Depth-learning-based Chinese character recognition system realizing method

A technology of Chinese character recognition and implementation method, which is applied in the field of Chinese character recognition system based on deep learning, can solve problems such as poor character and picture recognition ability, achieve the effect of reducing a lot of learning costs and improving recognition accuracy

Inactive Publication Date: 2017-05-10
INSPUR QILU SOFTWARE IND
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AI Technical Summary

Problems solved by technology

[0003] The traditional text information recognition method generates a single text feature library by calculating the picture pixels, the peripheral structure of the text in the picture, the stroke direction, etc., and the recognition link finds the minimum distance by comparing with the feature library to judge the text category. , Horizontal and vertical stretching and rotating text and picture recognition ability is poor

Method used

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Embodiment Construction

[0021] The present invention will be further described below in conjunction with specific examples.

[0022] An implementation method of a Chinese character recognition system based on deep learning, which preprocesses, segments, recognizes pictures containing text, and reorganizes them into a piece of text, so as to realize the conversion from pictures to text; using technology: picture quality and quality based on Chinese character recognition Performance requirements, the entire recognition system is written in C / C++, the image processing module partially calls the processing interface of opencv, and the deep learning model uses the improved version of the Lenet model of the Caffe open source framework of the C++ version.

[0023] include:

[0024] 1) Image preprocessing: It is used to grayscale, binarize, and tilt the input original image to obtain a relatively regular image. The input text images are mostly multi-channel, noisy and skewed pictures, and the pictures are n...

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Abstract

The invention, which belongs to the technical field of image processing, discloses a depth-learning-based Chinese character recognition system realizing method. Preprocessing, segmentation, identification, reorganization are carried out on a picture with characters to form a text, thereby realizing conversion from the picture to the text. The method comprises: (1), picture pretreatment is carried out; to be specific, graying, binarization, and inclination correction are carried out on an inputted original picture to obtain a regular picture; (2), picture segmentation is carried out; to be specific, segmentation is carried out on an inputted picture with lots of characters, the picture is segmented into rows and then each row is segmented into single character; (3), picture identification is carried out; to be specific, the segmented single character is identified and an identification module is invoked for each single character picture to obtain an identification character result; and (4), text reorganization is carried out; to be specific, the obtained single character identification results are combined according to a sequence, correction is carried out, and then an identification result text segment is produced. With the image processing technique, graying and binarization are completed; and the generalization ability and the anti-interference capability are high.

Description

technical field [0001] The invention relates to the technical field of image processing, in particular to an implementation method of a Chinese character recognition system based on deep learning. Background technique [0002] With the rapid development of the Internet and artificial intelligence, the way of communication and information transmission has changed from text to pictures and voice, and the recognition of text information in pictures has become an important requirement. [0003] The traditional text information recognition method generates a single text feature library by calculating the picture pixels, the peripheral structure of the text in the picture, the stroke direction, etc., and the recognition link finds the minimum distance by comparing with the feature library to judge the text category. , The ability to recognize text and pictures that are stretched horizontally and vertically and rotated is poor. Contents of the invention [0004] The technical ta...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G06K9/34G06K9/46
CPCG06V10/247G06V30/153G06V10/44
Inventor 衣秀陈安猛房善华王本强郭运艳
Owner INSPUR QILU SOFTWARE IND
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