Wavelet Based Noise Variance Estimation and Its Application to Image Restoration
전신영, 윤진영, 유윤종, 백준기 · 대한전자공학회 학술대회 · 2008
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.