John C. S. Lui

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20122025

most citedPowerWalk: Scalable Personalized PageRank via Random Walks with Vertex-Centric Decomposition

34 citations · 45 across the 31 of their papers we have counts for

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Showing math.OCShow all

2 papers · 1 filter

math.OC2024

An Enhanced Levenberg--Marquardt Method via Gram Reduction

Chengchang Liu, Luo Luo, John C. S. Lui

This paper studied the problem of solving the system of nonlinear equations $F (x) = 0$ , where $F : R^{d} \to R^{d}$ . We propose Gram-Reduced Lev…

math.OC2023

Communication Efficient Distributed Newton Method with Fast Convergence Rates

Chengchang Liu, Lesi Chen, Luo Luo +1

We propose a communication and computation efficient second-order method for distributed optimization. For each iteration, our method only requires $O (d)$ communication c…