Cognitive Computing Lab, Baidu Research, No. 10 Xibeiwang East Road, Beijing 100193, China; 10900 NE 8th St. Bellevue, Washington 98004, USA
Zhiqiang Xu, Ping Li
PCA;Riemannian gradient descent;tight rate;gap-free rate
A Comprehensively Tight Analysis of Gradient Descent for PCA