8 citations · 13 across the 3 of their papers we have counts for
3 papers
cs.IT2008★ 8 cited
Mutual information is copula entropy
Jian Ma, Zengqi Sun
We prove that mutual information is actually negative copula entropy, based on which a method for mutual information estimation is proposed.
cs.LG2008★ 5 cited
Dependence Structure Estimation via Copula
Jian Ma, Zengqi Sun
Dependence strucuture estimation is one of the important problems in machine learning domain and has many applications in different scientific areas. In this paper, a theoretical f…
cs.IR2007
Copula Component Analysis
Jian Ma, Zengqi Sun
A framework named Copula Component Analysis (CCA) for blind source separation is proposed as a generalization of Independent Component Analysis (ICA). It differs from ICA which ass…