HPCL School of Computer Science National University of Defense Technology Changsha 410073 China;
HPCL School of Computer Science National University of Defense Technology Changsha 410073 China;
HPCL School of Computer Science National University of Defense Technology Changsha 410073 China;
Department of Computer Science University of North Carolina at Chapel Hill North Carolina 27599 USA;
Logistic regression; multi-classification; kernel function; density estimation; non-equilibrium;