3 papers
q-bio.NC2023
Beyond the Snapshot: Brain Tokenized Graph Transformer for Longitudinal Brain Functional Connectome Embedding
Zijian Dong, Yilei Wu, Yu Xiao +3
Under the framework of network-based neurodegeneration, brain functional connectome (FC)-based Graph Neural Networks (GNN) have emerged as a valuable tool for the diagnosis and pro…
stat.ME2018
High-dimensional covariance matrix estimation using a low-rank and diagonal decomposition
Yilei Wu, Yingli Qin, Mu Zhu
We study high-dimensional covariance/precision matrix estimation under the assumption that the covariance/precision matrix can be decomposed into a low-rank component L and a diago…
stat.ML2017
Pruning variable selection ensembles
Chunxia Zhang, Yilei Wu, Mu Zhu
In the context of variable selection, ensemble learning has gained increasing interest due to its great potential to improve selection accuracy and to reduce false discovery rate.…