id: 70242174 dt: a an: 70242174 au: Yoshida, Tetsuya ti: Cholesky decomposition rectification for non-negative matrix factorization so: ISMIS, 214-219 (2011). py: 2011 pu: la: EN cc: ut: ci: li: doi:10.1007/978-3-642-21916-0_24