WO2021171372A1 - アイテム分類支援システム、方法およびプログラム - Google Patents

アイテム分類支援システム、方法およびプログラム Download PDF

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Publication number
WO2021171372A1
WO2021171372A1 PCT/JP2020/007494 JP2020007494W WO2021171372A1 WO 2021171372 A1 WO2021171372 A1 WO 2021171372A1 JP 2020007494 W JP2020007494 W JP 2020007494W WO 2021171372 A1 WO2021171372 A1 WO 2021171372A1
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Prior art keywords
item
group
name
classification
user
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English (en)
French (fr)
Japanese (ja)
Inventor
昌史 小山田
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NEC Corp
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NEC Corp
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Priority to JP2022502374A priority Critical patent/JPWO2021171372A1/ja
Priority to US17/797,357 priority patent/US20230042969A1/en
Priority to PCT/JP2020/007494 priority patent/WO2021171372A1/ja
Publication of WO2021171372A1 publication Critical patent/WO2021171372A1/ja
Anticipated expiration legal-status Critical
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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06Q10/00—Administration; Management
    • G06Q10/08—Logistics, e.g. warehousing, loading or distribution; Inventory or stock management
    • G06Q10/087—Inventory or stock management, e.g. order filling, procurement or balancing against orders
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
    • G06N20/00—Machine learning
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2218/00—Aspects of pattern recognition specially adapted for signal processing

Definitions

  • the present invention relates to an item classification support system that supports item classification, an item classification support method, and an item classification support program.
  • FIG. 12 is a schematic diagram showing an example of data in which a product and a classification name are associated with each other.
  • the product is represented by the product name.
  • the product with the product name "Detective C 1/10" is classified as "figure”
  • the product with the product name "Kaito X poster” is classified as "poster”. Is shown.
  • the data associated with the product and the classification name is used, for example, as teacher data in machine learning for forecasting the demand for the product.
  • the work of determining the classification name of the classification according to the product is generally performed manually for each product.
  • Patent Document 1 describes a technique for classifying products or services into appropriate categories.
  • Patent Document 1 does not disclose that the classification name of the product classification is defined.
  • the classification name of the classification according to the item can be easily determined not only for the product but also for the item other than the product.
  • the present invention provides an item classification support system, an item classification support method, and an item classification support program that can support the user so that the classification name of the classification of the item to be classified can be easily determined by the user. The purpose.
  • the item classification support system displays a group determining means for determining a group of item names from a set of item names of unclassified items, individual item names belonging to the group, and each belonging to the group.
  • Display control means that displays multiple candidates for the classification name of each item represented by the item name in a manner that can be specified by the user, and when any of the multiple candidates for the classification name is specified to the user, each item belonging to the group
  • Each item represented by the name is characterized by comprising a classification determination means for determining that the item is classified by the classification name specified by the user.
  • the computer determines a group of item names from a set of item names of unclassified items, displays individual item names belonging to the group, and each item belonging to the group. Multiple candidates for the classification name of each item represented by the name are displayed in a manner that can be specified by the user, and when any of the multiple candidates for the classification name is specified for the user, each item represented by each item name belonging to the group Is characterized in that it is determined that the item is classified by the classification name specified by the user.
  • the item classification support program displays on a computer a group determination process for determining a group of item names from a set of item names of unclassified items, and displays individual item names belonging to the group in a group.
  • Display control processing that displays multiple candidates for the classification name of each item represented by each item name to which it belongs in a manner that can be specified by the user, and when any of the multiple candidates for the classification name is specified to the user, the group is assigned. It is characterized in that each item represented by each item name to which the item belongs is executed by a classification determination process for determining that the item is classified by the classification name specified by the user.
  • the present invention may be a computer-readable recording medium on which the above item classification support program is recorded.
  • the present invention it is possible to assist the user so that the classification name of the classification of the item to be classified can be easily determined.
  • FIG. 4 is an explanatory diagram showing a display example after the button 52 is operated. It is a flowchart which shows the example of the processing progress of embodiment of this invention. It is explanatory drawing which shows the example of the relationship between the predetermined digit of the employee number, the department to which it belongs, and the candidate of the predetermined classification name. It is a schematic diagram which shows the example of the candidate of the classification name layered in two layers.
  • the item to be classified is a product
  • the item to be classified is not limited to a product, and may be, for example, an employee of a company.
  • Items are represented by item names. For example, when the item is a product, the product name corresponds to the item name, and when the item is an employee, the employee number corresponds to the item name.
  • FIG. 1 is a block diagram showing a configuration example of the item classification support system according to the embodiment of the present invention.
  • the item classification support system 1 of the embodiment of the present invention includes an unclassified item name storage unit 2, a group determination unit 3, a display control unit 4, a display device 5, and a classification determination unit 6.
  • the unclassified item name storage unit 2 is a storage device that stores a plurality of item names of items that have not yet been classified.
  • the unclassified item name storage unit 2 stores a plurality of product names of products that have not yet been classified.
  • the administrator of the item classification support system 1 stores in advance the product names of products that have not been classified in the unclassified item name storage unit 2.
  • the group determination unit 3 determines a group of product names from a set of product names (item names) of unclassified products (items) stored in the unclassified item name storage unit 2.
  • the group determination unit 3 determines a group of product names as follows, for example. When deciding one group, the group determination unit 3 first identifies one product name from the product names stored in the unclassified item name storage unit 2. This specified product name is referred to as a standard product name. The group determination unit 3 may specify one reference product name at random, or may specify it by using active learning.
  • the group determination unit 3 calculates the degree of similarity with the standard product name for each individual product name other than the standard product name stored in the uncategorized item name storage unit 2.
  • the group determination unit 3 may calculate, for example, "the reciprocal of the editing distance between two product names" as the degree of similarity between the two product names. The more similar the product names, the greater the similarity, and the less similar the product names, the smaller the similarity.
  • the item name is the employee number.
  • the employee number is determined by a rule such that the upper P digit represents the year of joining the company and the next upper Q digit represents the department to which the employee belongs. Even in such a case, the reciprocal of the editing distance between the two employee numbers may be calculated as the degree of similarity between the two employee numbers.
  • the group determination unit 3 calculates the similarity with the standard product name for each individual product name other than the standard product name, and then identifies a predetermined number of product names in descending order of similarity with the standard product name, and determines the standard. One group including the product name and a predetermined number of product names may be determined.
  • the group determination unit 3 calculates the similarity with the standard product name for each individual product name other than the standard product name, and then determines each product name whose similarity with the standard product name is equal to or higher than the threshold value. It may be specified and one group including the reference product name and each product name thereof may be determined.
  • one group is determined each time one reference product name is specified.
  • the display device 5 is a device that displays information, and may be a general display device.
  • the operation of the display control unit 4 will be described.
  • the description will be focused on one group determined by the group determination unit 3, but when the group determination unit 3 determines a plurality of groups, the same operation may be performed for each group.
  • the display control unit 4 displays individual product names belonging to the group on the display device 5, and displays a plurality of candidates for the classification name of each product represented by each product name belonging to the group on the display device 5. At this time, the display control unit 4 displays a plurality of candidates for the classification name on the display device 5 in a manner that can be specified by the user (for example, in a manner that can be specified by a mouse click or the like).
  • the screen displayed on the display device 5 by the display control unit 4 includes other GUI (Graphical User Interface) and the like.
  • FIG. 2 is an explanatory diagram showing an example of a screen displayed on the display device 5 by the display control unit 4.
  • the product names belonging to the group are five product names such as "Uji matcha” and “Uji matcha latte”, and the display control unit 4 displays the five product names. .. Further, the display control unit 4 shows a case where "light meal”, “lunch”, “dinner”, “all-you-can-drink” and “dessert" are displayed as candidates 50 for the classification name of each product represented by each product name. There is. These candidates 50 can be specified by an operation such as a mouse click by the user.
  • the display control unit 4 randomly selects and displays five candidates 50 from a plurality of candidates of predetermined classification names. As will be described later, the display control unit 4 selects a plurality of candidates to be displayed from a plurality of candidates of predetermined classification names according to each product name belonging to the group, and the selected plurality of candidates. May be displayed on the display device 5.
  • the display control unit 4 also displays the button 54 illustrated in FIG.
  • the button 54 is a button for performing an operation of switching a plurality of candidates 50 of the classification name to be displayed. None of the classification names displayed as candidate 50 may be appropriate as the classification name of each product represented by each product name belonging to the group. In such a case, the user instructs the switching of the classification name candidate 50 by performing an operation such as clicking the button 54 with the mouse. When an operation such as a mouse click on the button 54 is performed by the user, the display control unit 4 selects a plurality of candidates 50 different from the displayed candidate 50 from the plurality of candidates of the predetermined classification name. By selecting and displaying the plurality of candidates 50, the displayed classification name candidates 50 are switched.
  • the display control unit 4 sets the displayed classification name candidate 50 to a plurality of other candidates such as "alcohol” and "non-alcohol”. Switch to a candidate for. “Alcohol”, “non-alcohol” and the like mentioned here are examples, and the display control unit 4 may randomly select candidates, for example, when selecting candidates after switching.
  • the button 54 may be operated a plurality of times. Each time the button 54 is operated by the user, the display control unit 4 switches the candidate 50 of the classification name to be displayed.
  • the check box 51 shown in FIG. 2 is a GUI for the user to specify whether or not to exclude the product name from the group, and is displayed for each product name belonging to the group.
  • each check box 51 is displayed in a checked state.
  • the check box 51 is checked, it means that the product name corresponding to the check box 51 is not excluded from the group.
  • the check box 51 is unchecked, it means that the product name corresponding to the check box 51 is excluded from the group.
  • the display control unit 4 When the user performs an operation such as a mouse click on the check box 51, the display control unit 4 removes the check from the checked box 51 in which the operation is performed. Then, the display control unit 4 determines that the user has specified to exclude the product name corresponding to the checked box 51 in which the operation has been performed from the group, and excludes the product name from the group. However, at this point, the display control unit 4 may continue to display the product name on the display device 5.
  • the display control unit 4 removes the check from the check box 51 and excludes "Uji matcha beer” from the group.
  • a display example at this time is shown in FIG.
  • the display control unit 4 also displays the button 52 illustrated in FIG.
  • the button 52 is a button for the user to instruct to increase the product names belonging to the group.
  • the group determination unit 3 determines the product names to be added to the group.
  • the group determination unit 3 specifies a predetermined number of product names in descending order of similarity with the standard product name, and determines a group including the standard product name and the predetermined number of product names. In this case, the group determination unit 3 further identifies a certain number of product names in descending order of similarity with the standard product name from the product names not included in the initial group, and assigns the product names to the group. It may be decided as the product name to be added.
  • the group determination unit 3 identifies each product name whose similarity with the standard product name is equal to or higher than the threshold value, and determines a group including the standard product name and each product name. .. In this case, the group determination unit 3 reduces the threshold value, again identifies each product name whose similarity with the standard product name is equal to or higher than the threshold value, and groups including the standard product name and each product name. To determine. Since the threshold for similarity is smaller, the number of product names belonging to this group is larger than the number of product names belonging to the initial group. The group determination unit 3 may determine a product name that does not belong to the initial group and belongs to the group determined by reducing the threshold value as a product name to be added to the group.
  • FIG. 4 is an explanatory diagram showing a display example after the button 52 is operated.
  • FIG. 4 illustrates a case where "Matcha latte” and “Ice matcha latte” are newly displayed as product names belonging to the group.
  • Check boxes 51 are also displayed for the product names that are additionally displayed. Since the check box 51 has already been described, the description thereof will be omitted here. Further, at this time, the display control unit 4 does not have to display the product name (“Uji matcha beer” in this example) excluded from the group due to the operation of the check box 51.
  • FIG. 4 illustrates a state in which "Uji matcha beer” is no longer displayed.
  • the button 52 may be operated a plurality of times. Each time the button 52 is operated by the user, the group determination unit 3 determines the product name to be added to the group, and the display control unit 4 also displays the product name as the product name belonging to the group on the display device 5. do.
  • the classification determination unit 6 When any one of the plurality of candidates 50 of the displayed classification name is specified by the user by an operation such as a mouse click, the classification determination unit 6 indicates each product name belonging to the group (that is, each displayed product name). It is determined that each product represented by the product name) is classified by the classification name specified by the user. Then, the classification determination unit 6 generates data in which each product name belonging to the group is associated with the designated classification name.
  • the classification determination unit 6 uses the classification name "dessert” for each product represented by “Uji matcha”, “Uji matcha latte”, “ice Uji matcha latte” and “hot Uji matcha latte” shown in FIG. Determined to be classified. Then, the classification determination unit 6 generates data in which each of "Uji matcha”, “Uji matcha latte”, “ice Uji matcha latte” and “hot Uji matcha latte” is associated with the classification name "dessert". do. In the example shown in FIG. 3, since "Uji matcha beer” is excluded from the group, the product represented by "Uji matcha beer” is not included in the classification of the classification name "dessert".
  • the classification determination unit 6 is represented by "Uji Matcha”, “Uji Matcha Latte”, “Ice Uji Matcha Latte”, “Hot Uji Matcha Latte”, “Matcha Latte” and “Ice Matcha Latte” shown in FIG. It is determined that each product is classified by the classification name "dessert”.
  • the classification determination unit 6 includes "Uji Matcha”, “Uji Matcha Latte”, “Ice Uji Matcha Latte”, “Hot Uji Matcha Latte”, “Matcha Latte” and “Ice Matcha Latte”, and "Dessert”. Generates data associated with the classification name.
  • the group determination unit 3, the display control unit 4, and the classification determination unit 6 are realized by, for example, a computer CPU (Central Processing Unit) that operates according to an item classification support program.
  • the CPU may read an item classification support program from a program recording medium such as a program storage device of a computer, and operate as a group determination unit 3, a display control unit 4, and a classification determination unit 6 according to the item classification support program.
  • the unclassified item name storage unit 2 is realized by, for example, a storage device provided in a computer.
  • FIG. 5 is a flowchart showing an example of the processing progress of the embodiment of the present invention. The details of the matters already described will be omitted.
  • the unclassified item name storage unit 2 stores a plurality of product names of products that have not yet been classified in advance.
  • the group determination unit 3 determines a group of product names from a set of product names of products that have not yet been classified (step S1).
  • the display control unit 4 displays the individual product names belonging to the group on the display device 5, and also displays a plurality of candidates 50 (FIG. 2, etc.) of the classification name of each product represented by each product name belonging to the group. (See) is displayed on the display device 5 (step S2).
  • the display control unit 4 displays the plurality of candidates 50 of the classification name on the display device 5 in a manner that can be specified by the user (for example, in a manner that can be specified by a mouse click or the like).
  • the display control unit 4 excludes the designated product name from the group (step S3).
  • the operation of specifying the product name to be excluded from the group is performed by clicking the check box 51 (see FIG. 2 or the like) corresponding to the product name to be excluded from the group with a mouse, or the like from the check box 51. It is an operation to remove the check.
  • the display control unit 4 excludes the product name corresponding to the check box 51 in which the operation is performed from the group.
  • the group determination unit 3 determines the product name to be added to the group, and the display control unit 4 also sets the product name as the product name belonging to the group. It is displayed on the display device 5 (step S4).
  • Steps S3 and S4 may be executed a plurality of times according to the user's operation on the GUI (check box 51, button 52) until the user determines that the displayed product name group is appropriate. .. Further, if the operation for specifying the product name to be excluded (operation for the check box 51) is not performed, step S3 may not be executed. Further, if the operation for the button 52 is not performed, the step S4 may not be executed.
  • the classification determination unit 6 determines that each product represented by each product name belonging to the group is a classification name designated to the user. It is determined that the product is classified according to (step S5). At this time, the classification determination unit 6 generates data in which each product name belonging to the group is associated with the designated classification name.
  • step S5 if the user performs an operation such as a mouse click on the button 54 (see FIG. 2 or the like) before the transition to step S5, the display control unit 4 switches the candidate 50 of the classification name to be displayed.
  • the group determination unit 3 determines the group of the product name. Then, the display control unit 4 displays the individual product names belonging to the group on the display device 5, and a plurality of candidates 50 of the classification names of the products represented by the product names belonging to the group (see FIG. 2 and the like). ) Is displayed on the display device 5. Then, when any one of the plurality of candidates 50 of the classification name is specified by the user, the classification determination unit 6 determines that each product represented by each product name belonging to the group is classified by the classification name specified by the user. decide. Therefore, if the user specifies any of the plurality of candidates 50 of the classification name, each product represented by each product name belonging to the group can be combined into one classification, and the classification name of the classification can be determined. That is, the user can determine the classification name of the classification of a plurality of products by a simple operation. Therefore, the burden on the user can be significantly reduced as compared with the general method of manually determining the classification name for each product.
  • the display control unit 4 excludes the product name corresponding to the check box 51 from the group. Therefore, the user can exclude the product name corresponding to the out-of-group from the product name belonging to the group, and can adjust the product name belonging to the group so as to become an appropriate group.
  • the product names belonging to the group are increased. Therefore, the product names belonging to the group can be increased. As a result, it is possible to further improve the effect that each product represented by each product name belonging to the group can be combined into one classification and the classification name of the classification can be determined.
  • the item to be classified is a product and the item name is the product name has been mainly described, but the item to be classified is not limited to the product, and therefore, the item name. Is not limited to the product name.
  • the display control unit 4 randomly selects and displays a plurality of candidates (five in the example shown in FIG. 2 and the like) from a plurality of candidates of predetermined classification names. rice field.
  • the display control unit 4 selects a plurality of candidates to be displayed from a plurality of candidates of predetermined classification names according to each product name belonging to the group, and selects the plurality of candidates on the display device 5. It may be displayed in.
  • the display control unit 4 selects a classification name candidate including a character string commonly included in all or a part of each product name belonging to the group, and displays the classification name candidate on the display device 5.
  • the group includes product names such as "Japanese spirits with orange”, “Japanese spirits with lemon”, and “Japanese spirits with oolong tea”.
  • Japanese spirits and "spirits” exist as candidates for predetermined classification names.
  • the display control unit 4 selects "Japanese spirits” from predetermined classification name candidates according to the product names "Japanese spirits with orange”, “Japanese spirits with lemon”, and “Japanese spirits with oolong tea”. , “Spirits” may be selected, and “Japanese spirits” and “spirits” may be displayed as the classification name candidate 50.
  • the item is an employee of the company and the item name is the employee number.
  • the employee number is determined by a rule such that the next upper two digits represent the department to which the employee belongs.
  • each employee number belonging to the group is a number starting with "11” such as "1120159999”, “1120160784", "1120110634” and the like.
  • the relationship shown in FIG. 6 is defined as the relationship between the upper two digits of the employee number and the department to which the employee belongs and the candidate for the predetermined classification name.
  • each employee number belonging to the group is a number starting from "11", so that the display control unit 4 is based on the predetermined relationship shown in FIG.
  • Classification names such as "assembly” and “quality control” may be selected, and those classification names may be displayed as the classification name candidate 50.
  • the display control unit 4 displays the classification name candidates of the lower hierarchy of the selected classification name.
  • the user may also be able to select the classification name of the lower hierarchy.
  • FIG. 7 is a schematic diagram showing an example of a candidate for a classification name layered in two layers.
  • the display control unit 4 displays the screen illustrated in FIG. 8 on the display device 5.
  • the classification name candidates 50 shown in FIG. 8 are all candidates in the upper hierarchy (see FIGS. 8 and 7).
  • the "drink" shown in FIG. 8 is specified by the user.
  • candidates for the classification name in the lower hierarchy of "drink" are displayed.
  • the screen illustrated in FIG. 9 is displayed.
  • the "alcohol” shown in FIG. 9 is designated by the user.
  • the classification determination unit 6 the product names "whiskey rock” and "whiskey soda split” shown in the groups shown in FIGS.
  • the classification determination unit 6 generates data in which each product name belonging to the group is associated with the designated classification names “drink” and “alcohol”.
  • FIG. 10 is a schematic block diagram showing a configuration example of a computer according to the item classification support system 1 according to the embodiment of the present invention.
  • the computer 1000 includes a CPU 1001, a main storage device 1002, an auxiliary storage device 1003, an interface 1004, and a display device 1005.
  • the item classification support system 1 of the embodiment of the present invention is realized by the computer 1000.
  • the operation of the item classification support system 1 is stored in the auxiliary storage device 1003 in the form of a program (item classification support program).
  • the CPU 1001 reads a program from the auxiliary storage device 1003, deploys it to the main storage device 1002, and executes the process described in the above embodiment according to the program.
  • the group determination unit 3, the display control unit 4, and the classification determination unit 6 are realized by the CPU 1001.
  • the display device 5 is realized by the display device 1005.
  • Auxiliary storage 1003 is an example of a non-temporary tangible medium.
  • Other examples of non-temporary tangible media include magnetic disks, magneto-optical disks, CD-ROMs (Compact Disk Read Only Memory), DVD-ROMs (Digital Versatile Disk Read Only Memory), which are connected via interface 1004. Examples include semiconductor memory.
  • the distributed computer 1000 may expand the program to the main storage device 1002 and execute the process described in the above embodiment according to the program. ..
  • each component may be realized by a general-purpose or dedicated circuit (circuitry), a processor, or a combination thereof. These may be composed of a single chip or may be composed of a plurality of chips connected via a bus. A part or all of each component may be realized by a combination of the above-mentioned circuit or the like and a program.
  • the plurality of information processing devices and circuits may be centrally arranged or distributed.
  • the information processing device, the circuit, and the like may be realized as a form in which each is connected via a communication network, such as a client-and-server system and a cloud computing system.
  • FIG. 11 is a block diagram showing an outline of the item classification support system of the present invention.
  • the item classification support system of the present invention includes a group determination means 13, a display control means 14, and a classification determination means 16.
  • the group determination means 13 determines a group of item names from a set of item names of unclassified items.
  • the display control means 14 (for example, the display control unit 4) displays individual item names belonging to the group, and the user can specify a plurality of candidates for the classification name of each item represented by each item name belonging to the group. Display with.
  • each item represented by each item name belonging to the group is the classification name specified to the user. Determined to be classified by.
  • the display control means 14 displays a GUI (for example, a check box 51) for designating whether or not to exclude the item name from the group for each item name belonging to the group, and the user specifies that the item name is excluded from the group.
  • the item name given may be excluded from the group.
  • the display control means 14 displays a button (for example, a button 52) for instructing to increase the item name belonging to the group, and the group determining means 13 increases the item name belonging to the group by the button.
  • a button for example, a button 52
  • the group determining means 13 increases the item name belonging to the group by the button.
  • the item name to be added to the group may be determined, and the display control means 14 may display the item name added to the group.
  • the display control means 14 selects a plurality of candidates to be displayed from a plurality of candidates having a predetermined classification name according to each item name belonging to the group, and displays the selected plurality of candidates. May be good.
  • the display control means 14 may switch a plurality of candidates for the classification name to be displayed according to the operation by the user.
  • the present invention is suitably applicable to an item classification support system that supports item classification.
  • Item classification support system 1 Item classification support system 2
  • Items name storage unit 3
  • Group determination unit 4
  • Display control unit 5
  • Display device 6 Classification determination unit

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PCT/JP2020/007494 2020-02-25 2020-02-25 アイテム分類支援システム、方法およびプログラム Ceased WO2021171372A1 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
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US17/797,357 US20230042969A1 (en) 2020-02-25 2020-02-25 Item classification assistance system, method, and program
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