496 citations · 1.4k across the 47 of their papers we have counts for
Showing 2014Show all
3 papers · 1 filter
stat.ML2014★ 44 cited
Detecting Overlapping Communities in Networks Using Spectral Methods
Yuan Zhang, Elizaveta Levina, Ji Zhu
Community detection is a fundamental problem in network analysis which is made more challenging by overlaps between communities which often occur in practice. Here we propose a gen…
stat.AP2014★ 36 cited
Regularized 3D functional regression for brain image data via Haar wavelets
Xuejing Wang, Bin Nan, Ji Zhu +1
The primary motivation and application in this article come from brain imaging studies on cognitive impairment in elderly subjects with brain disorders. We propose a regularized Ha…
math.ST2014★ 75 cited
Asymptotics in directed exponential random graph models with an increasing bi-degree sequence
Ting Yan, Chenlei Leng, Ji Zhu
Although asymptotic analyses of undirected network models based on degree sequences have started to appear in recent literature, it remains an open problem to study statistical pro…