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Fixed Target Serial Data Collection at Diamond Light Source
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High capacity data hiding scheme based on (7, 4) Hamming code.

Zekun Cao1, Zhaoxia Yin2, Honghe Hu1

  • 1Key Laboratory of Intelligent Computing & Signal Processing, School of Computer Science & Technology, Anhui University, Hefei, 230601 Anhui China.

Springerplus
|March 31, 2016
PubMed
Summary
This summary is machine-generated.

This study introduces a novel high-capacity data hiding scheme using (7, 4) Hamming code. The method efficiently embeds large data payloads in images while minimizing pixel modifications, outperforming existing techniques in image quality.

Keywords:
Data hidingEmbedding capacityHamming codeImage quality

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Area of Science:

  • Computer Science
  • Information Security
  • Digital Image Processing

Background:

  • Data hiding in digital images is crucial for secure communication.
  • Existing methods often face trade-offs between embedding capacity and image quality.
  • Minimizing pixel modifications is key to preserving visual integrity.

Purpose of the Study:

  • To develop a high-capacity data hiding scheme with minimal distortion.
  • To leverage (7, 4) Hamming code for efficient data embedding.
  • To improve the imperceptibility of hidden data in cover images.

Main Methods:

  • A novel algorithm based on (7, 4) Hamming code is proposed.
  • Cover pixels are grouped based on payload size (n=1, 2, 3).
  • Binary strings are classified into sets using syndrome values for targeted modification of least significant bits.

Main Results:

  • The scheme achieves high data embedding capacity.
  • It effectively minimizes the sum of costs of all changed pixels.
  • Experimental results show superior image quality compared to related schemes at high payloads.

Conclusions:

  • The proposed (7, 4) Hamming code-based data hiding scheme offers a significant advancement.
  • It provides a robust solution for high-capacity, low-distortion information embedding.
  • The method demonstrates practical applicability in secure image steganography.