Unsupervised Classification in Hyperspectral Imagery With Nonlocal Total Variation and Primal-Dual Hybrid Gradient Algorithm. - Wei Zhu 007; Victoria Chayes; Alexandre Tiard; Stephanie Sánchez; Devin Dahlberg; Andrea L. Bertozzi; Stanley J. Osher; Dominique Zosso; Da Kuang (IEEE Trans. Geosci. Remote. Sens., 2017)