1 citations · 1 across the 2 of their papers we have counts for
2 papers
stat.ME2020★ 1 cited
Optimal Estimation of the Number of Communities
Jiashun Jin, Zheng Tracy Ke, Shengming Luo +1
In network analysis, how to estimate the number of communities is a fundamental problem. We consider a broad setting where we allow severe degree heterogeneity and a wide range…
stat.ME2017
Using SVD for Topic Modeling
Zheng Tracy Ke, Minzhe Wang
The probabilistic topic model imposes a low-rank structure on the expectation of the corpus matrix. Therefore, singular value decomposition (SVD) is a natural tool of dimension red…