activity
20162025
most citedMutual Information in Rank-One Matrix Estimation

75 citations · 92 across the 7 of their papers we have counts for

collaborators

7 papers

math.PR2025

Law of Large Numbers for continuous -particle ensembles at fixed temperature

Cesar Cuenca, Jiaming Xu

In this paper, we find necessary and sufficient conditions for the Law of Large Numbers of averaged empirical measures of -particle ensembles, in terms of the asymptotics of the…

math.PR2025

A Proof of The Changepoint Detection Threshold Conjecture in Preferential Attachment Models

Hang Du, Shuyang Gong, Jiaming Xu

We investigate the problem of detecting and estimating a changepoint in the attachment function of a network evolving according to a preferential attachment model on vertices,…

math.PR2024

Airy limit for -additions through Dunkl operators

David Keating, Jiaming Xu

It is well known that the edge limit of Gaussian/Laguerre Beta-ensembles, as well as a large class of -ensembles is given by the point process. We extend this…

math.PR2023

Rectangular Matrix Additions in Low and High Temperatures

Jiaming Xu

We study the addition of two independent random rectangular matrices with invariant distributions in two limiting regimes, where the parameter (inverse temperature)…

cs.IR2019★ 1 cited

POG: Personalized Outfit Generation for Fashion Recommendation at Alibaba iFashion

Wen Chen, Pipei Huang, Jiaming Xu +7

Increasing demand for fashion recommendation raises a lot of challenges for online shopping platforms and fashion communities. In particular, there exist two requirements for fashi…

stat.ML2017★ 16 cited

Rates of Convergence of Spectral Methods for Graphon Estimation

Jiaming Xu

This paper studies the problem of estimating the grahpon model - the underlying generating mechanism of a network. Graphon estimation arises in many applications such as predicting…