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Home/Authors/Weibo Fu

Weibo Fu

1 indexed paper

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26

Top categories

Probability×1Algorithms×1Combinatorics×1Stats Comp.×1

Frequent co-authors

Qian Qin1×
Guanyang Wang1×

Research Timeline

2026
Spectral Gap for the Binary Fixed-Margin Swap Chain

This paper proves an inverse-polynomial spectral-gap bound for the lazy swap chain on binary matrices with prescribed row and column sums, which is a standard sampler for fixed-margin null models.

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Papers

math.PRcs.DSmath.COTheoreticalRecentJun 21, 2026

Spectral Gap for the Binary Fixed-Margin Swap Chain

Weibo Fu, Qian Qin, Guanyang Wang

This paper proves an inverse-polynomial spectral-gap bound for the lazy swap chain on binary matrices with prescribed row and column sums, which is a standard sampler for fixed-margin null models.

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