no code implementations • 16 Oct 2020 • Braxton Osting, Dong Wang, Yiming Xu, Dominique Zosso
Archetypal analysis is an unsupervised learning method that uses a convex polytope to summarize multivariate data.
no code implementations • 27 Apr 2016 • Wei Zhu, Victoria Chayes, Alexandre Tiard, Stephanie Sanchez, Devin Dahlberg, Andrea L. Bertozzi, Stanley Osher, Dominique Zosso, Da Kuang
In this paper, a graph-based nonlocal total variation method (NLTV) is proposed for unsupervised classification of hyperspectral images (HSI).