Wang, Zelong; Zhu, Jubo: 'Sparse representation via optimal matching convolution framelets', IET Signal Processing, 2018, 12, (9), p. 1082-1090, DOI: 10.1049/iet-spr.2018.5108
IET Digital Library, https://digital-library.theiet.org/;jsessionid=rj3djrngxdkc.x-iet-live-01content/journals/10.1049/iet-spr.2018.5108