3 papers
cs.LG2018
Dantzig Selector with an Approximately Optimal Denoising Matrix and its Application to Reinforcement Learning
Bo Liu, Luwan Zhang, Ji Liu
Dantzig Selector (DS) is widely used in compressed sensing and sparse learning for feature selection and sparse signal recovery. Since the DS formulation is essentially a linear pr…
stat.ML2018
Unsupervised Ensemble Learning via Ising Model Approximation with Application to Phenotyping Prediction
Luwan Zhang, Tianrun Cai
Unsupervised ensemble learning has long been an interesting yet challenging problem that comes to prominence in recent years with the increasing demand of crowdsourcing in various…
stat.ME2018
Multi-view Banded Spectral Clustering with Application to ICD9 Clustering
Luwan Zhang, Katherine Liao, Issac Kohane +1
Despite recent development in methodology, community detection remains a challenging problem. Existing literature largely focuses on the standard setting where a network is learned…