We consider the multivariate response regression problem with a regression coefficient matrix of low, unknown rank. In this setting, we analyze a new criterion for selecting the optimal reduced rank.

A multivariate cox regression analysis was done to determine the survival difference between the two groups. Results: The NCDB database found a cohort of 18,157 patients with de novo metastatic ...

Wireline logging plays a critical role in coalbed methane exploration. However, the lack of crucial log data, such as neutron and sonic logs, makes coalbed methane exploration difficult. In this paper ...