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math.ST2019
The Buckley-Osthus model and the block preferential attachment model: statistical analysis and application
Xin Guo, Fengmin Tang, Wenpin Tang
This paper is concerned with statistical estimation of two preferential attachment models: the Buckley-Osthus model and the hierarchical preferential attachment model. We prove tha…
math.ST2019
The existence of maximum likelihood estimate in high-dimensional binary response generalized linear models
Wenpin Tang, Yuting Ye
Motivated by recent works on the high-dimensional logistic regression, we establish that the existence of the maximum likelihood estimate exhibits a phase transition for a wide ran…