114 citations · 241 across the 5 of their papers we have counts for
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cs.CV2016★ 55 cited
Unsupervised Classification in Hyperspectral Imagery with Nonlocal Total Variation and Primal-Dual Hybrid Gradient Algorithm
Wei Zhu, Victoria Chayes, Alexandre Tiard +6
In this paper, a graph-based nonlocal total variation method (NLTV) is proposed for unsupervised classification of hyperspectral images (HSI). The variational problem is solved by…
cs.LG2016★ 4 cited
A Harmonic Extension Approach for Collaborative Ranking
Da Kuang, Zuoqiang Shi, Stanley Osher +1
We present a new perspective on graph-based methods for collaborative ranking for recommender systems. Unlike user-based or item-based methods that compute a weighted average of ra…