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Multimedia image evaluation based on blockchain, visual communication design and color balance optimization.

Zitong Yang1, Shuo Yang1

  • 1Harbin University, Harbin 150086, Heilongjiang, China.

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This study enhances multimedia visual image quality and security using image enhancement and blockchain technology. A novel differential hash algorithm on blockchain effectively detects image similarity and protects copyright, outperforming traditional methods like MD5.

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Area of Science:

  • Computer Vision
  • Image Processing
  • Blockchain Technology

Background:

  • Image processing and analysis are crucial for multimedia, but privacy and data security remain challenges.
  • Existing methods struggle with user privacy, data leakage, and abuse in computer vision tasks.
  • Enhancing visual quality and ensuring copyright protection for digital images are critical.

Purpose of the Study:

  • To improve multimedia visual image quality using image enhancement and nonlinear color balance.
  • To develop a secure and efficient method for detecting image similarity and protecting copyright using blockchain.
  • To evaluate the performance of a differential hash algorithm on blockchain for image similarity detection.

Main Methods:

  • Applied image enhancement and nonlinear color balance algorithms to improve visual quality.
  • Utilized blockchain technology's encryption for multimedia visual image similarity detection.
  • Implemented a differential hash algorithm for comparing image feature points and detecting copyright infringement.

Main Results:

  • Image enhancement significantly improved visual quality, with histogram equalization outperforming original images.
  • Computer vision accurately classified visual images with different attributes after processing.
  • The blockchain-based differential hash algorithm demonstrated superior speed and resource efficiency compared to MD5 for similarity detection.

Conclusions:

  • Image enhancement and nonlinear color balance effectively improve visual image quality for analysis.
  • Blockchain technology, particularly the differential hash algorithm, offers a robust solution for image similarity detection and copyright protection.
  • The proposed methods enhance both the quality and security of multimedia visual images.