%0 Journal Article %T Ultrasound image despeckling based on MMSE estimation in nonsubsampled contourlet domain %A Yan, Sheng %A Yuan, Jianping %A Hou, Chaohuan %J Proceedings of SPIE %V 8334 %N 1 %P 83342M-83342M-5 %@ 0277-786X %D 2012-04-22 %I SPIE %~ DeepDyve