Study of Human Action Recognition Based on Improved Spatio-temporal Features. - Xiaofei Ji; Qian-Qian Wu; Zhaojie Ju; Yang-Yang Wang 007 (Int. J. Autom. Comput., 2014)

Block-circulant with circulant-block preconditioners for two-dimensional spatial fractional diffusion equations. - Yu-Hong Ran; Qian-Qian Wu (Numer. Algorithms, 2024)