JP2022067114A - Management device, management method, and program - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a management device capable of suggesting an appropriate commodity title, a management method, and a program.

SOLUTION: A management device for managing e-commerce comprises: an image acquisition unit which acquires a first commodity image of a first commodity sold by the e-commerce from a terminal device of a seller; and a title candidate presentation unit which extracts similar commodities introduced using images similar to the first commodity image among a plurality of second commodities sold in the e-commerce in the past and presents a title associated with the second commodity extracted in commodify information in the terminal device of the seller as a title candidate of the first commodity.

SELECTED DRAWING: Figure 1

COPYRIGHT: (C)2022,JPO&INPIT

Description

There is an application for application of Article 30, Paragraph 2 of the Patent Law. Publicly publicly available and public via telecommunications line Website publication date: June 3, 1st Reiwa Website URL: https: // apps. apple. com / jp / application /% E3% 83% A4% E3% 83% 95% E3% 82% AA% E3% 82% AF / id356868629 2. Publication date of public website through telecommunication line: July 16, 1st year of Reiwa Website URL: https: // apps. apple. com / jp / application /% E3% 83% A4% E3% 83% 95% E3% 82% AA% E3% 82% AF / id356868629 3. Publicly publicly available and public via telecommunications line Website publication date: June 20, 1st Reiwa Website URL: https: // play. Google. com / store / apps / detachs? id = jp. co. yahoo. android. yauction & hl = ja 4. Publicly publicly available and public via telecommunications line Website publication date: November 12, 1st Reiwa Website URL: https: // apps. apple. com / jp / app / paypay% E3% 83% 95% E3% 83% AA% E3% 83% 9E / id 1478237405 5. Published by public implementation and published via telecommunications line Website publication date: March 9, 2nd year of Reiwa Website URL: https: // play. Google. com / store / apps / detachs? id = jp. co. yahoo. android. paypayfreemarket

The present invention relates to a management device, a management method, and a program.

Conventionally, a technique for realizing electronic commerce such as an auction site is known (see Patent Document 1).

International Publication No. 2016/067364

Here, a seller who sells a product traded in an electronic commerce may be required to give the product an appropriate title. However, with the conventional technique, it may take time and effort for the seller to consider an appropriate product title.

The present invention has been made in consideration of such circumstances, and one of the objects of the present invention is to be able to propose an appropriate product title.

One aspect of the present invention is a management device for managing electronic commerce, which is an image acquisition unit that acquires a first product image of a first product sold by the electronic commerce from a terminal device of a seller, and a past. Among the plurality of second products sold in the electronic commerce, a similar product introduced by using an image similar to the first product image was extracted and associated with the extracted second product in the product information. It is a management device including a title candidate presenting unit for presenting a title to the terminal device of the seller as a title candidate of the first product.

According to one aspect of the present invention, it is possible to propose an appropriate product title.

It is a figure which shows an example of the information processing system 1 including the management apparatus 100 in 1st Embodiment. It is a figure which shows an example of the web page provided by the service providing apparatus 20. It is a figure which shows an example of the structure of the management apparatus 100 in 1st Embodiment. It is a figure which shows an example of the content of the 1st index information 132. It is a figure which shows an example of the input page which shows the 1st product title candidate CN. It is a flowchart which shows an example of the operation of the management apparatus 100 which concerns on 1st Embodiment. It is a figure which shows an example of the structure of the management apparatus 100a in 2nd Embodiment. It is a figure which shows an example of the content of the 2nd index information 133. It is a figure which shows an example of the structure of the management apparatus 100b in the modification 1. FIG. It is a figure which shows an example of the content of the 1st index information 132b. It is a flowchart which shows an example of the operation of the management apparatus 100b which concerns on modification 1. FIG. It is a figure which shows an example of the structure of the management apparatus 100c in the modification 2. FIG.

Hereinafter, embodiments of the management device, management method, and program of the present invention will be described with reference to the drawings.

[overview]
The management device is realized by one or more processors. The management device is a device that manages electronic commerce, and acquires the first product image of the first product sold by electronic commerce from the terminal device of the seller, and a plurality of first products sold in the past in electronic commerce. Of the two products, similar products introduced using an image similar to the first product image are extracted, and the title associated with the second product extracted in the product information is used as the first product title candidate by the seller. Have the terminal device present it. As a result, it is possible to propose an appropriate product title.

<First Embodiment>
[overall structure]
FIG. 1 is a diagram showing an example of an information processing system 1 including a management device 100 in the first embodiment. The information processing system 1 in the first embodiment includes, for example, one or more terminal devices 10, a service providing device 20, and a management device 100. These devices are connected via the network NW. Further, some of these devices may be included in other devices as virtual devices. In FIG. 1, the service providing device 20 and the management device 100 are separated, but a part or all of the functions of the management device 100 may be a virtual machine included in the service providing device 20.

Each device shown in FIG. 1 transmits and receives various information via the network NW. The network NW includes, for example, the Internet, a WAN (Wide Area Network), a LAN (Local Area Network), a provider terminal, a wireless communication network, a wireless base station, a dedicated line, and the like. It should be noted that not all combinations of the devices shown in FIG. 1 need to be able to communicate with each other, and the network NW may include a local network in part.

The terminal device 10 is a terminal device including an input device, a display device, a communication device, a storage device, and an arithmetic unit, such as a mobile phone such as a smartphone, a tablet terminal, and various personal computers. The communication device includes a network card such as a NIC (Network Interface Card), a wireless communication module, and the like. In the terminal device 10, a UA (User Agent) such as a web browser or an application program is activated, and a request according to the content input by the user (in this case, the seller of the product) is transmitted to the service providing device 20. Further, the terminal device 10 in which the UA is activated causes the display device to display various information based on the information acquired from the service providing device 20.

The service providing device 20 is, for example, a web server that provides a web page to the terminal device 10 in response to a request from the UA. The web page may be, for example, a web page constituting a website such as an auction site or a free market site where products are bought and sold in an auction format on the Internet, or a shopping site where a plurality of stores are opened. Further, the service providing device 20 may provide the terminal device 10 with a web page that provides various services such as a search site, an SNS (Social Networking Service), and a mail service. Further, the service providing device 20 is an application that provides the same service as various websites such as an auction site and a free market site by providing the content to the terminal device 10 in response to a request from an application started as a UA. It may be a server. Hereinafter, as an example, the service provided by the service providing device 20 will be described as being an "auction site (; an example of electronic commerce)", but this auction site is another service such as a free market site or a shopping site. You may read it as. In this case, the listing shall be read as sales, and the successful bid shall be read as purchase.

FIG. 2 is a diagram showing an example of a web page provided by the service providing device 20. In the illustrated example, a web page (hereinafter referred to as an input page) for inputting various information when listing a product on an auction site is schematically shown.

For example, on the input page, an input field F1 for inputting a product title to be exhibited, an input field F2 for inputting an image of a product, a button B1 for selecting a product category from a plurality of prepared categories, and a product. Button B2 to select whether the item is used or new, button B3 to select whether the seller will bear the shipping cost for delivering the item to the winning bidder, or the winning bidder will bear the shipping cost, and the price of the item (for example, prompt decision price). A component such as a display field F3 that displays (etc.) is included.

For example, by dragging and dropping or selecting a product image of a product to be exhibited in the input field F2 of the input page by the seller, which is stored in the storage device of the terminal device 10, in the past. Candidates for product titles based on the product titles of the listed products are displayed on the input page. Details of the automatic display of product title candidates will be described later.

In the following description, the product currently exhibited by the seller will be referred to as the "first product", and the product previously exhibited on the auction site will be described as the "second product".

[Configuration of management device 100]
FIG. 3 is a diagram showing an example of the configuration of the management device 100 in the first embodiment. As shown in the figure, the management device 100 includes, for example, a communication unit 102, a control unit 110, and a storage unit 130.

The communication unit 102 includes, for example, a communication interface such as a NIC. The communication unit 102 communicates with the terminal device 10, the service providing device 20, and the like via the network NW.

The control unit 110 includes, for example, an image acquisition unit 111, a feature amount acquisition unit 112, an extraction unit 113, and a presentation unit 114.

The components of the control unit 110 are realized, for example, by a processor such as a CPU (Central Processing Unit) executing a program stored in the storage unit 130. Further, some or all of the components of the control unit 110 are hardware such as LSI (Large Scale Integration), ASIC (Application Specific Integrated Circuit), FPGA (Field-Programmable Gate Array), or GPU (Graphics Processing Unit). It may be realized by (circuit unit; circuitry), or it may be realized by the cooperation of software and hardware.

The storage unit 130 is realized by, for example, a storage device such as an HDD (Hard Disc Drive), a flash memory, an EEPROM (Electrically Erasable Programmable Read Only Memory), a ROM (Read Only Memory), and a RAM (Random Access Memory). In the storage unit 130, in addition to various programs such as firmware and application programs, the trained model 131 has, for example, a plurality of second product images representing a plurality of second products sold on an auction site in the past. There is a trained model trained as teacher data, and the trained model is trained so that the higher the similarity between images, the closer the feature amount is output. The trained model 131 is realized by, for example, an image classification model such as ResNet-50. Instead, the trained model 131 used logistic regression analysis, decision tree analysis, support vector machines, recurrent neural networks (RNNs), multi-layered neural networks (DNNs), or convolutional neural networks (CNNs). It may be a model generated by arbitrary machine learning such as a technique based on deep learning.

FIG. 4 is a diagram showing an example of the contents of the first index information 132. The first index information 132 includes, for example, identification information that can identify the second product (hereinafter, the second product ID), information indicating a second product image representing the second product, and the second product sold. This is information that includes one or more records for each second product in which information indicating the title (hereinafter referred to as the second product title) is associated with each other.

Returning to FIG. 3, the details of each component included in the control unit 110 will be described. The image acquisition unit 111 acquires, for example, information indicating a first product image representing the first product from the terminal device 10 via the network NW. The seller drags and drops the first product image into the input field F2 on the input page of the auction site, or selects it as the first product image stored in the storage device of the terminal device 10. As a result, the terminal device 10 transmits information indicating the first product image to the management device 100 via the network NW. The image acquisition unit 111 acquires the first product image received by the communication unit 102. The management device 100 may receive information indicating the first product image transmitted by the terminal device 10 via the service providing device 20.

The feature amount acquisition unit 112 acquires the feature amount of the first product image (hereinafter referred to as the first feature amount) based on the first product image acquired by the image acquisition unit 111. For example, the feature amount acquisition unit 112 inputs the first product image into the trained model 131 and acquires the first feature amount. Further, the feature amount acquisition unit 112 inputs a plurality of second product images included in the first index information 132 into the trained model 131, and inputs the feature amount of the second product image (hereinafter referred to as the second feature amount), respectively. get.

The extraction unit 113 extracts a similar product introduced by using an image similar to the first product image among a plurality of second products sold on the auction site in the past. The extraction unit 113 of the present embodiment extracts a second product image similar to the first product image acquired by the image acquisition unit 111 as an image of a similar product. Specifically, the extraction unit 113 has a second feature amount similar to the first feature amount based on the first feature amount acquired by the feature amount acquisition unit 112 and the plurality of second feature amounts. The product image is extracted as an image of a similar product.

The presentation unit 114 sets the second product title associated with the extracted second product image based on the extraction result of the extraction unit 113 and the first index information 132 to the product title of the first product (hereinafter referred to as the product title). , The terminal device 10 is presented as a candidate for the first product title). First, the presentation unit 114 searches for the first index information 132 using the second product ID associated with the second product image extracted by the extraction unit 113 as a search key. The presentation unit 114 identifies a record including a second product ID used as a search key. The presentation unit 114 identifies the second product title included in the specified record as the first product title candidate CN. When there are a plurality of second product images extracted by the extraction unit 113, the presentation unit 114 performs a process of specifying a record for each second product image. The presentation unit 114 causes the communication unit 102 to transmit the information indicating the specified first product title candidate CN to the terminal device 10 via the network NW. A combination of the extraction unit 113 and the presentation unit 114 is an example of the “title candidate presentation unit”.

[Example of presentation of title candidates]
FIG. 5 is a diagram showing an example of an input page showing the first product title candidate CN. The terminal device 10 includes the information indicating the first product title candidate CN received from the management device 100 in the input page and displays it. The terminal device 10, for example, provides a button B indicating the first product title candidate CN for each first product title candidate CN and displays it on the input page. In FIG. 5, a button B4 indicating "○○ man (first product title candidate CN1)", a button B5 indicating "complete (first product title candidate CN2)", and a "DVD-BOX (first product title candidate CN2)" are shown. A button B6 indicating "CN3)" is included in the input page. Among the buttons B4 to B6, the seller selects the button B indicating the appropriate first product title candidate CN as the first product title of the first product sold by the seller. As a result, the first product title candidate CN shown on the selected button B is input to the input field F1.

The presentation unit 114 may have the terminal device 10 present information indicating the first product title candidate CN to the terminal device 10 via the service providing device 20. In this case, the presentation unit 114 causes the service providing device 20 to transmit information indicating the first product title candidate CN by the communication unit 102. The service providing device 20 generates an input page including information indicating the first product title candidate CN received from the management device 100, and provides the service providing device 20 to the terminal device 10.

Further, when a plurality of second product titles are specified as the first product title candidate CN, the presentation unit 114 selects the second product title whose appearance frequency is higher than the standard among the specified second product titles. It may be specified (narrowed down) as the first product title candidate CN. In this case, the appearance frequency includes, for example, the number of times a certain second product title is specified, the ratio of the specified second product title to the total number of the specified second product titles, and the like.

Further, the presentation unit 114 is a candidate for the first product title based on the weighted score of the degree of similarity between the first product image and the second product image in addition to (or instead of) the appearance frequency of the second product title. CN may be specified (narrowed down). The weighted score is given a high value to the second product image having a high degree of similarity to the first product image (that is, the second product image of the second feature amount that is close to the first feature amount). Hereinafter, the extraction unit 113 obtains a second product image having a second feature amount similar to the first feature amount based on the first feature amount acquired by the feature amount acquisition unit 112 and the plurality of second feature amounts. , It is assumed that it is extracted as an image of a similar product and a weighted score is added to the extracted second product image. When a plurality of second product titles are specified as the first product title candidate CN, the presentation unit 114 indicates that the second product title having a higher appearance frequency than the standard among the specified second product titles and / Alternatively, the second product title associated with the second product image having a high weighted score is specified as the first product title candidate CN. Further, the presentation unit 114 may specify the first product title candidate CN by combining the appearance frequency of the second product title and the weighted score. For example, the presentation unit 114 narrows down the second product image based on the weighted score, and then selects the second product title associated with the second product image whose appearance frequency is higher than the standard. It may be specified as one product title candidate CN, and after narrowing down the second product title whose appearance frequency is higher than the standard among the specified second product titles, the second product image corresponding to the second product title. A product having a high weighted score may be specified as the first product title candidate CN.

Further, in the presentation unit 114, when a plurality of second product titles are specified as the first product title candidate CN, the number of the second products associated with the second product title is larger than the standard. 2 The product title may be specified (narrowed down) as the first product title candidate CN.

In the above description, the case where the management device 100a includes the feature amount acquisition unit 112 has been described, but the present invention is not limited to this. The feature amount acquisition unit 112 may be provided, for example, as a functional unit of the terminal device 10. In this case, the trained model 131 is stored in the storage device of the terminal device 10, the feature amount acquisition unit 112 of the terminal device 10 inputs the first product image to the trained model 131, and the first feature is output as an output result. Get the quantity. The terminal device 10 transmits the acquired first feature amount to the management device 100.

[Operation flow]
FIG. 6 is a flowchart showing an example of the operation of the management device 100 according to the first embodiment. First, the image acquisition unit 111 acquires information indicating the first product image from the terminal device 10 (S100). Next, the feature amount acquisition unit 112 inputs the first product image acquired by the image acquisition unit 111 into the trained model 131, and acquires the first feature amount (S102). Next, the feature amount acquisition unit 112 inputs a plurality of second product images included in the first index information 132 into the trained model 131, and acquires the second feature amount, respectively (S104). Next, the extraction unit 113 extracts a second product image, which is an image of a similar product similar to the first product image) (S104). Specifically, the extraction unit 113 has a second feature amount similar to the first feature amount based on the first feature amount acquired by the feature amount acquisition unit 112 and the plurality of second feature amounts. The product image is extracted as an image of a similar product.

Next, the presentation unit 114 selects the second product title associated with the extracted second product image based on the extraction result of the extraction unit 113 and the first index information 132 as the first product title candidate. It is specified as CN (S108). Next, the presentation unit 114 transmits information indicating the specified first product title candidate CN to the terminal device 10 via the network NW by the communication unit 102, and presents the information (S110).

[Summary of the first embodiment]
As described above, the management device 100 of the present embodiment is the management device 100 that manages the electronic commerce (auction site), and the first product image of the first product sold by the electronic commerce is displayed by the seller. An image acquisition unit 111 acquired from the terminal device 10 and a similar product introduced using an image similar to the first product image among a plurality of second products sold in the past in electronic commerce are extracted, and in the product information. A title candidate presentation unit (extraction unit 113 and presentation unit 114) for presenting the title associated with the extracted second product to the seller's terminal device 10 as a first product title candidate is provided, and product information is provided. Is the identification information of a plurality of second products (second product ID), the second product image of each second product, and the title when each second product is sold (second product title). The title candidate presenting unit refers to the first index information 132, including the trained model 131 associated with each other, and obtains a second product image similar to the first product image acquired by the image acquisition unit 111 as a similar product. The title associated with the extracted second product image in the first index information 132 is presented to the seller's terminal device 10 as the first product title candidate CN.

As a result, the management device 100 of the present embodiment identifies the second product image as an image of a similar product using the first product image, and is an appropriate product based on the second product title of the specified second product image. You can be able to suggest a title.

<Second Embodiment>
Hereinafter, the second embodiment will be described. In the above-mentioned first embodiment, the case where the second feature amount is acquired when the second product title is specified has been described. In the second embodiment, a case where the second product title is specified based on the second feature amount acquired in advance will be described. The same components as those in the above-described embodiment are designated by the same reference numerals and the description thereof will be omitted.

FIG. 7 is a diagram showing an example of the configuration of the management device 100a according to the second embodiment. As shown in the figure, the management device 100a includes, for example, a communication unit 102, a control unit 110, and a storage unit 130a. In addition to various programs such as firmware and application programs, the storage unit 130a stores the trained model 131 and the second index information 133.

FIG. 8 is a diagram showing an example of the contents of the second index information 133. The second index information 133 includes, for example, one or more records for each second product in which the second product ID, the information indicating the second feature amount, and the information indicating the second product title are associated with each other. Is. The second product feature amount is, for example, a feature amount obtained as an output result by inputting a plurality of second product images representing each of a plurality of second products sold on the auction site in the past into the trained model 131. be.

The record of the second index information 133 may be further associated with information indicating the second product image.

The extraction unit 113 of the present embodiment is a second product having a second feature amount similar to the first feature amount based on the first feature amount acquired by the feature amount acquisition unit 112 and the second index information 133. The second product ID of is extracted as identification information of similar products. Specifically, the extraction unit 113 has a second feature amount included in the second index information 133 based on the second index information 133 and the first feature amount acquired by the feature amount acquisition unit 112. The second product ID of the record containing the second feature amount similar to the first feature amount is extracted as the identification information of the similar product.

The presentation unit 114 of the present embodiment sets the second product title associated with the extracted second product ID based on the extraction result of the extraction unit 113 and the second index information 133 as the first product title. The terminal device 10 is presented as a candidate CN. First, the presentation unit 114 searches for the second index information 133 using the second product ID extracted by the extraction unit 113 as a search key. The presentation unit 114 identifies a record including a second product ID used as a search key. The presentation unit 114 identifies the second product title included in the specified record as the first product title candidate CN. When there are a plurality of second product IDs extracted by the extraction unit 113, the presentation unit 114 performs a process of specifying a record for each second product ID. The presentation unit 114 causes the communication unit 102 to transmit the information indicating the specified first product title candidate CN to the terminal device 10 via the network NW. Since the subsequent processing is the same processing as that of the above-described embodiment, the description thereof will be omitted.

[Summary of the second embodiment]
As described above, the management device 100a of the present embodiment is the management device 100a that manages the electronic commerce (auction site), and the first product image of the first product sold by the electronic commerce is displayed by the seller. An image acquisition unit 111 acquired from the terminal device 10 and a similar product introduced using an image similar to the first product image among a plurality of second products sold in the past in electronic commerce are extracted, and in the product information. A title candidate presentation unit (extraction unit 113 and presentation unit 114) for presenting the title associated with the extracted second product to the seller's terminal device 10 as a first product title candidate is provided, and product information is provided. Is the identification information (second product ID) of a plurality of second products, the feature amount (second feature amount) of the second product image of each second product, and when each second product is sold. A title candidate is presented by further including a feature amount acquisition unit 112 that includes a second index information 133 in which a title (second product title) is associated with each other and acquires a feature amount (first feature amount) of the first product image. The unit refers to the second index information 133, extracts the identification information of the second product having the feature amount similar to the feature amount acquired by the feature amount acquisition unit 112 as the identification information of the similar product, and extracts the second index. The title associated with the identification information of the second product extracted in the information 133 is presented to the seller's terminal device 10 as the first product title candidate CN.

As a result, the management device 100a of the present embodiment identifies the second product ID as the identification information of the similar product using the first feature amount, and is appropriate based on the second product title of the specified second product ID. It is possible to propose a product title. Further, the management device 100a of the present embodiment can specify the first product title candidate CN by reducing the process of acquiring the second feature amount each time by referring to the second index information 133.

<Modification 1>
Hereinafter, a modification 1 of the above-described embodiment will be described. In the first modification, a case where the second product title is specified based on the category of the first product will be described. The same components as those in the above-described embodiment are designated by the same reference numerals and the description thereof will be omitted.

FIG. 9 is a diagram showing an example of the configuration of the management device 100b in the modified example 1. As shown in the figure, the management device 100b includes, for example, a communication unit 102, a control unit 110b, and a storage unit 130b. In the storage unit 130b, for example, in addition to various programs such as firmware and application programs, the trained model 131 and the first index information 132b are stored.

FIG. 10 is a diagram showing an example of the contents of the first index information 132b. The second index information 133a includes, for example, information indicating a second product ID, information indicating a second product image, information indicating a second product title, and information indicating a category of the second product (hereinafter, second product category). Is information including one or more records for each second product in which is associated with each other.

Returning to FIG. 9, the details of each component included in the control unit 110b will be described. The control unit 110b includes, for example, an image acquisition unit 111, a feature amount acquisition unit 112, an extraction unit 113, a presentation unit 114, and a category information acquisition unit 115. The category information acquisition unit 115 acquires information indicating the category of the first product (hereinafter referred to as the first product category) from the terminal device 10 via the network NW, for example.

The presentation unit 114 of the modification 1 further narrows down the specified second product title based on the information indicating the first product category acquired by the category information acquisition unit 115. Specifically, the presentation unit 114 identifies, for example, a record including a second product image similar to the first product image among the records of the first index information 132b by the above-mentioned processing. Further, the presentation unit 114 includes the specified record associated with the second product category that matches the first product category, based on the information indicating the first product category acquired by the category information acquisition unit 115. Narrow down to the records that are available. The presentation unit 114 identifies the second product title included in the narrowed down records as the first product title candidate CN.

[Operation flow]
FIG. 11 is a flowchart showing an example of the operation of the management device 100b according to the modified example 1. Of the processes shown in FIG. 11, the same processes as those shown in FIG. 6 are assigned the same step numbers and the description thereof will be omitted. In the management device 100b of the first modification, the category information acquisition unit 115 acquires information indicating the first product category from the terminal device 10 via the network NW after the process of step S100 and before the process of step S102. (S300). Further, the presentation unit 114 of the modification 1 is further specified based on the information indicating the first product category acquired by the category information acquisition unit 115 after the processing of step S104 and before the processing of step S106. Narrow down the second product title (S302). Since the subsequent processing is the same processing as that of the above-described embodiment, the description thereof will be omitted.

[Summary of Modification 1]
As described above, the management device 100b of the modification 1 further includes an information acquisition unit (category information acquisition unit 115) for acquiring the category information indicating the category of the first product from the terminal device 10 of the seller (extraction). In the product information (in this example, the first index information 132b), the category associated with the second product is similar to the product in which the category associated with the second product matches the first product category in the category information. Extract as a product.

As a result, the management device 100b of the modification 1 has a similar second product title, but even if there are second products having different categories, the records to which the same category is associated are associated. The second product title of is specified as the first product title candidate CN. Therefore, in the management device 100b of the variant 1, the first product title candidate CN includes an inappropriate product title, or the number of the first product title candidate CN increases, so that it takes time and effort to select a candidate. It can be prevented from occurring and it is possible to propose an appropriate product title.

In the above-mentioned modification 1, the case where the management device 100b identifies the record of the first index information 132b based on the first product image and narrows down the specified record based on the first product category has been described. Not limited to. For example, the management device 100b may specify the record of the first index information 132b based on the first feature amount, and may narrow down the specified record based on the first product category. In this case, the learned model 131 and the second index information 133b are stored in the storage unit 130b in place of (or in addition to) the first index information 132b.

The second index information 133b is for each second product in which the second product ID, the information indicating the second feature amount, the information indicating the second product title, and the information indicating the second product category are associated with each other. Information that includes one or more records. The process of narrowing down the specified second product title based on the information indicating the first product category acquired by the presentation unit 114 by the category information acquisition unit 115 is the same as the process described above, and thus the description thereof will be omitted.

<Modification 2>
Hereinafter, the second modification of the above-described embodiment will be described. In the second modification, a case where the second index information 133 is generated will be described. The same reference numerals are given to the above-described embodiments and the same configurations as those of the modified examples, and the description thereof will be omitted.

FIG. 12 is a diagram showing an example of the configuration of the management device 100c in the modification 2. The management device 100c is a device having both the functions of the management device 100 (or the management device 100b) described above and the management device 100a. As shown in the figure, the management device 100c includes a communication unit 102, a control unit 110c, and a storage unit 130c. In the storage unit 130c, for example, in addition to various programs such as firmware and application programs, the trained model 131, the first index information 132, the trained model 131, the second index information 133, and the noise dictionary information 134 And are stored.

The noise dictionary information 134 is information including one or more pieces of information indicating a noise word. The noise word is, for example, a word included in a product title sold by electronic commerce and does not represent a product. Noise words include, for example, "new", "unused", "unopened", "used", "beauty goods", "limited goods", "cleaned", "1 yen start", "new model", etc. Words such as "free shipping", "same day shipping", "main unit only", and "with accessories" are included.

The control unit 110c includes, for example, an image acquisition unit 111, a feature amount acquisition unit 112, an extraction unit 113, a presentation unit 114, and an index information generation unit 116. The index information generation unit 116 generates at least one of the first index information 132 and the second index information 133.

The index information generation unit 116 refers to, for example, a database (not shown) of the auction site, and acquires information related to a product (that is, a second product) that has not yet been registered in the first index information 132. Based on the acquired information, the index information generation unit 116 generates a record in which the second product image representing the second product, the second product title of the second product, and the second product ID are associated with each other. , The generated record is added (updated) to the first index information 132 to generate the first index information 132.

Further, the index information generation unit 116 refers to, for example, a database (not shown) of the auction site, and acquires information related to a product (that is, a second product) that has not yet been registered in the second index information 133. The index information generation unit 116 causes the feature amount acquisition unit 112 to acquire the second feature amount of the second product image representing the second product based on the acquired information. The index information generation unit 116 generates a record in which the second feature amount acquired by the feature amount acquisition unit 112, the second product title of the second product, and the second product ID are associated with each other, and the generated record. Is added (updated) to the second index information 133 to generate the second index information 133.

Further, the index information generation unit 116 removes noise words included in the noise dictionary information 134 from the words / phrases included in the second product title, and generates records in the first index information 132 and the second index information 133. do.

The control unit 110c may have a functional unit that generates noise dictionary information 134. In this case, the noise dictionary information generation unit refers to a database (not shown) of the auction site and acquires information indicating the second product title of the second product. The noise dictionary information generation unit performs morphological analysis of the second product title based on the acquired information, identifies the noise word from the analyzed words and phrases, and generates the noise dictionary information 134. The noise dictionary information generation unit is, for example, among the words and phrases that compose the second product title, the words and phrases that are described in parentheses, the words and phrases that are used regardless of the category of the second product, and the words and phrases that represent classifiers. , The numbers before and after the classifier are specified as noise words.

Further, in the above description, the case where the management device 100c of the modification 2 is a device having both the functions of the management device 100 (or the management device 100b) described above and the management device 100a has been described, but the present invention is not limited to this. The management device 100c may be a person having one of the functions of the management device 100 or the management device 100a. When the management device 100c has the function of the management device 100, the second index information 133 may not be stored in the storage unit 130c, and the index information generation unit 116 generates only the first index information 132. May be. Further, when the management device 100c has the function of the management device 100a, the first index information 132 may not be stored in the storage unit 130c, and the index information generation unit 116 stores only the second index information 133. It may be one to generate.

[Summary of Modification 2]
As described above, the management device 100c of the modification 2 generates the first index information 132 based on the second product image of the second product and the second product title of the second product, or the second product. The index information generation unit 116 that generates the second index information 133 based on the second feature amount of the second product image and the second product title of the second product is further provided.

Further, in the management device 100c of the second modification, the index information generation unit 116 is based on noise information (noise dictionary information 134) indicating a noise word included in a product title sold by an electronic commerce (in this case, an auction site). , The noise word is removed from the title of the second product to generate the first index information 132 or the second index information 133.

As a result, the management device 100c of the modification 2 suppresses the inclusion of the noise phrase in the second product title of the first index information 132 and the second index information 133, and the noise phrase is given to the seller as the first product title. It can be prevented from being proposed as a candidate CN.

Although the embodiments for carrying out the present invention have been described above using the embodiments, the present invention is not limited to these embodiments, and various modifications and substitutions are made without departing from the gist of the present invention. Can be added.

1 ... Information processing system, 10 ... Terminal device, 20 ... Service providing device, 100, 100a, 100b, 100c ... Management device, 102 ... Communication unit, 110, 110a, 110b, 110c ... Control unit, 111 ... Image acquisition unit, 112 ... feature amount acquisition unit, 113 ... extraction unit, 114 ... presentation unit, 115 ... category information acquisition unit, 116 ... index information generation unit, 130, 130a, 130b, 130c ... storage unit, 131 ... trained model, 132, 132b ... 1st index information, 133 ... 2nd index information, 134 ... Noise dictionary information

Claims (11)

A management device that manages electronic commerce
An image acquisition unit that acquires the first product image of the first product sold by the electronic commerce from the terminal device of the seller, and
Among the plurality of second products sold in the electronic commerce in the past, similar products introduced using an image similar to the first product image are extracted and associated with the extracted second product in the product information. A title candidate presenting unit that causes the seller's terminal device to present the title that has been used as a title candidate for the first product.
A management device equipped with. The product information is the first index information in which the identification information of a plurality of second products, the second product image of each second product, and the title when each second product is sold are associated with each other. Including
The title candidate presenting unit refers to the first index information, extracts a second product image similar to the first product image acquired by the image acquisition unit as an image of the similar product, and extracts the first index. The title associated with the extracted second product image in the information is presented to the terminal device of the seller as a title candidate of the first product.
The management device according to claim 1. An index information generation unit that generates the first index information based on the second product image of the second product and the title of the second product is further provided.
The management device according to claim 2. In the product information, the identification information of the plurality of second products, the feature amount of the second product image of each second product, and the title when each second product is sold are associated with each other. 2 Including index information
Further, a feature amount acquisition unit for acquiring the feature amount of the first product image is provided.
The title candidate presenting unit refers to the second index information, and extracts the identification information of the second product having a feature amount similar to the feature amount acquired by the feature amount acquisition unit as the identification information of the similar product. Then, the title associated with the extracted identification information of the second product in the second index information is presented to the seller's terminal device as a title candidate of the first product.
The management device according to any one of claims 1 to 3. An index information generation unit that generates the second index information based on the feature amount of the second product image of the second product and the title of the second product is further provided.
The management device according to claim 4. The index information generation unit generates index information by removing the noise word from the title of the second product based on the noise information indicating the noise word included in the product title sold by the electronic commerce.
The management device according to claim 3 or 5. Further, an information acquisition unit for acquiring the category information indicating the category of the first product from the terminal device of the seller is provided.
In the product information, the title candidate presenting unit extracts a product in which the category associated with the second product matches the category of the category information as the similar product.
The management device according to any one of claims 1 to 6. Among the titles associated with the extracted second product, the title candidate presenting unit uses the title whose appearance frequency is higher than the standard as the title candidate of the first product, and is the terminal device of the seller. To present to
The management device according to any one of claims 1 to 7. Among the titles associated with the extracted second product, the title candidate presenting unit selects a title having a larger number of associated second products than the standard as a title candidate for the first product. To be presented to the seller's terminal device as
The management device according to any one of claims 1 to 8. A computer that realizes a management device that manages electronic commerce,
The first product image of the first product sold by the electronic commerce is acquired from the terminal device of the seller, and the product is obtained.
Among the plurality of second products sold in the electronic commerce in the past, similar products introduced using an image similar to the first product image are extracted and associated with the extracted second product in the product information. The title that has been used is presented to the terminal device of the seller as a title candidate for the first product.
Management method. For computers that realize management devices for managing electronic commerce,
The first product image of the first product sold by the electronic commerce is acquired from the terminal device of the seller.
Among the plurality of second products sold in the electronic commerce in the past, similar products introduced using an image similar to the first product image are extracted and associated with the extracted second product in the product information. The title that has been used is presented to the terminal device of the seller as a title candidate for the first product.
program.

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