Log-Euclidean Metric Learning on Symmetric Positive Definite Manifold with Application to Image Set Classification. - Zhiwu Huang; Ruiping Wang 001; Shiguang Shan; Xianqiu Li; Xilin Chen 001 (ICML, 2015)

Geometry-Aware Similarity Learning on SPD Manifolds for Visual Recognition. - Zhiwu Huang; Ruiping Wang 001; Xianqiu Li; Wenxian Liu; Shiguang Shan; Luc Van Gool; Xilin Chen 001 (IEEE Trans. Circuits Syst. Video Technol., 2018)