Proceedings of the IEEK Conference (대한전자공학회:학술대회논문집)
- 2008.06a
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- Pages.1041-1042
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- 2008
Wavelet Based Noise Variance Estimation and Its Application to Image Restoration
웨이블렛 기반 잡음 추정 및 영상복원에 적용
- Jun, Sin-Young (Graduate School of Advanced Image Science, Multimedia, and Film, Chung-Ang University) ;
- Youn, Jin-Young (Graduate School of Advanced Image Science, Multimedia, and Film, Chung-Ang University) ;
- Yoo, Yoon-Jong (Graduate School of Advanced Image Science, Multimedia, and Film, Chung-Ang University) ;
- Paik, Joon-Ki (Graduate School of Advanced Image Science, Multimedia, and Film, Chung-Ang University)
- Published : 2008.06.18
Abstract
The wavelet transform has an advantage over the Fourier transform for representing in homogeneous functions that have discontinuities, sharp peaks, ike images. This paper proposes a noise variance estimation method by utilizing the wavelet transform.
Keywords