Speckle removal algorithm for ultrasonic image based on multi-scale fast non-local means filtering
Lulu LEI, Yingyue ZHOU, Chi LI, Xinyu WANG, Jiaqi ZHAO
Journal of Computer Applications . 2022, (6): 1950 -1956 .  DOI: 10.11772/j.issn.1001-9081.2021040620