改进的非局部均值去噪，采用均值和方差选择相似的图像块。-Improved non-local means denoising, using the mean and variance of the to similar images.

Recent journal AEU - International Journal of Electronics and Communications. In this paper, a curvelet based nonlocal means denoising method is proposed. -Recent journal AEU - International Journal of Electronics and Communications. In this paper,