to a program stored in the storage unit 12.
- the storage unit 12 includes a main storage unit (for example, a RAM) and an auxiliary storage unit (for example, a ROM, a hard disk drive, or a solid state drive).
- the communication unit 13 is for performing data communication via the communication network 2.
- the optical disk drive unit 14 is for reading a program or data recorded on an optical disk (information storage medium).
- the program and data are supplied to the storage unit 12 via an optical disk (information storage medium). That is, the program and data stored on the optical disc are read by the optical disc drive unit 14 and stored in the storage unit 12.
- the server 10 may include a component (for example, a memory card slot unit) for reading a program or data stored in an information storage medium (for example, a memory card) other than the optical disk.
- the program and data may be supplied to the storage unit 12 via an information storage medium other than the optical disk.
- the program and data may be supplied to the storage unit 12 via the communication network 2.
- the server 10 can access the database 15. For example, data on users who use a virtual shopping street, data on a store opening in a virtual shopping street, data on products handled in the virtual shopping street, data on the history of transactions performed in the virtual shopping street, etc. Stored in the database 15.
- the database 15 may be constructed in a server different from the server 10 or may be constructed in the server 10.
- the user terminal 20 is an information processing device used by a user.
- the user terminal 20 is a mobile phone (including a smartphone), a tablet computer, a laptop computer, or a desktop computer.
- the user terminal 20 includes a control unit 21, a storage unit 22, a communication unit 23, an operation unit 24, a display unit 25, and an audio output unit 26.
- the control unit 21, the storage unit 22, and the communication unit 23 are the same as the control unit 11, the storage unit 12, and the communication unit 13 of the server 10.
- the program and data are supplied to the storage unit 22 via the communication network 2.
- the user terminal 20 may include a component (for example, an optical disk drive unit or a memory card slot unit) for reading a program or data stored in an information storage medium (for example, an optical disk or a memory card). And a program and data may be supplied to the memory
- the operation unit 24 is used by the user for operation.
- the user terminal 20 is provided with a pointing device for indicating a position in the screen displayed on the display unit 25, the pointing device corresponds to the operation unit 24. That is, for example, a mouse, a stick, a touch pad, or a touch panel provided on the display unit 25 corresponds to the operation unit 24.
- the display unit 25 is a liquid crystal display or an organic EL display, for example, and displays various screens.
- the sound output unit 26 is, for example, a speaker or headphones, and outputs various sounds.
- the store terminal 4 is an information processing apparatus provided in a store that opens in a virtual shopping street, and is used for registering information on products sold in the virtual shopping street in the database 15 via the server 10.
- the store terminal 4 is a tablet computer, a laptop computer, a desktop computer, or the like.
- the store terminal 4 has the same hardware configuration as the user terminal 20.
- a daemon program for example, an HTTP daemon
- a program for example, a web browser
- a processing request for example, an HTTP request
- the server 10 transmits a processing result (for example, an HTTP response) corresponding to the above processing request to the user terminal 20.
- a processing result for example, an HTTP response
- data described in a page description language is transmitted to the user terminal 20.
- a screen based on the processing result is displayed on the display unit 25 of the user terminal 20. Similar processing is performed between the store terminal 4 and the server 10.
- the screen displayed on the display unit 25 of the user terminal 20 when using the virtual shopping mall will be described.
- the screen described below is displayed when data communication is executed between the user terminal 20 and the server 10.
- the user accesses the server 10 using the user terminal 20.
- a user searches for a desired product by specifying a keyword and searching for the product.
- FIG. 2 shows an example of a search screen for searching for products.
- the search screen 30 shown in FIG. 2 includes a keyword column 31 and a search button 32.
- a keyword for searching for a product is input.
- one keyword “ABC” is entered in the keyword column 31.
- These words are, for example, keywords for searching for products manufactured by ABC.
- search button 32 When the search button 32 is pressed, a search process is executed, and a list of products in which all keywords input in the keyword column 31 are included in the product title or product page is displayed on the search screen 30. A list of product images 33 is displayed on the search screen 30 shown in FIG. 2, and the titles, prices, etc. of the products are omitted.
- Product image 33 is an image registered in advance by each store.
- a store uses an image provided by a product manufacturer as a product image 33.
- the same product may be sold at a plurality of stores, but the product image 33 of the same product is often the same or similar image.
- the product image 33 since the product image 33 is registered by each store, the product image 33 of the same product may not be the same or similar image.
- a character string or decoration such as “free shipping” or “very popular” may be added to the product image 33.
- a product screen (not shown) related to the product corresponding to the product image 33 is displayed on the display unit 25 of the user terminal 20.
- the product screen is a screen for confirming detailed information about the product or purchasing the product.
- the electronic commerce system 1 has a function for supporting a search for similar products of a desired product. Hereinafter, this function will be described.
- the user selects a desired product by moving the cursor 34 onto the product image 33.
- a similar search icon 35 is displayed on the product image 33 as shown in FIG.
- the similar search icon 35 is used to instruct a search for similar products of products corresponding to the product image 33.
- the similarity search icon 35 When the user presses the similarity search icon 35, at least one of the words included in the title of the product selected by the user is acquired. In addition, search conditions for searching for similar products are set based on the acquired words. Then, a search is executed based on the search condition, and a list of products obtained by the search is displayed on the search screen 30.
- FIG. 4 shows an example of the search screen 30 in this case.
- three keywords “violet”, “tote bag”, and “ABC” are entered in the keyword column 31. These keywords are obtained from the title of the product selected by the user.
- a list of product images 33 of products in which all of the above three keywords are included in the product title or product page is displayed on the search screen 30.
- data stored in the database 15 will be described. As described above, the data related to the user who uses the virtual shopping mall, the data related to the store opening in the virtual shopping mall, and the data related to the product handled in the virtual shopping mall are stored in the database 15.
- FIG. 5 shows an example of the product information table.
- the product information table shows information on products sold at each store.
- the product information table shown in FIG. 5 includes “Store ID”, “Product ID”, “Title”, “Price”, “Product Image”, and “Product Page” fields.
- “Store ID” field indicates the store ID of the store.
- the store ID is identification information that uniquely identifies the store.
- the “product ID” field indicates a product ID of a product sold at the store.
- the product ID is identification information for uniquely identifying the product. Even if the stores to be sold are different, the same product ID is assigned to the same product itself.
- “Title” field indicates the title (name) of the product registered by the store.
- each store registers a product title.
- Each store tends to include various keywords in the title of the product so that the product hits various search keywords. For this reason, as shown in FIG. 5, the title of a product contains many words. Among these words, not only words that are highly relevant to product-specific features (ie, words that are useful for searching for similar products), but also words that are less relevant to product-specific features (ie, similar) Words that are not useful for product searches).
- Price field indicates the selling price of the product registered by the store.
- each store can register the sales price of the product.
- the “product image” field indicates link information to the product image registered by the store.
- the “product page” field indicates link information to the product page registered by the store.
- FIG. 6 is a functional block diagram showing functional blocks realized by the electronic commerce system 1.
- the electronic commerce system 1 includes an item extraction unit 40 (item extraction unit), a word acquisition unit 42 (word acquisition unit), a search condition setting unit 44 (search condition setting unit), and a search execution unit 46 ( Search execution means).
- the item extraction unit 40 extracts at least one of items not selected by the user when an item is selected by the user from the list of items to be selected by the user.
- the “item” can be a search target, and includes, for example, a product or a service.
- the item extraction unit 40 extracts items that are not identical and dissimilar to the item selected by the user from the items not selected by the user. That is, the item extraction unit 40 does not extract the same item as the item selected by the user or an item similar to the item selected by the user.
- the list of products displayed on the search screen 30 corresponds to an example of “item list”.
- the product selected by the user corresponds to an example of “item selected by the user”.
- the item extraction unit 40 extracts non-identical and non-similar products (hereinafter referred to as “non-similar products”) from the products not selected by the user. To do. Such dissimilar products are extracted from among the products displayed on the search screen 30.
- the item extraction unit 40 regards a product associated with a product image that is not identical and dissimilar to the product image associated with the product selected by the user as a dissimilar product. For this reason, the item extraction unit 40 extracts a product that is associated with a product image that is not the same as the product image associated with the product selected by the user, from among products that are not selected by the user. .
- the item extraction unit 40 acquires the similarity between the product image of the product selected by the user and the product image of the product not selected by the user.
- This similarity is calculated by a known method. In this case, among the products displayed on the search screen 30, the above-mentioned similarity may be calculated for all the products not selected by the user. Or you may make it calculate said similarity about the goods which were not selected by the user among the goods currently displayed within the predetermined range from the display position of the goods selected by the user.
- the item extraction part 40 extracts the goods whose said similarity is less than a threshold value from the goods which were not selected by the user.
- the item extraction unit 40 may extract a predetermined number of products in order from the product having the lowest similarity among the products not selected by the user. For example, the item extraction unit 40 may extract a product having the first to nth lowest similarity among the products not selected by the user. Alternatively, the item extraction unit 40 may extract a product having the lowest similarity among the products not selected by the user.
- the word acquisition unit 42 acquires a word that is included in the text information associated with the item selected by the user and that is not included in the text information associated with the item extracted by the item extraction unit 40.
- the product title corresponds to an example of “text information”. That is, the word acquisition unit 42 acquires the title of the product selected by the user and the title of the product extracted by the item extraction unit 40. And the word acquisition part 42 acquires the word contained in each title by natural language processing.
- the word acquisition unit 42 excludes words including numbers from words acquired from the respective titles. For example, a word indicating discount information is not a word indicating a characteristic unique to a product, and thus is not useful for searching for similar products. The word acquisition unit 42 excludes words indicating such discount information by excluding words including numbers.
- the word acquisition unit 42 acquires a word that is included in the title of the product selected by the user and is not included in the title of the product extracted by the item extraction unit 40.
- the word acquisition unit 42 determines whether or not a word indicating the category name of the product is included in the title of the product selected by the user. This determination is performed based on dictionary data in which category names are registered. This information may be used when the category is registered in association with the product ID.
- the word acquisition unit 42 determines whether or not a word indicating the brand name of the product is included in the title of the product selected by the user. This determination is performed based on dictionary data in which brand names are registered.
- the word acquisition unit 42 acquires the following words. “Violet”, “Tote Bag”, “ABC”
- the search condition setting unit 44 sets a search condition for searching for an item similar to the item selected by the user based on the word acquired by the word acquisition unit 42.
- the search condition setting unit 44 sets a search condition including the one word.
- the search condition setting unit 44 sets a search condition including the plurality of words connected by the AND condition.
- search conditions are set. “Violet” and “Tote Bag” and “ABC”
- the search condition setting unit 44 may include the keyword input in the keyword column 31 of the search screen 30 in the search condition.
- the search condition setting unit 44 may relatively increase the weight of the word acquired by the word acquisition unit 42. That is, the search condition setting unit 44 may include not only the word acquired by the word acquisition unit 42 but also other words acquired from the title of the product selected by the user in the search condition. Then, the search condition setting unit 44 may set the weight of the word acquired by the word acquisition unit 42 to be larger than the weight of other words.
- the search execution unit 46 executes a search based on the search condition set by the search condition setting unit 44.
- FIG. 7 shows an example of processing executed when the similar search icon 35 is pressed.
- the control unit 21 of the user terminal 20 corresponds to the product selected by the user (that is, the product image 33.
- the product 10 is notified to the server 10 to request a search for similar products (S101).
- the store ID and the product ID of the product selected by the user are transmitted to the server 10.
- the control unit 11 of the server 10 searches for a dissimilar product of the product selected by the user (S102). That is, the control unit 11 searches for a product that is associated with a product image that is not the same as the product image of the product selected by the user.
- step S101 a list of products displayed on the search screen 30 (or a list of products displayed on the display unit 25) is transmitted to the server 10, and the control unit 11 transmits the user to the user.
- the product similar to the product selected by the above is searched from the products displayed on the search screen 30 (or the products displayed on the display unit 25).
- the control unit 11 may search for dissimilar products of the product selected by the user from among the products stored in the database 15.
- step S102 the control unit 11 acquires the title of the product selected by the user and the title of the dissimilar product found in step 102 (S103). And the control part 11 acquires the word which is contained in the title of the goods selected by the user, and is not contained in the title of the dissimilar goods found in step 102 (S104). Note that the control unit 11 excludes words including numbers. Moreover, when the word which shows the category name of goods, or the word which shows the brand name of goods is contained in the title of the goods selected by the user, the control part 11 also acquires those words.
- the control unit 11 Based on the word acquired in step S104, the control unit 11 sets a search condition (S105). Furthermore, based on the search condition set in step S105, the control unit 11 executes a search (S106). In this case, a list of products in which all the words acquired in step S104 are included in the product title or product page is acquired as a search result.
- step S106 the control unit 11 transmits search result data indicating the search result to the user terminal 20 (S107). Based on the search result data, the control unit 21 of the user terminal 20 updates the search screen 30 (S108). In this case, a list of products obtained as a search result is displayed on the search screen 30. Further, words included in the search condition set in step S105 are displayed in the keyword column 31.
- words that are included in the title of the product selected by the user and are not included in the title of the dissimilar product of the product selected by the user are acquired. Is done. In this case, since the word indicating the characteristic of the dissimilar product of the product is removed from the words included in the title of the product selected by the user, the word acquired as described above is the user. There is a high possibility that the word is highly related to the product-specific feature selected by (ie, a word useful for searching for similar products).
- search conditions for searching for similar products of the product selected by the user are set based on the words acquired as described above.
- the search condition includes a word that is highly relevant to the characteristic unique to the product selected by the user, and conversely, the product specific to the product selected by the user.
- the possibility that words having low relevance to the feature are included in the search condition is reduced. That is, the accuracy of the search condition for searching for similar products of the product selected by the user is improved.
- the item extraction unit 40 is not limited to that described above.
- the item extraction unit 40 may extract a product having a product ID different from the product ID of the product selected by the user as a dissimilar product of the product selected by the user. By doing in this way, you may make it extract the dissimilar goods of the goods selected by the user.
- FIG. 1 The overall configuration of an electronic commerce system 1 according to a second embodiment of the present invention is the same as that of the first embodiment (see FIG. 1). Also in the electronic commerce system 1 according to the second embodiment, a search screen 30 similar to that in the first embodiment is displayed (see FIGS. 2 to 4), and data similar to that in the first embodiment is stored (see FIG. 2). 5).
- the electronic commerce system 1 includes an item extraction unit 40 (item extraction unit), a word acquisition unit 42 (word acquisition unit), and a search condition setting unit 44 (search condition setting unit). And a search execution unit 46 (search execution means) (see FIG. 6). Since the operation of the functional blocks other than the item extraction unit 40 is the same as that of the first embodiment, the description thereof is omitted here.
- the item extraction unit 40 in the second embodiment is the same as the item extraction unit 40 in the first embodiment in that it extracts at least one item from items not selected by the user. However, the item extraction unit 40 in the second embodiment is different from the item extraction unit 40 in the first embodiment in the points described below.
- the item extraction unit 40 displays at least one of items not selected by the user on the display position of the item selected by the user on the screen and on the screen of the item not selected by the user. Extraction is based on the degree of separation from the position.
- the item extraction unit 40 extracts items whose degree of separation from the display position of the item selected by the user is less than a predetermined degree from among the items not selected by the user.
- the item extraction unit 40 extracts a product (product image 33) whose distance from the product (product image 33) selected by the user is less than a threshold value. To do.
- the item extraction unit 40 extracts a product (product image 33) displayed adjacent to the product (product image 33) selected by the user.
- the word acquisition unit 42 acquires words that are included in the title of the product selected by the user and are not included in the title of the product displayed adjacent to the product selected by the user. . Then, based on such words, the search condition setting unit 44 sets the search conditions.
- “Products displayed in the vicinity of the product selected by the user among products not selected by the user” are “products that the user has touched but did not show interest” Probability is high. For this reason, according to the item extraction unit 40 and the word acquisition unit 42 as described above, among the words included in the title of the product selected by the user, a word indicating a feature of the product that the user is not interested in. Will be removed. As a result, the word acquired by the word acquisition unit 42 is highly likely to be a word that is highly related to the product-specific feature that the user has shown interest in (ie, a word that is useful for searching for similar products). .
- step S102 for example, a product displayed adjacent to the product selected by the user is extracted.
- FIG. 1 The overall configuration of an electronic commerce system 1 according to a third embodiment of the present invention is the same as that of the first embodiment (see FIG. 1). Also in the electronic commerce system 1 according to the third embodiment, a search screen 30 similar to that in the first embodiment is displayed (see FIGS. 2 to 4), and data similar to that in the first embodiment is stored (see FIG. 2). 5).
- FIG. 8 is a functional block diagram showing functional blocks realized in the electronic commerce system 1 according to the third embodiment.
- the electronic commerce system 1 includes an item extraction unit 40 (item extraction unit), a word acquisition unit 42 (word acquisition unit), a duplicate word acquisition unit 43 (duplicate word acquisition unit), and a search condition setting unit 44 ( A search condition setting unit) and a search execution unit 46 (search execution unit).
- the functional block diagram shown in FIG. 8 is different from the functional block diagram shown in FIG.
- the item extraction unit 40 is the same as the item extraction unit 40 in the first embodiment or the second embodiment. Moreover, the word acquisition part 42 is the same as that of 1st Embodiment and 2nd Embodiment. For this reason, description thereof is omitted here.
- the duplicate word acquisition unit 43 is an item that is associated with an image that is the same as or similar to an image associated with the item selected by the user, out of words included in the text information associated with the item selected by the user.
- a word that is synonymous with or similar to a word (duplicate word) included in the text information associated with is acquired.
- the duplicate word acquisition unit 43 includes the product image of the product selected by the user among the words included in the title of the product selected by the user.
- a word (duplicate word) that is synonymous with or similar to a word included in a product title of the same or similar product image (hereinafter referred to as “similar product image”) is acquired.
- the duplicate word acquisition unit 43 acquires words included in each title. Moreover, the duplicate word acquisition part 43 excludes the word containing a number from the word acquired from each title. Thereafter, the duplicate word acquisition unit 43 acquires duplicate words from these titles.
- the search condition setting unit 44 sets a search condition for searching for an item similar to the item selected by the user to the word acquired by the word acquisition unit 42 and the duplicate word acquired by the duplicate word acquisition unit 43. Set based on.
- Word acquisition unit 42 “violet”, “tote bag”, “ABC”
- Duplicate word acquisition unit 43 “ABC”, “X series”, “violet”
- the search condition setting unit 44 sets search conditions as shown below, for example. "Violet” and “Tote Bag” and “ABC” and "X Series"
- the search condition setting unit 44 may relatively increase the weights of the words and the duplicate words acquired by the word acquisition unit 42 and the duplicate word acquisition unit 43. That is, the search condition setting unit 44 uses not only the word and the duplicate word acquired by the word acquisition unit 42 and the duplicate word acquisition unit 43 but also other words acquired from the title of the product selected by the user as the search condition. It may be included. Then, the search condition setting unit 44 may set the weights of the words and duplicate words acquired by the word acquisition unit 42 and the duplicate word acquisition unit 43 to be larger than the weights of other words.
- the search execution unit 46 is the same as in the first embodiment and the second embodiment. For this reason, description thereof is omitted here.
- FIG. 9 shows an example of processing executed in the electronic commerce system 1 according to the third embodiment. Similar to FIG. 7, FIG. 9 shows an example of processing executed when the similar search icon 35 is pressed.
- Steps S201 to S204 in FIG. 9 are the same as steps S101 to S104 in FIG. For this reason, explanation is omitted here.
- step S204 the control unit 11 acquires a word (duplicate word) included in the title acquired in step S203 (S205). In this case, the control unit 11 excludes words including numbers.
- step S205 the control unit 11 sets a search condition based on the word acquired in step S204 and the duplicate word acquired in step S205 (S206). And the control part 11 performs a search based on the search conditions set by step S206 (S207).
- step S207 the control unit 11 transmits search result data indicating the search result to the user terminal 20 (S208). Based on the search result data, the control unit 21 of the user terminal 20 updates the search screen 30 (S209).
- Words that are synonymous or similar to the words included in the titles are acquired.
- a search condition for searching for similar products of the product selected by the user is set.
- the duplicate words as described above are words indicating characteristics specific to the product selected by the user and similar products.
- possibility that the word with high relevance with the characteristic peculiar to the goods selected by the user will be included in search conditions becomes high. That is, the accuracy of the search condition for searching for similar products can be improved.
- duplicate word acquisition unit 43 is not limited to that described above.
- the duplicate word acquisition unit 43 associates identification information that is the same as or similar to the identification information associated with the item selected by the user among the words included in the text information associated with the item selected by the user. You may make it acquire the word (duplicate word) synonymous with or similar to the word contained in the text information linked
- the duplicate word acquisition unit 43 includes the product ID of the product selected by the user among the words included in the title of the product selected by the user. You may make it acquire the word (duplicate word) synonymous or similar with the word contained in the title of the goods with which the same goods ID is linked
- the duplicated word acquired in this way is a word indicating a characteristic unique to the product selected by the user. For this reason, even if it is as mentioned above, possibility that a word with high relevance with the characteristic peculiar to goods selected by a user will be included in search conditions can be raised. That is, the accuracy of the search condition for searching for similar products can be improved.
- the duplicate word acquisition unit 43 when a plurality of items are selected by the user, synonymous or similar words included redundantly in the text information associated with each of the plurality of items selected by the user (Duplicate word) may be acquired.
- the duplicate word acquisition unit 43 is synonymous or included in the titles of the plurality of products selected by the user. You may make it acquire a right word (duplicate word).
- the duplicate word acquired in this way is a word indicating a common feature of a plurality of products selected by the user. For this reason, if it carries out as mentioned above, possibility that a word with high relevance with the common characteristic of the some goods selected by the user will be included in search conditions can be raised. That is, the accuracy of the search condition for searching for similar products can be improved.
- FIG. 1 The overall configuration of an electronic commerce system 1 according to a fourth embodiment of the present invention is the same as that of the first embodiment (see FIG. 1). Also in the electronic commerce system 1 according to the fourth embodiment, the same search screen 30 as in the first embodiment is displayed (see FIGS. 2 to 4), and the same data as in the first embodiment is stored (see FIG. 2). 5).
- FIG. 10 is a functional block diagram showing functional blocks realized in the electronic commerce system 1 according to the fourth embodiment.
- the electronic commerce system 1 includes an item extraction unit 50 (item extraction unit), a category comparison unit 52 (category comparison unit), a search condition setting unit 54 (search condition setting unit), and a search execution unit 56 ( Search execution means).
- the item extraction unit 50 extracts at least one of the items not selected by the user when the item is selected by the user from the list of items to be selected by the user.
- the operation of the item extraction unit 50 is similar to that of the item extraction unit 40 in the first to third embodiments. That is, the item extraction unit 50 extracts products that are not identical and dissimilar to the products selected by the user (hereinafter referred to as “dissimilar products”) from the products that are not selected by the user. Such dissimilar products are extracted from among the products displayed on the search screen 30.
- the item extraction unit 50 regards a product associated with a product image that is not identical and dissimilar to the product image associated with the product selected by the user as a dissimilar product. For this reason, the item extraction unit 50 extracts a product associated with a product image that is not the same as the product image associated with the product selected by the user, from among products not selected by the user. .
- the item extraction unit 50 may extract a product having a product ID different from the product ID of the product selected by the user as a dissimilar product of the product selected by the user.
- the category comparison unit 52 compares the category of the item selected by the user with the category of the item extracted by the item extraction unit 50.
- the category comparison unit 52 compares the product category selected by the user with the product category extracted by the item extraction unit 50.
- the product category is acquired from the product title. That is, it is determined whether or not a word registered in the dictionary data in which a word indicating a category name is registered is included in the product title. And when such a word is contained in the title of goods, the word is acquired as a category of goods.
- this information may be used when the category is registered in association with the product ID.
- the category of the product may be acquired by acquiring the category associated with the product ID of the product.
- the search condition setting unit 54 uses the item extraction unit 50 to select an item similar to the item selected by the user.
- a search condition for searching from items that do not belong to the category of the extracted item is set.
- the search condition setting unit 54 selects a product similar to the product selected by the user as the item extraction unit.
- the search condition for searching from the products that do not belong to the product category extracted by 50 is set.
- the search execution unit 56 executes a search based on the search condition set by the search condition setting unit 54.
- FIG. 11 shows an example of processing executed in the electronic commerce system 1 according to the fourth embodiment.
- FIG. 11 shows an example of processing executed when the similar search icon 35 is pressed.
- Steps S301 and S302 in FIG. 11 are the same as steps S101 and S102 in FIG. For this reason, explanation is omitted here.
- step S302 the control unit 11 acquires the product category selected by the user and the category of the dissimilar product found in step 302 (S303). For example, the control unit 11 acquires the category of the product selected by the user by extracting a word indicating the category name from the title of the product selected by the user. Alternatively, the control unit 11 acquires the category of the product selected by the user by acquiring the category associated with the product ID of the product selected by the user. Similarly, the control unit 11 also acquires a category of dissimilar products found in step 302.
- step S303 the control unit 11 compares the product category selected by the user with the category of the dissimilar product found in step 302 (S304). And based on the comparison result of step S304, the control part 11 sets a search condition (S305).
- the control unit 11 excludes the product belonging to the category of the dissimilar product found in step 302 from the search target. To do. That is, the control unit 11 sets a search condition for searching for a product similar to the product selected by the user from among the products not belonging to the category of dissimilar products found in step 302. On the other hand, when the category of the product selected by the user matches the category of the dissimilar product found in step 302, the control unit 11 selects a product belonging to the category of the dissimilar product found in step 302 from the search target. Do not exclude.
- step S305 the control unit 11 executes a search based on the search condition set in step S304 (S306). And the control part 11 transmits the search result data which show a search result to the user terminal 20 (S307). Based on the search result data, the control unit 21 of the user terminal 20 updates the search screen 30 (S308).
- the search condition setting unit 44 when the category of the product selected by the user is different from the category of the product extracted by the item extraction unit 40 (item extraction unit 50), the search condition setting unit 44, a search condition for searching for a product similar to the product selected by the user from among the products not belonging to the category of the product extracted by the item extraction unit 40 (item extraction unit 50), a word acquisition unit It may be set based on the word acquired by 42.
- the search condition setting unit 44 A search condition for searching for a product similar to the product selected by the user from among the products not belonging to the category of the product extracted by the extraction unit 40 (item extraction unit 50) is acquired by the word acquisition unit 42. It may be set based on the detected word and the duplicate word acquired by the duplicate word acquisition unit 43.
- the first to third embodiments and the fourth embodiment are common in the following points. That is, in the first to third embodiments and the fourth embodiment, the text information (title or category, etc.) of the product selected by the user and the product (not identical and dissimilar to the product selected by the user) This is common in that a search condition for searching for a product similar to the product selected by the user is set in consideration of the difference between the text information of the dissimilar product). In other words, the above-described difference indicates a feature specific to the product selected by the user and a feature specific to the dissimilar product, respectively.
- the first to third embodiments are common to the fourth embodiment in that features are included in the search conditions and features unique to dissimilar products are excluded from the search conditions.
- a dictionary black list in which words that should not be included in the search condition such as “free shipping” may be stored in the database 15 or the like.
- the words registered in the dictionary may not be included in the search condition.
- a dictionary in which synonyms such as “shoulder bag” and “shoulder bag” are registered may be stored in the database 15 or the like. Then, the synonym of the duplicate word may be acquired based on the dictionary, and the duplicate word and the synonym connected with the OR condition may be included in the search condition.
- a determination process for determining whether or not the product images are the same or similar may be executed in advance, and data indicating the determination result may be stored in the database 15. That is, data indicating a combination of products having the same or similar product images may be stored in the database 15 in advance. In this way, it becomes possible to reduce the processing load of steps S102 (FIG. 7) and S202 (FIG. 9).
- a state in which a small number of tote bags and a large number of shoulder bags are displayed on the search screen 30 that is, the number of tote bags displayed on the search screen 30 is smaller than the number of shoulder bags and the number thereof.
- the shape “tote bag” is considered to be important for the user. For this reason, in such a case, the word “tote bag” may be preferentially included in the search condition, or the weight of the word “tote bag” in the search condition may be increased more than other words.
- the word is preferentially included in the search condition, or the weight of the word in the search condition is set to other values. It may be made higher than a word. In this way, it becomes possible to further improve the accuracy of the search condition for searching for similar products of the product selected by the user.
- dictionary data in which words related to attributes that the user can recognize from the product image may be stored in the database 15 or the like.
- the word registered in such dictionary data is included in the title of the product selected by the user, the word is always included in the search condition, or the weight of the word in the search condition is set. You can make it higher than other words.
- steps S102 to S106 may be executed by the control unit 21 of the user terminal 20 (search condition setting device). That is, all or part of the functional blocks shown in FIG. 6 may be realized by the user terminal 20. However, in that case, it is necessary to store necessary data for executing steps S102 to S106 in a storage unit accessible by the control unit 21. Alternatively, the user terminal 20 may be able to access the database 15.
- steps S202 to S207 may be executed by the control unit 21 of the user terminal 20 (search condition setting device). That is, all or part of the functional blocks shown in FIG. 8 may be realized by the user terminal 20.
- steps S302 to S306 may be executed by the control unit 21 of the user terminal 20 (search condition setting device). That is, all or part of the functional blocks shown in FIG. 10 may be realized by the user terminal 20.
- 1 electronic commerce system 2 communication network, 4 store terminal, 10 server, 11, 21 control unit, 12, 22 storage unit, 13, 23 communication unit, 14 optical disc drive unit, 20 user terminal, 24 operation unit, 25 display unit 26, voice output unit, 30 search screen, 31 keyword field, 32 search button, 33 product image, 34 cursor, 35 similar search icon, 40, 50 item extraction unit, 42 word acquisition unit, 43 duplicate word acquisition unit, 44, 54 search condition setting section, 46 search execution section, 52 category comparison section.
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Abstract
Description
(a)ABC Xシリーズ トートバッグ バイオレット 8HS999 043 001 [送料無料] [50%OFF] [新品未使用]
(b)[新品未使用]ABC Xシリーズ トートバッグ ブラック 3S0500-888
(c)ABC ラウンドファスナー長財布 3P0400 043 002 レッド [送料無料]
(d)ABC 香水 75ml 3507306202300 [宅配便発送]
「バイオレット」
「トートバッグ」
「ABC」
「バイオレット」,「トートバッグ」,「ABC」
「バイオレット」and「トートバッグ」and「ABC」
(a)ABC Xシリーズ トートバッグ バイオレット 8HS999 043 001 [送料無料] [50%OFF] [新品未使用]
(b)ABC 8H999-043 001 バイオレット Xシリーズ バッグ
「ABC」,「Xシリーズ」,「バイオレット」
単語取得部42:「バイオレット」,「トートバッグ」,「ABC」
重複単語取得部43:「ABC」,「Xシリーズ」,「バイオレット」
「バイオレット」and「トートバッグ」and「ABC」and「Xシリーズ」
Claims (19)
- ユーザの選択対象であるアイテムの一覧から前記ユーザによってアイテムが選択された場合に、前記ユーザによって選択されなかったアイテムのうちから少なくとも一つを抽出するアイテム抽出手段と、
前記ユーザによって選択されたアイテムに関連付けられたテキスト情報に含まれ、かつ、前記アイテム抽出手段によって抽出されたアイテムに関連付けられたテキスト情報に含まれていない単語を取得する単語取得手段と、
前記ユーザによって選択された前記アイテムに類似するアイテムを検索するための検索条件を、前記単語取得手段によって取得された単語に基づいて設定する検索条件設定手段と、
前記検索条件に基づいて検索を実行する検索実行手段と、
を含むことを特徴とする検索システム。 - 請求項1に記載の検索システムにおいて、
前記アイテム抽出手段は、前記ユーザによって選択されなかったアイテムのうちから、前記ユーザによって選択された前記アイテムと非同一かつ非類似のアイテムを抽出する、
ことを特徴とする検索システム。 - 請求項2に記載の検索システムにおいて、
前記アイテム抽出手段は、前記ユーザによって選択されなかったアイテムのうちから、前記ユーザによって選択された前記アイテムに関連付けられた画像と非同一かつ非類似の画像が関連付けられたアイテムを抽出する、
ことを特徴とする検索システム。 - 請求項3に記載の検索システムにおいて、
前記アイテム抽出手段は、
前記ユーザによって選択された前記アイテムに関連付けられた画像と、前記ユーザによって選択されなかったアイテムに関連付けられた画像と、の間の類似度を取得する手段と、
前記ユーザによって選択されなかったアイテムのうちから、前記類似度が閾値未満であるアイテムを抽出する手段と、を含む、
ことを特徴とする検索システム。 - 請求項3に記載の検索システムにおいて、
前記アイテム抽出手段は、
前記ユーザによって選択された前記アイテムに関連付けられた画像と、前記ユーザによって選択されなかったアイテムに関連付けられた画像と、の間の類似度を取得する手段を含み、
前記ユーザによって選択されなかったアイテムのうちから、前記類似度が閾値よりも大きいアイテムを抽出しない、
ことを特徴とする検索システム。 - 請求項3に記載の検索システムにおいて、
前記アイテム抽出手段は、
前記ユーザによって選択された前記アイテムに関連付けられた画像と、前記ユーザによって選択されなかったアイテムに関連付けられた画像と、の間の類似度を取得する手段と、
前記ユーザによって選択されなかったアイテムのうちで、前記類似度が最も低いアイテムから順に所定数のアイテムを抽出する手段と、を含む、
ことを特徴とする検索システム。 - 請求項2乃至6のいずれかに記載の検索システムにおいて、
前記アイテム抽出手段は、前記ユーザによって選択されなかったアイテムのうちから、前記ユーザによって選択された前記アイテムに関連付けられた識別情報と異なる識別情報が関連付けられているアイテムを抽出する、
ことを特徴とする検索システム。 - 請求項1に記載の検索システムにおいて、
前記アイテム抽出手段は、前記ユーザによって選択されなかったアイテムのうちの少なくとも一つを、前記ユーザによって選択された前記アイテムの画面における表示位置と、前記ユーザによって選択されなかったアイテムの前記画面における表示位置との離れ度合いに基づいて抽出する、
ことを特徴とする検索システム。 - 請求項8に記載の検索システムにおいて、
前記アイテム抽出手段は、前記ユーザによって選択されなかったアイテムのうちから、前記ユーザによって選択された前記アイテムの表示位置からの離れ度合いが所定の度合い未満であるアイテムを抽出する、
ことを特徴とする検索システム。 - 請求項1乃至9のいずれかに記載の検索システムにおいて、
前記ユーザによって選択された前記アイテムに関連付けられたテキスト情報に含まれる単語のうちの、前記ユーザによって選択された前記アイテムに関連付けられた画像と同一又は類似の画像が関連付けられているアイテムに関連付けられたテキスト情報に含まれる単語と同義又は類義の単語である重複単語を取得する手段を含み、
前記検索条件設定手段は、前記単語取得手段によって取得された単語と、前記重複単語とに基づいて、前記検索条件を設定する、
ことを特徴とする検索システム。 - 請求項1乃至10のいずれかに記載の検索システムにおいて、
前記ユーザによって選択された前記アイテムに関連付けられたテキスト情報に含まれる単語のうちの、前記ユーザによって選択された前記アイテムに関連付けられた識別情報と同一又は類似の識別情報が関連付けられているアイテムに関連付けられたテキスト情報に含まれる単語と同義又は類義の単語である重複単語を取得する手段を含み、
前記検索条件設定手段は、前記単語取得手段によって取得された単語と、前記重複単語とに基づいて、前記検索条件を設定する、
ことを特徴とする検索システム。 - 請求項1乃至11のいずれかに記載の検索システムにおいて、
前記ユーザによって複数のアイテムが選択された場合、前記ユーザによって選択された前記複数のアイテムの各々に関連付けられたテキスト情報に重複して含まれる同義又は類義の単語である重複単語を取得する手段を含み、
前記検索条件設定手段は、前記単語取得手段によって取得された単語と、前記重複単語とに基づいて、前記検索条件を設定する、
ことを特徴とする検索システム。 - ユーザの選択対象であるアイテムの一覧から前記ユーザによってアイテムが選択された場合に、前記ユーザによって選択されなかったアイテムのうちから少なくとも一つを抽出するアイテム抽出手段と、
前記ユーザによって選択されたアイテムに関連付けられたテキスト情報に含まれ、かつ、前記アイテム抽出手段によって抽出されたアイテムに関連付けられたテキスト情報に含まれない単語を取得する単語取得手段と、
前記ユーザによって選択された前記アイテムに類似するアイテムを検索するための検索条件を、前記単語取得手段によって取得された単語に基づいて設定する検索条件設定手段と、
を含むことを特徴とする検索条件設定装置。 - ユーザの選択対象であるアイテムの一覧から前記ユーザによってアイテムが選択された場合に、前記ユーザによって選択されなかったアイテムのうちから少なくとも一つを抽出するアイテム抽出ステップと、
前記ユーザによって選択されたアイテムに関連付けられたテキスト情報に含まれ、かつ、前記アイテム抽出ステップによって抽出されたアイテムに関連付けられたテキスト情報に含まれない単語を取得する単語取得ステップと、
前記ユーザによって選択された前記アイテムに類似するアイテムを検索するための検索条件を、前記単語取得ステップによって取得された単語に基づいて設定する検索条件設定ステップと、
を含むことを特徴とする検索条件設定装置の制御方法。 - ユーザの選択対象であるアイテムの一覧から前記ユーザによってアイテムが選択された場合に、前記ユーザによって選択されなかったアイテムのうちから少なくとも一つを抽出するアイテム抽出手段、
前記ユーザによって選択されたアイテムに関連付けられたテキスト情報に含まれ、かつ、前記アイテム抽出手段によって抽出されたアイテムに関連付けられたテキスト情報に含まれない単語を取得する単語取得手段、及び、
前記ユーザによって選択された前記アイテムに類似するアイテムを検索するための検索条件を、前記単語取得手段によって取得された単語に基づいて設定する検索条件設定手段、
としてコンピュータを機能させるためのプログラム。 - ユーザの選択対象であるアイテムの一覧から前記ユーザによってアイテムが選択された場合に、前記ユーザによって選択されなかったアイテムのうちから少なくとも一つを抽出するアイテム抽出手段、
前記ユーザによって選択されたアイテムに関連付けられたテキスト情報に含まれ、かつ、前記アイテム抽出手段によって抽出されたアイテムに関連付けられたテキスト情報に含まれない単語を取得する単語取得手段、及び、
前記ユーザによって選択された前記アイテムに類似するアイテムを検索するための検索条件を、前記単語取得手段によって取得された単語に基づいて設定する検索条件設定手段、
としてコンピュータを機能させるためのプログラムを記録したコンピュータ読み取り可能な情報記憶媒体。 - ユーザの選択対象であるアイテムの一覧から前記ユーザによってアイテムが選択された場合に、前記ユーザによって選択されなかったアイテムのうちから少なくとも一つを抽出するアイテム抽出手段と、
前記ユーザによって選択されたアイテムのカテゴリと、前記アイテム抽出手段によって抽出されたアイテムのカテゴリとを比較するカテゴリ比較手段と、
前記ユーザによって選択されたアイテムのカテゴリと、前記アイテム抽出手段によって抽出されたアイテムのカテゴリとが異なる場合に、前記ユーザによって選択されたアイテムに類似するアイテムを、前記アイテム抽出手段によって抽出されたアイテムのカテゴリに属しないアイテムのうちから検索するための検索条件を設定する検索条件設定手段と、
を含むことを特徴とする検索条件設定装置。 - ユーザによる選択対象であるアイテムの一覧から前記ユーザによってアイテムが選択された場合に、前記ユーザによって選択されなかったアイテムのうちから少なくとも一つを抽出するアイテム抽出ステップと、
前記ユーザによって選択されたアイテムのカテゴリと、前記アイテム抽出ステップによって抽出されたアイテムのカテゴリとを比較するカテゴリ比較ステップと、
前記ユーザによって選択されたアイテムのカテゴリと、前記アイテム抽出ステップによって抽出されたアイテムのカテゴリとが異なる場合に、前記ユーザによって選択されたアイテムに類似するアイテムを、前記アイテム抽出ステップによって抽出されたアイテムのカテゴリに属しないアイテムのうちから検索するための検索条件を設定する検索条件設定ステップと、
を含むことを特徴とする検索条件設定装置の制御方法。 - ユーザによる選択対象であるアイテムの一覧から前記ユーザによってアイテムが選択された場合に、前記ユーザによって選択されなかったアイテムのうちから少なくとも一つを抽出するアイテム抽出手段、
前記ユーザによって選択されたアイテムのカテゴリと、前記アイテム抽出手段によって抽出されたアイテムのカテゴリとを比較するカテゴリ比較手段、及び、
前記ユーザによって選択されたアイテムのカテゴリと、前記アイテム抽出手段によって抽出されたアイテムのカテゴリとが異なる場合に、前記ユーザによって選択されたアイテムに類似するアイテムを、前記アイテム抽出手段によって抽出されたアイテムのカテゴリに属しないアイテムのうちから検索するための検索条件を設定する検索条件設定手段、
としてコンピュータを機能させるためのプログラム。
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PCT/JP2013/079045 WO2015059836A1 (ja) | 2013-10-25 | 2013-10-25 | 検索システム、検索条件設定装置、検索条件設定装置の制御方法、プログラム、及び情報記憶媒体 |
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US15/031,269 US11170039B2 (en) | 2013-10-25 | 2013-10-25 | Search system, search criteria setting device, control method for search criteria setting device, program, and information storage medium |
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