from Jean-Luc Starck in C++ Sparse Image and Signal Processing: Wavelets, Curvelets, Morphological Diversity This book presents the state of the art in sparse and multiscale image and signal processing, covering linear multiscale transforms, such as wavelet, ridgelet, or curvelet transforms, and non-linear multiscale transforms based on the median and mathematical morphology operators. Image Decomposition and Separation Using Sparse Representations: An Overview: curvelets: wavelet denoise on ImageJ PLOS mathworks researchgate