4 citations · 6 across the 2 of their papers we have counts for
4 papers · 1 filter
Network Estimation by Mixing: Adaptivity and More
Tianxi Li, Can M. Le
Networks analysis has been commonly used to study the interactions between units of complex systems. One problem of particular interest is learning the network's underlying connect…
Informative core identification in complex networks
Ruizhong Miao, Tianxi Li
In network analysis, the core structure of modeling interest is usually hidden in a larger network in which most structures are not informative. The noise and bias introduced by th…
High-dimensional Gaussian graphical model for network-linked data
Tianxi Li, Cheng Qian, Elizaveta Levina +1
Graphical models are commonly used to represent conditional dependence relationships between variables. There are multiple methods available for exploring them from high-dimensiona…
A note on the statistical view of matrix completion
Tianxi Li
A very simple interpretation of matrix completion problem is introduced based on statistical models. Combined with the well-known results from missing data analysis, such interpret…