Image Despeckling described in the following paper: Hossein Rabbani, Mansur Vafadust, Purang Abolmaesumi, Saeed Gazor: Speckle Noise Reduction of Medical Ultrasound Images in Complex Wavelet Domain Using Mixture Priors. IEEE Trans. Biomed. Engineer

Realize image watermarking, de-noising, plus noise and other functions, Several new methods sar image denoising, For feature reduction, feature fusion, correlation analysis.