Generalized Information Representation and Compression Using Covariance Union. - Ottmar Bochardt; Ryan Calhoun; Jeffrey K. Uhlmann; Simon J. Julier (FUSION, 2006)

On the Equivalence of the General Covariance Union (GCU) and Minimum Enclosing Ellipsoid (MEE) Problems - Ottmar Bochardt; Jeffrey K. Uhlmann (CoRR, 2010)