WO2023021636A1 - Dispositif de traitement de données, procédé de traitement de données et programme - Google Patents

Dispositif de traitement de données, procédé de traitement de données et programme Download PDF

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Publication number
WO2023021636A1
WO2023021636A1 PCT/JP2021/030274 JP2021030274W WO2023021636A1 WO 2023021636 A1 WO2023021636 A1 WO 2023021636A1 JP 2021030274 W JP2021030274 W JP 2021030274W WO 2023021636 A1 WO2023021636 A1 WO 2023021636A1
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WO
WIPO (PCT)
Prior art keywords
logo
data
extracted
issuer
publisher
Prior art date
Application number
PCT/JP2021/030274
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English (en)
Japanese (ja)
Inventor
鴻鵬 葛
顕 松田
智 小俣
啓太郎 森
貴亮 佐藤
将和 早川
Original Assignee
ファーストアカウンティング株式会社
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Application filed by ファーストアカウンティング株式会社 filed Critical ファーストアカウンティング株式会社
Priority to JP2021548658A priority Critical patent/JP7037237B1/ja
Priority to PCT/JP2021/030274 priority patent/WO2023021636A1/fr
Priority to JP2022027702A priority patent/JP2023029196A/ja
Publication of WO2023021636A1 publication Critical patent/WO2023021636A1/fr

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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
    • G06F16/24—Querying
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/90—Details of database functions independent of the retrieved data types
    • G06F16/903—Querying
    • 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
    • G06Q30/04—Billing or invoicing
    • 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
    • G06Q40/00—Finance; Insurance; Tax strategies; Processing of corporate or income taxes
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V30/00—Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
    • G06V30/40—Document-oriented image-based pattern recognition
    • G06V30/42—Document-oriented image-based pattern recognition based on the type of document

Definitions

  • the present invention relates to a data processing device, data processing method and program.
  • a technology is known that extracts information written on receipts and slips by optical character recognition and assigns appropriate expense items based on the extracted information.
  • Patent Document 1 describes a method of extracting a telephone number written on a receipt or the like by optical character recognition and specifying a store name based on the extracted telephone number in order to improve recognition accuracy.
  • the phone number is misrecognized, it is assumed that the wrong store name will be specified. There was a problem that it took time to confirm.
  • the present invention has been made in view of these points, and aims to reduce the time and effort required to confirm whether the evidence is correct or not.
  • the issuer name that is the name of the issuer that issues the voucher, the reference telephone number that is the telephone number of the issuer, and the logo indicating the issuer
  • a storage unit for storing one or more issuer data associated with a reference logo
  • an acquisition unit for acquiring voucher data indicating an issued voucher
  • a search unit for searching the first publisher data containing the extracted publisher name, which is the publisher name extracted by the extractor, from the one or more publisher data; the first publisher If the first reference phone number included in the data matches the extracted phone number, which is the phone number extracted by the extraction unit, or the first reference logo included in the first publisher data is extracted by the extraction unit a judgment unit for judging that there is no error in the acquired documented evidence data when the extracted logo matches the extracted logo.
  • the determination unit may determine that the first reference logo and the extracted logo match when the degree of similarity between the image data of the first reference logo and the image data of the extracted logo is equal to or greater than a threshold. good.
  • the extraction unit specifies a position where the extracted logo is arranged in the voucher data, and the determination unit determines that the similarity between the first reference logo and the extracted logo is equal to or greater than the threshold value, and the extracted It may be determined that the first reference logo and the extracted logo match when the logo is extracted from within a predetermined range from the reference position in the voucher data.
  • the storage unit associates and stores the reference logo with a reference position that differs for each issuer in the voucher data, and the determination unit stores the extracted logo at a reference position that differs for each issuer in the voucher data. It may be determined that the first reference logo and the extracted logo match when the logo is extracted from within a predetermined range from .
  • the extracted It may further include a display control unit that causes an operator terminal operated by an operator to display a screen for confirming whether to associate and store the issuer name and the extracted logo.
  • the search unit stores the first publisher data including the extracted telephone number when the first reference telephone number does not match the extracted telephone number and the first reference logo does not match the extracted logo.
  • second publisher data different from the second publisher data, and if the second reference logo, which is the reference logo included in the second publisher data, matches the extracted logo, the extracted publisher name is changed to the second publisher It may further have a replacement part for replacing with the publisher name included in the data.
  • a data processing method comprises a computer-executed step of acquiring voucher data indicating an issued voucher; a step of extracting a name, a telephone number, and a logo; an issuer name, a reference telephone number, which is the telephone number of the issuer, and a reference logo, which is a logo indicating the issuer, stored in a storage unit; a step of retrieving first publisher data including an extracted publisher name, which is the publisher name extracted by the extracting step, from one or more publisher data associated with If the first reference phone number matches the extracted phone number, which is the phone number extracted by the extracting step, or the first reference logo included in the first publisher data matches the logo extracted by the extracting step and determining that the acquired voucher data is error-free if it matches the extracted logo.
  • a program comprises a step of obtaining voucher data indicating an issued voucher, and an issuer name, which is the name of an issuer that issues the voucher included in the voucher data, to be executed by a computer.
  • first publisher data including an extracted publisher name, which is the publisher name extracted in the extracting step, from one or more publisher data; if the reference phone number matches the extracted phone number, which is the phone number extracted by the extracting step, or the first reference logo included in the first publisher data is the logo extracted by the extracting step; and determining that the acquired voucher data is error-free if it matches the extracted logo.
  • FIG. 3 is a diagram schematically showing the flow of processing in the data processing device 1;
  • FIG. 2 is a block diagram showing the configuration of the data processing device 1;
  • FIG. 4 is a diagram showing an example of the data structure of a publisher data table stored in a storage unit 12;
  • FIG. 4 is a diagram showing an example of voucher data acquired by an acquisition unit 131.
  • FIG. 4 is a flow chart showing the flow of processing in the data processing device 1;
  • FIG. 1 is a diagram schematically showing the flow of processing in the data processing device 1.
  • the data processing system S is a system for reading the contents described in a voucher such as an invoice and performing accounting processing such as sorting.
  • the data processing system S has a data processing device 1 , a reading device 2 and an accounting processing device 3 .
  • the data processing device 1 is a device for judging the correctness or incorrectness of the characters included in the voucher data.
  • the voucher data may be image data transmitted from an external device, or may be image data created by reading a paper voucher with the reading device 2 .
  • the reading device 2 inputs voucher data, which is image data obtained by reading a paper voucher, to the data processing device 1 .
  • the voucher data may be electronic data including text data created by the reader 2 recognizing characters by OCR (Optical Character Recognition).
  • the data processing device 1 extracts the issuer name, phone number, and logo included in the input voucher data.
  • the data processing device 1 extracts the issuer name and telephone number by executing character recognition processing. If the input voucher data contains text data, the data processing device 1 extracts the issuer name and telephone number based on the content of the text data.
  • the data processing device 1 refers to the publisher data table stored in advance, and acquires the publisher telephone number and reference logo corresponding to the extracted publisher name. The data processing device 1 determines whether the voucher data is correct or not by determining whether the extracted telephone number or logo matches the stored telephone number or reference logo of the issuer. A reference logo is image data of a logo indicating a publisher. When the data processing device 1 determines that the contents of the read voucher data are correct, the data processing device 1 inputs the voucher data to the accounting processing device 3 .
  • the accounting processing device 3 performs predetermined processing such as journalizing processing based on the entered voucher data.
  • the evidences handled by the data processing apparatus 1 are, for example, receipts, invoices, statements of delivery, order forms, receipts, and the like.
  • the data processing device 1, the reading device 2, and the accounting processing device 3 are described as separate devices, but the data processing device 1 may be configured as a part of the reading device 2, or the accounting processing device 3 may be configured.
  • FIG. 2 is a block diagram showing the configuration of the data processing device 1.
  • the data processing device 1 has a communication section 11 , a storage section 12 and a control section 13 .
  • the control unit 13 has an acquisition unit 131 , an extraction unit 132 , a search unit 133 , a determination unit 134 , a replacement unit 135 and a display control unit 136 .
  • the communication unit 11 is a communication interface for communicating with the reading device 2 and the accounting processing device 3 via a network.
  • the storage unit 12 is, for example, a storage medium such as ROM (Read Only Memory), RAM (Random Access Memory), SSD (Solid State Drive), and hard disk.
  • the storage unit 12 stores one or more issuers associated with an issuer name, which is the name of an issuer that issues a voucher, a reference telephone number, which is the telephone number of the issuer, and a reference logo, which is a logo indicating the issuer. Store the original data.
  • FIG. 3 is a diagram showing an example of the data structure of the issuer data table stored in the storage unit 12.
  • the storage unit 12 stores an issuer data table in which issuer names, issuer telephone numbers, and reference logos are associated with each other.
  • the storage unit 12 may associate and store the reference logo and the reference position in the documented voucher data that differs for each issuer. That is, the storage unit 12 stores an issuer data table in which the reference logo and the reference position indicating the position where the reference logo is described in the voucher data are further associated with each other.
  • the reference position is data indicating a position in the voucher data, and is represented, for example, by two-dimensional coordinate data with a predetermined position (for example, the upper left corner position) in the voucher as the origin.
  • the control unit 13 is, for example, a CPU (Central Processing Unit).
  • the control unit 13 functions as an acquisition unit 131 , an extraction unit 132 , a search unit 133 , a determination unit 134 , a replacement unit 135 and a display control unit 136 by executing control programs stored in the storage unit 12 .
  • the acquisition unit 131 acquires voucher data indicating the issued voucher.
  • FIG. 4 is a diagram showing an example of voucher data acquired by the acquisition unit 131.
  • the voucher data includes, for example, destination business name, destination department name, destination business identification number, destination telephone number, issuer business name C1, logo C2, issuer telephone number C3, invoice number, invoice issue date , including the name of the product or service subject to the invoice, the amount invoiced, the tax amount, the bank account number, etc.
  • the voucher data is document data, image data or text data.
  • the extraction unit 132 extracts the issuer name, phone number, and logo included in the voucher data.
  • the extraction unit 132 performs character recognition on the voucher data, which is image data obtained by reading the voucher input from the reading device 2, so that the name of the issuer included in the voucher data (hereinafter sometimes referred to as the extracted issuer name) and the telephone Extracts text data indicating a number (hereinafter sometimes referred to as an extracted telephone number). Furthermore, the extracting unit 132 extracts image data representing a logo (hereinafter sometimes referred to as an extracted logo) by image recognition of the voucher data.
  • the extraction unit 132 may specify the position where the extracted logo is arranged in the voucher data.
  • the extraction unit 132 acquires voucher position data, which is the position at which the extracted logo is arranged in the voucher data, which is image data.
  • the voucher position data is, for example, two-dimensional coordinate data.
  • the voucher position data is, for example, the center of gravity of the logo extracted area or the coordinates of an arbitrary end point (upper left, etc.).
  • the search unit 133 searches for the first publisher data containing the extracted publisher name, which is the publisher name extracted by the extraction unit 132, from one or more publisher data.
  • the search unit 133 searches the publisher data table stored in the storage unit 12 for publisher data whose extracted publisher name matches the publisher name, and retrieves the telephone number (reference telephone number) associated with the extracted publisher data. (sometimes called a number) and a logo (sometimes called a reference logo).
  • the determination unit 134 determines whether the first reference telephone number included in the first issuer data matches the extracted telephone number, which is the telephone number extracted by the extraction unit 132, or the first reference telephone number included in the first issuer data. When the logo matches the extracted logo, which is the logo extracted by the extraction unit 132, it is determined that the acquired voucher data is correct. The determination unit 134 compares the character string that forms the first reference telephone number and the character string that forms the extracted telephone number. Furthermore, the determination unit 134 compares the first reference logo and the extracted logo. If either one of the telephone number comparison result and the logo comparison result matches, the determination unit 134 determines that there is no error in the acquired voucher data.
  • the determination unit 134 may determine that the first reference logo and the extracted logo match when the degree of similarity between the image data of the first reference logo and the image data of the extracted logo is equal to or greater than a threshold.
  • the determination unit 134 calculates the degree of similarity between the first reference logo, which is image data, and the extracted logo.
  • the determination unit 134 extracts the feature points of the first reference logo and the extracted logo, and calculates based on the distance of the extracted feature points.
  • the degree of similarity is represented by a real number between 0 and 1, for example.
  • the determining unit 134 determines that the first reference logo and the extracted logo match when the calculated degree of similarity is equal to or greater than the threshold.
  • the threshold is set to 0.8 as an example.
  • the determination unit 134 may determine whether or not the first reference logo and the extracted logo match based on a threshold that differs for each reference logo.
  • the storage unit 12 stores different threshold values for each reference logo in the issuer data table.
  • the determination unit 134 reads the reference logo stored in the storage unit 12 and the threshold associated with the reference logo, and calculates the similarity between the reference logo and the extracted logo.
  • the determining unit 134 determines that the reference logo and the extracted logo match when the calculated similarity is equal to or greater than the threshold value read from the storage unit 12 .
  • the threshold may be configured so that the user can set it by operating an operator terminal (not shown) communicatively connected to the data processing device 1 .
  • An operator terminal is a terminal used by an operator, such as an accountant who processes bills.
  • the determination unit 134 may extract the elements that make up the logo from the extracted logo, and calculate the degree of similarity between each element and the reference logo.
  • Elements constituting a logo are, for example, color, shape, size, and text included in the logo.
  • the determining unit 134 may calculate the sum or score of similarities of each element, and determine that the logos match when the calculated sum or score of similarities is equal to or greater than a threshold.
  • the determination unit 134 may determine that the logos match when the degree of similarity of each element is equal to or greater than a threshold.
  • the storage unit 12 stores a threshold value for each element, and the determination unit 134 may read the similarity for each element from the storage unit 12 and perform determination.
  • the determination unit 134 determines that the first reference logo and the extracted logo are separated. may be determined to match. That is, when the degree of similarity between the reference logo and the extracted logo is equal to or greater than the threshold, the determination unit 134 determines the reference position, which is coordinate data indicating the position where the logo is arranged in the voucher data, and the voucher position specified by the extraction unit 132. data, and if the difference between the two is within a threshold, it is determined that the reference logo and the extracted logo match.
  • a different reference position may be set for each issuer.
  • the determination unit 134 acquires the reference position associated with the extracted publisher name from the publisher data table stored in the storage unit 12 .
  • the determination unit 134 may determine that the first reference logo and the extracted logo match when the extracted logo is extracted from within a predetermined range from a reference position that differs for each issuer in the voucher data.
  • the determination unit 134 compares the obtained reference position with the voucher position data specified by the extraction unit 132, and determines that the reference logo and the extracted logo match when the difference between the two is within a threshold.
  • the determination unit 134 acquires the reference position corresponding to the reference logo of the publisher from the publisher data stored in the storage unit 12 .
  • the determination unit 134 compares the obtained reference position with the voucher position data specified by the extraction unit 132, and determines that the reference logo and the extracted logo match when the difference between the two is within a threshold.
  • the extracted publisher name may be corrected by the publisher data that matches elements other than the name, and it may be determined that there is no error in the read content. If the first reference phone number does not match the extracted phone number and the first reference logo does not match the extracted logo, the search unit 133 searches for a second publisher data that includes the extracted phone number and is different from the first publisher data. You may search for more data. Specifically, when the extracted phone number and extracted logo do not match the phone number and logo included in the first publisher data including the extracted publisher name, the search unit 133 retrieves the A plurality of issuer data tables are searched for issuer data (sometimes referred to as second issuer data) including the extracted telephone number.
  • issuer data sometimes referred to as second issuer data
  • the replacement unit 135 replaces the extracted publisher name with the publisher name included in the second publisher data when the second reference logo, which is the reference logo included in the second publisher data, matches the extracted logo.
  • the determination unit 134 calculates the degree of similarity between the reference logo and the extracted logo included in the second publisher data. If the calculated similarity is equal to or higher than a predetermined value, the replacement unit 135 replaces the extracted publisher name with the publisher name included in the second publisher data.
  • the issuer name can be replaced based on the specified information.
  • the operator can proceed with the processing of the voucher based on the information output from the data processing device 1 without referring to the voucher and confirming the issuer name.
  • the display control unit 136 causes an external terminal such as an operator terminal to display information based on the determination result of the determination unit 134 . If the issuer name and phone number match, but the logo does not match, it is assumed that the logo may have changed. Therefore, the display control unit 136 may cause the operator terminal to display a screen for asking the operator whether or not to register the logo in such a case.
  • the display control unit 136 determines that the first reference telephone number included in the first issuer data matches the extracted telephone number and the reference logo included in the first issuer data does not match the extracted logo.
  • the operator terminal operated by the operator displays a screen for confirming whether to store the extracted issuer name and the extracted logo in association with each other.
  • the display control unit 136 determines that the extracted logo is stored in the publisher data. is displayed on the screen of the operator terminal, and a screen is displayed asking the operator whether it is acceptable to register the extracted logo in the issuer data.
  • the display control unit 136 associates the publisher name with the extracted logo and stores them in the publisher data table stored in the storage unit 12 .
  • the data processing device 1 can judge whether the voucher data is correct or incorrect based on the new registered logo. As a result, it is possible to reduce the operator's labor required for confirming the voucher.
  • the display control unit 136 may be configured to display a screen on the operator terminal operated by the operator to confirm whether to associate and store the extracted publisher name and the extracted telephone number.
  • FIG. 5 is a flow chart showing the flow of processing in the data processing device 1. As shown in FIG. The flow chart in FIG. 5 starts from the timing when the data processing device 1 receives voucher data from the reading device 2 .
  • the acquiring unit 131 acquires voucher data (S101).
  • the extraction unit 132 extracts the issuer name, logo, and telephone number from the acquired voucher data (S102).
  • the search unit 133 searches the first publisher data containing the extracted publisher name from the publisher data table stored in the storage unit 12 (S103).
  • the determination unit 134 determines whether the extracted logo or telephone number extracted from the voucher data matches the logo or telephone number included in the issuer data acquired as the search result (S104).
  • the determination unit 134 determines whether both the logos and phone numbers match (S105). If either the logo or the phone number is different (NO in S105), the display control unit 136 displays a confirmation screen on the operator terminal operated by the operator (S106), and if the operator confirms the operation, the process to S110. If both the logo and the phone number match (YES in S105), determination unit 134 advances the process to S110.
  • the search unit 133 searches for the second publisher data containing the extracted phone number (S107).
  • the determination unit 134 determines whether the logo included in the second publisher data matches the extracted logo (S108). If the logo included in the second publisher data matches the extracted logo (YES in S108), the replacement unit 135 replaces the extracted publisher name with the publisher name included in the second publisher data (S109). .
  • the determination unit 134 determines that there is no error in the acquired voucher data (S110), inputs the voucher data to the accounting processing device 3, and terminates the process.
  • the issuer name which is the name of the issuer that issues the voucher
  • the reference telephone number which is the telephone number of the issuer
  • the reference logo which is the logo indicating the issuer.
  • the acquiring unit 131 acquires voucher data indicating the issued voucher
  • the extracting unit 132 extracts the issuer name, telephone number, and logo included in the voucher data.
  • the search unit 133 searches for first publisher data including the extracted publisher name, which is the publisher name extracted by the extraction unit 132, from the one or more publisher data
  • the determination unit 134 searches for the first publisher data.
  • the extraction unit 132 If the first reference telephone number included in the data matches the extracted telephone number that is the telephone number extracted by the extraction unit 132, or if the first reference logo included in the first issuer data is extracted by the extraction unit 132 If it matches the extracted logo, which is the logo, it is determined that the acquired voucher data is correct.
  • the data processing device 1 displays the judgment result on the operator terminal, and sends the evidenced data to the accounting processing device 3 on the condition that it is judged that there is no error in the evidenced data.
  • the person in charge of processing the voucher can automatically judge whether the voucher is correct or not without confirming the correctness of the voucher. The time required for confirmation can be reduced.

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Abstract

Un dispositif de traitement de données 1 détermine si les détails de données de preuve documentée lues sont corrects ou non. Le dispositif de traitement de données 1 comprend une unité de stockage 12 qui stocke un ou plusieurs ensembles de données d'émetteur associant l'un à l'autre un nom d'émetteur, qui est le nom d'un émetteur qui émet une preuve documentée, un numéro de téléphone de référence qui est le numéro de téléphone de l'émetteur, et un logo de référence qui est un logo indiquant l'émetteur. Une unité d'acquisition 131 acquiert des données de preuve documentée indiquant une preuve documentée émise, et une unité d'extraction 132 extrait un nom d'émetteur, un numéro de téléphone et un logo inclus dans les données de preuve documentée. En outre, une unité de récupération 133 récupère, à partir du ou des ensembles de données d'émetteur, des premières données d'émetteur comprenant un nom d'émetteur extrait qui est le nom d'émetteur extrait par l'unité d'extraction, et une unité de détermination 134 détermine que les données de preuve documentée acquises sont correctes lorsqu'un premier numéro de téléphone de référence inclus dans les premières données d'émetteur correspond à un numéro de téléphone extrait qui est le numéro de téléphone extrait par l'unité d'extraction ou lorsqu'un premier logo de référence inclus dans les premières données d'émetteur correspond à un logo extrait qui est le logo extrait par l'unité d'extraction.
PCT/JP2021/030274 2021-08-19 2021-08-19 Dispositif de traitement de données, procédé de traitement de données et programme WO2023021636A1 (fr)

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JP2021548658A JP7037237B1 (ja) 2021-08-19 2021-08-19 データ処理装置、データ処理方法及びプログラム
PCT/JP2021/030274 WO2023021636A1 (fr) 2021-08-19 2021-08-19 Dispositif de traitement de données, procédé de traitement de données et programme
JP2022027702A JP2023029196A (ja) 2021-08-19 2022-02-25 データ処理装置、データ処理方法及びプログラム

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US20140195416A1 (en) * 2013-01-10 2014-07-10 Bill.Com, Inc. Systems and methods for payment processing
JP2017174309A (ja) * 2016-03-25 2017-09-28 大日本印刷株式会社 携帯型情報装置、サーバ装置、データ入力支援システム、およびプログラム
JP2020144636A (ja) * 2019-03-07 2020-09-10 セイコーエプソン株式会社 情報処理装置、学習装置及び学習済モデル
JP6794564B1 (ja) * 2020-04-09 2020-12-02 ファーストアカウンティング株式会社 請求書管理装置、請求書管理方法及びプログラム
JP2021072110A (ja) * 2020-04-30 2021-05-06 株式会社日本デジタル研究所 証憑判定装置、会計処理装置、証憑判定プログラム、証憑判定システム及び証憑判定方法

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