Edge-preserving filtering by projection onto L0 gradient constraint - Ono, Shunsuke (Proceedings of the ... IEEE International Conference on Acoustics, Speech and Signal Processing (1998), 2017)
Keywords: Algorithm design and analysis; constrained optimization; Convex functions; edge-preserving filtering; Filtering; Image edge detection; Indexes; L 0 gradient; Minimization; nonconvex optimization; Optimization