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math.ST2023
Sharp analysis of EM for learning mixtures of pairwise differences
Abhishek Dhawan, Cheng Mao, Ashwin Pananjady
We consider a symmetric mixture of linear regressions with random samples from the pairwise comparison design, which can be seen as a noisy version of a type of Euclidean distance…
math.ST2023★ 2 cited
Detection-Recovery Gap for Planted Dense Cycles
Cheng Mao, Alexander S. Wein, Shenduo Zhang
Planted dense cycles are a type of latent structure that appears in many applications, such as small-world networks in social sciences and sequence assembly in computational biolog…