2 papers
stat.AP2022
Rank Selection for Non-negative Matrix Factorization
Yun Cai, Hong Gu, Toby Kenney
Non-Negative Matrix Factorization (NMF) is a widely used dimension reduction method that factorizes a non-negative data matrix into two lower dimensional non-negative matrices: One…
stat.ME2021
Deconvolution density estimation with penalised MLE
Yun Cai, Hong Gu, Toby Kenney
Deconvolution is the important problem of estimating the distribution of a quantity of interest from a sample with additive measurement error. Nearly all methods in the literature…