Error Concealment based on Extended Block Matching using Gradient Difference 


Vol. 28,  No. 2, pp. 201-208, Feb.  2003


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  Abstract

The error concealment is very useful technique for real-time communication, such as video conference. In this paper, we propose the error concealment technique to minimize discontinuity of block boundary in consideration of the fact that human visual system is sensitive to discontinuity. The error concealment for each loss block is performed by extended block matching method based on gradient difference. In the simulation result, performance improvement for the proposed technique is on the average 1.32 dB in comparison with the conventional technique.

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  Cite this article

[IEEE Style]

D. Kim and J. Kim, "Error Concealment based on Extended Block Matching using Gradient Difference," The Journal of Korean Institute of Communications and Information Sciences, vol. 28, no. 2, pp. 201-208, 2003. DOI: .

[ACM Style]

Dong-Wook Kim and Jin-Tae Kim. 2003. Error Concealment based on Extended Block Matching using Gradient Difference. The Journal of Korean Institute of Communications and Information Sciences, 28, 2, (2003), 201-208. DOI: .

[KICS Style]

Dong-Wook Kim and Jin-Tae Kim, "Error Concealment based on Extended Block Matching using Gradient Difference," The Journal of Korean Institute of Communications and Information Sciences, vol. 28, no. 2, pp. 201-208, 2. 2003.