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hermitian matrix

3 papers

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Co-occurring keywords · papers mentioning both

directed graph (2) graph clustering (2) spectral clustering (2) gradient lipschitz (1) second-order stationary point (1) saddle point (1) stochastic block model (1) non-convex optimization (1) stochastic gradient descent (1)

Papers

Hermitian matrices for clustering directed graphs: insights and applications AISTATS 2020 Higher-Order Spectral Clustering of Directed Graphs NeurIPS 2020 Sharp Analysis for Nonconvex SGD Escaping from Saddle Points COLT 2019