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Application traceability management method and device, equipment and storage medium

A technology for traceability management and target application, applied in the field of application traceability management methods, devices, equipment and storage media, can solve the problems of inability to effectively protect copyright and privacy, destroying the original content of multimedia information, and poor watermark concealment, etc. The effect of realizing copyright and privacy protection, increasing difficulty, and improving versatility

Active Publication Date: 2022-04-22
TENCENT TECH (SHENZHEN) CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, since the watermark visible to the human eye is poorly concealed and easily modified, it not only destroys the original content of multimedia information, but also cannot effectively protect copyright and privacy.

Method used

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  • Application traceability management method and device, equipment and storage medium
  • Application traceability management method and device, equipment and storage medium
  • Application traceability management method and device, equipment and storage medium

Examples

Experimental program
Comparison scheme
Effect test

Embodiment approach 1

[0150] Embodiment 1: Multiple first frequency domain elements in the first frequency domain matrix are respectively multiplied by preset energy coefficients to obtain a third frequency domain matrix, wherein the energy coefficients are greater than 0 and less than 1. Then, a plurality of third frequency domain elements in the third frequency domain matrix are respectively added to corresponding second frequency domain elements in the second frequency domain matrix to obtain a target frequency domain matrix.

[0151] Specifically, based on actual needs, a value from 0 to 1 can be selected as the energy coefficient in advance. The first frequency domain matrix, the second frequency domain matrix and the third frequency domain matrix are all two-dimensional frequency domain matrices, and the three frequency domain matrices The number of elements in the domain matrix is ​​the same. For each first frequency domain element in the first frequency domain matrix, after multiplying the ...

Embodiment approach 2

[0155] Embodiment 2: A plurality of first frequency domain elements in the first frequency domain matrix are respectively added to corresponding second frequency domain elements in the second frequency domain matrix to obtain a target frequency domain matrix.

[0156] For example, the first frequency domain matrix is ​​set to be a 3*3 frequency domain matrix, and the second frequency domain matrix is ​​set to be a 3*3 frequency domain matrix. Express the first frequency domain element in the first row and first column in the first frequency domain matrix as , the second frequency domain element in the first row and first column in the second frequency domain matrix is ​​expressed as . The first frequency domain element with the second frequency domain element Add to get the target frequency domain elements in the first row and first column of the target frequency domain matrix . It should be noted that the way to obtain the target frequency domain elements in other p...

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Abstract

The embodiment of the invention provides an application traceability management method and device, equipment and a storage medium, which can be applied to various scenes such as cloud technology, cloud security, artificial intelligence, smart traffic, maps and vehicle-mounted scenes, and the method comprises the following steps: pre-loading a universal virtual program component for embedding a blind watermark in a target application, so as to realize application traceability management of a watermark image in the target application; according to the method, the original background image of the target function in the target application is embedded in the form of the blind watermark, and the blind watermark does not need to be embedded in the original background image depending on a browser kernel, so that the universality of blind watermark embedding is improved, and meanwhile, the method has high concealment and robustness. Secondly, the watermark image is embedded into the original background image of the target function in a blind watermark form, and the target background image is obtained and displayed, so that the original content of the original background image cannot be damaged, meanwhile, the difficulty of modifying the watermark is increased, the effect of high attack resistance is achieved, copyright and privacy protection is effectively realized, and the user experience is improved. And the information security is ensured.

Description

technical field [0001] Embodiments of the present invention relate to the field of computer technology, and in particular, to an application traceability management method, device, equipment, and storage medium. Background technique [0002] With the development of Internet technology and network transmission technology, the copying of multimedia information becomes more and more convenient, and correspondingly, copyright protection and privacy protection for multimedia information become more and more difficult. [0003] In related technologies, the purposes of copyright protection and privacy protection are achieved by adding watermarks to multimedia information. However, since the watermark visible to human eyes has poor concealment and is easy to be modified, it not only destroys the original content of multimedia information, but also cannot effectively protect copyright and privacy. Contents of the invention [0004] The embodiment of the present application provide...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G06F21/16G06T1/00
CPCG06F21/16G06T1/005
Inventor 张晓炳
Owner TENCENT TECH (SHENZHEN) CO LTD
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