More About Covariance Descriptors for Image Set Coding: Log-Euclidean Framework based Kernel Matrix Representation

2 code implementations • 16 Sep 2019 • Kai-Xuan Chen, Xiao-Jun Wu, Jie-Yi Ren, Rui Wang, Josef Kittler

We consider a family of structural descriptors for visual data, namely covariance descriptors (CovDs) that lie on a non-linear symmetric positive definite (SPD) manifold, a special type of Riemannian manifolds.