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End-to-end text image watermark model establishment method based on deep learning

A technology of text image and deep learning, applied in neural learning methods, image data processing, image data processing, etc., can solve the problems of poor practicability, invisibility, non-blind extraction, etc., and achieve low cost, high invisibility, short time effect

Active Publication Date: 2021-07-23
NANJING UNIV OF INFORMATION SCI & TECH
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Problems solved by technology

[0005] The present invention aims at the deficiencies in the prior art, that is, to solve the problems of invisibility, robustness, non-blind extraction and poor practicability of the traditional spatial domain watermarking algorithm and transform domain watermarking algorithm, and provides an end-to-end depth-based Learning method for building text image watermarking model

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  • End-to-end text image watermark model establishment method based on deep learning
  • End-to-end text image watermark model establishment method based on deep learning
  • End-to-end text image watermark model establishment method based on deep learning

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Embodiment Construction

[0056] The present invention is described in further detail now in conjunction with accompanying drawing.

[0057] In order to achieve the purpose of the above invention, the technical solution adopted in the present invention is an end-to-end deep learning-based text image watermarking model establishment method. Including the following steps:

[0058] (1) Prepare a text image set suitable for deep learning training and testing, in which the training set and test set are required to be different from each other to ensure the independence of the test set.

[0059] (2) Put the training set into the framework to train the text image watermark model, and use deep learning to train a text image watermark model. The text image watermarking model needs to make the loss difference of the carrier image (original image, text image) not affect the use requirements, and ensure that the confidential image (text image containing watermark information, image containing watermark) resists v...

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Abstract

An end-to-end text image watermark model establishment method based on deep learning comprises the following steps: S1, preparing a text image set suitable for deep learning, dividing the text image set into a training set and a test set which are different from each other, and carrying out a batch data training process; S2, putting the training set into an embedding and extracting algorithm framework of a text image watermark, carrying out training on a model, and training a text image watermark model by utilizing deep learning; and S3, putting the prepared test set into the text image watermark model for testing. The end-to-end text image watermark model establishment method based on deep learning disclosed by the invention has the characteristics of high invisibility, strong robustness and excellent practicability. In the actual use process, the cost is lower, the detection precision is higher, and the consumed time is shorter.

Description

technical field [0001] The invention relates to the field of digital media copyright protection, in particular to an end-to-end method for establishing a text image watermark model based on deep learning. Background technique [0002] With the rapid development of computer technology, e-office and e-government with the characteristics of easy dissemination and low cost have been widely used. When people use digital media efficiently and conveniently, they also face risks such as leakage and piracy of digital media content. Therefore, digital media content needs to be properly processed. Digital watermarking technology is an effective copyright protection technology, which can protect digital media content, and even track leaks. The data content with text images as the carrier is the main part of digital text dissemination, and its formats include electronic documents, electronic signatures, electronic invoices, electronic contracts, electronic certificates and other carrier...

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G06F30/27G06T1/00G06F21/16G06N3/04G06N3/08
CPCG06F30/27G06T1/0021G06F21/16G06N3/04G06N3/08
Inventor 夏志华葛苏龙徐勇余佩鹏
Owner NANJING UNIV OF INFORMATION SCI & TECH
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