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Invoice information extraction method and device, electronic equipment and storage medium

A technology for invoices and content information, applied in neural learning methods, electrical digital data processing, biological neural network models, etc., can solve problems such as low accuracy and achieve the effect of improving accuracy

Pending Publication Date: 2022-04-15
SHANGHAI YIBAO HEALTH MANAGEMENT CO LTD +1
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  • Abstract
  • Description
  • Claims
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AI Technical Summary

Problems solved by technology

In the case of a large text offset or a large number of numbers, the accuracy of obtaining the information in the invoice through the above methods may be relatively low

Method used

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  • Invoice information extraction method and device, electronic equipment and storage medium
  • Invoice information extraction method and device, electronic equipment and storage medium
  • Invoice information extraction method and device, electronic equipment and storage medium

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Embodiment Construction

[0071] In the description of the present application, the terms "first", "second" and the like are only used for distinguishing descriptions, and do not represent sequence numbers, nor can they be understood as indicating or implying relative importance.

[0072] In the description of the present application, the terms "comprising", "comprising", etc. indicate the presence of described features, integers, steps, operations, elements and / or components, but do not exclude one or more other features, steps, operations, The presence or addition of elements, components and / or collections thereof.

[0073] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the technical field of the invention. The terms used herein in the description of the present invention are for the purpose of describing specific embodiments only, and are not intended to limit the present invention.

[0074] The techn...

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Abstract

The invention discloses an invoice information extraction method and apparatus, an electronic device and a storage medium. The method comprises the steps of obtaining content information and position information of a plurality of textboxes in an invoice image; for each textbox, constructing textbox features according to content information and position information of the textbox; inputting the textbox features of the plurality of textboxes into a trained textbox classification model to obtain category information corresponding to each textbox; and obtaining content information corresponding to the category information of each textbox. According to the technical scheme of the invention, the accuracy of invoice information extraction under the condition that the position offset of the textbox is large or the number of pure digital texts is large can be improved.

Description

technical field [0001] This application relates to the field of natural language processing, in particular to a method, device, electronic equipment and storage medium for extracting invoice information. Background technique [0002] In daily life, invoices play an important role as an important basis for units or individuals to purchase and sell goods, provide or receive business services, and engage in other business activities in accordance with tax regulations. With the continuous development of computer technology and the continuous advancement of informatization, invoices include electronic invoices and paper invoices. Paper invoices are usually printed on the corresponding positions of paper invoices by the billing machine. As a result, it often occurs that the text content is offset from the corresponding position. When it is necessary to collect the information on the paper invoice, it is difficult to identify it. [0003] The input data of the traditional invoice ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G06V30/414G06V30/413G06F40/284G06N3/04G06N3/08G06V10/82
Inventor 单齐齐周涛史治国
Owner SHANGHAI YIBAO HEALTH MANAGEMENT CO LTD
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