Improved Estimation of a Patterned Covariance Matrix Open PDF Document Details Document Type Technical Report Publication Date Jul 18, 1990 Accession Number ADA225538 Entities People Alan E. Gelfand Dipak K. Dey Organizations Stanford University Tags Communities of Interest C4I DTIC Thesaurus Topics Abstracts Covariance Data Science Eigenvalues Equations Estimators Fungi Information Science Mathematics New York Random Variables Statistical Algorithms Statistical Analysis Statistical Decision Theory Statistics Theorems United States