this a data for a small application. the aim of this work is to active my account, tks :D-this is a data for a small application. the aim of this work is to active my account, tks :D

南京大学数据挖掘研究所提出的主动学习算法，对于改进KPCA有着重要的借鉴作用。-The active learning algorithm proposed data mining research institute of nanjing university, has an important reference for improving the KPCA.