Learning graphical models with hubs.

Kean Ming Tan,Palma London,Karthik Mohan,Su-In Lee,Maryam Fazel,Daniela M. Witten

Journal of Machine Learning Research（2014）

引用 108|浏览55

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摘要

We consider the problem of learning a high-dimensional graphical model in which there are a few hub nodes that are densely-connected to many other nodes. Many authors have studied the use of an l1 ...

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关键词

Gaussian graphical model,covariance graph,binary network,lasso,hub,alternating direction method of multipliers

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