Szewczyk, Paweł, and Mikołaj Baszun. “The Learning System by the Least Squares Support Vector Machine Method and Its Application in Medicine”. Journal of Telecommunications and Information Technology 45, no. 3 (September 30, 2011): 109–113. Accessed August 23, 2026. https://www.jtit.pl/jtit/article/view/1165.