Formation, Innovation, International, Recherche
DATAIA Seminar | « Linear pooling of sample covariance matrices » - Esa Ollila
… reduction in estimation error when sample sizes are limited and/or when at least some of the true class covariance … matrix estimation problem. Our approach is general, and is applicable also for complex-valued data. We … matrix estimators via numerical simulation studies and portfolio optimization problem using real historical …Article publié le: ven 04/12/2020 - 00:05