Xin Zhang

activity

20182026

most citedPropagation of Chaos of Forward-Backward Stochastic Differential Equations with Graphon Interactions

4 citations · 15 across the 18 of their papers we have counts for

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Showing 2020Show all

2 papers · 1 filter

math.PR2020★ 1 cited

K-core in percolated dense graph sequences

Erhan Bayraktar, Suman Chakraborty, Xin Zhang

We determine the size of $k$ -core in a large class of dense graph sequences. Let $G_{n}$ be a sequence of undirected, $n$ -vertex graphs with edge weights $\{a^n_{i,j}\}_{i,j \in [n]}…

math.OC2020

Malicious Experts versus the multiplicative weights algorithm in online prediction

Erhan Bayraktar, H. Vincent Poor, Xin Zhang

We consider a prediction problem with two experts and a forecaster. We assume that one of the experts is honest and makes correct prediction with probability $μ$ at each round. The…