activity
20192022
most citedThe Asymptotic Distribution of Modularity in Weighted Signed Networks

5 citations · 6 across the 5 of their papers we have counts for

collaborators

5 papers

stat.ME20221 cited

Confidence Intervals for the Number of Components in Factor Analysis and Principal Components Analysis via Subsampling

Chetkar Jha, Ian Barnett

Factor analysis (FA) and principal component analysis (PCA) are popular statistical methods for summarizing and explaining the variability in multivariate datasets. By default, FA…

stat.ML2022

Sparse Neural Additive Model: Interpretable Deep Learning with Feature Selection via Group Sparsity

Shiyun Xu, Zhiqi Bu, Pratik Chaudhari +1

Interpretable machine learning has demonstrated impressive performance while preserving explainability. In particular, neural additive models (NAM) offer the interpretability to th…

stat.ME2022

Multiple Hypothesis Testing To Estimate The Number of Communities in Sparse Stochastic Block Models

Chetkar Jha, Mingyao Li, Ian Barnett

Network-based clustering methods frequently require the number of communities to be specified \emph{a priori}. Moreover, most of the existing methods for estimating the number of c…

stat.ME20205 cited

The Asymptotic Distribution of Modularity in Weighted Signed Networks

Rong Ma, Ian Barnett

Modularity is a popular metric for quantifying the degree of community structure within a network. The distribution of the largest eigenvalue of a network's edge weight or adjacenc…

stat.ME2019

Novel Non-Negative Variance Estimator for (Modified) Within-Cluster Resampling

Daniel Xu, Pamela Shaw, Ian Barnett

This article proposes a novel variance estimator for within-cluster resampling (WCR) and modified within-cluster resampling (MWCR) - two existing methods for analyzing longitudinal…