Fushiki T, Horiuchi S, Tsuchiya T. (2006). A maximum likelihood approach to density estimation with semidefinite programming. Neural computation. 18 [PubMed]
Huang D, Chow TWS. (2005). Enhancing Density-Based Data Reduction Using Entropy Neural Comput. 18
Vijayakumar S, D'Souza A, Schaal S. (2005). Incremental online learning in high dimensions. Neural computation. 17 [PubMed]