papers
Publications (17)
cs.LG2019
Graph DNA: Deep Neighborhood Aware Graph Encoding for Collaborative Filtering
Liwei Wu, Hsiang-Fu Yu, Nikhil Rao +2
math.ST2014
Detecting Anomalous Activity on Networks with the Graph Fourier Scan Statistic
James Sharpnack, Alessandro Rinaldo, Aarti Singh
math.ST2014
Exact Asymptotics for the Scan Statistic and Fast Alternatives
James Sharpnack, Ery Arias-Castro
math.ST2014
Mean and variance estimation in high-dimensional heteroscedastic models with non-convex penalties
James Sharpnack, Mladen Kolar
stat.ML2014
Recovering Graph-Structured Activations using Adaptive Compressive Measurements
Akshay Krishnamurthy, James Sharpnack, Aarti Singh
stat.ME2016
Approximate Recovery in Changepoint Problems, from $\ell_2$ Estimation Error Rates
Kevin Lin, James Sharpnack, Alessandro Rinaldo +1
stat.ML2012
Variance function estimation in high-dimensions
Mladen Kolar, James Sharpnack
math.ST2018
Learning Patterns for Detection with Multiscale Scan Statistics
James Sharpnack
stat.ML2012
Detecting Activations over Graphs using Spanning Tree Wavelet Bases
James Sharpnack, Akshay Krishnamurthy, Aarti Singh
stat.ML2018
Distributed Cartesian Power Graph Segmentation for Graphon Estimation
Shitong Wei, Oscar Hernan Madrid-Padilla, James Sharpnack
math.ST2012
Changepoint Detection over Graphs with the Spectral Scan Statistic
James Sharpnack, Alessandro Rinaldo, Aarti Singh
stat.ME2019
Adaptive Non-Parametric Regression With the $K$-NN Fused Lasso
Oscar Hernan Madrid Padilla, James Sharpnack, Yanzhen Chen +1
stat.ML2016
Trend Filtering on Graphs
Yu-Xiang Wang, James Sharpnack, Alex Smola +1
stat.ME2018
Fused Density Estimation: Theory and Methods
Robert Bassett, James Sharpnack
stat.ML2019
SQL-Rank: A Listwise Approach to Collaborative Ranking
Liwei Wu, Cho-Jui Hsieh, James Sharpnack
math.ST2017
The DFS Fused Lasso: Linear-Time Denoising over General Graphs
Oscar Hernan Madrid Padilla, James G. Scott, James Sharpnack +1
stat.ML2013
Near-optimal Anomaly Detection in Graphs using Lovasz Extended Scan Statistic
James Sharpnack, Akshay Krishnamurthy, Aarti Singh