BYRA, Michal, Janusz WÓJCIK, and Andrzej NOWICKI. “Using Empirical Mode Decomposition of Backscattered Ultrasound Signal Power Spectrum for Assessment of Tissue Compression”. Archives of Acoustics 43, no. 3 (July 11, 2018): 447–453. Accessed April 25, 2025. https://acoustics3.ippt.pan.pl/index.php/aa/article/view/2273.