An optimized feature extraction algorithm for abnormal network traffic detection

Jinfu Chen, Yuhao Chen, Saihua Cai, Shang Yin, Lingling Zhao, Zikang Zhang

Abstract: Highlights•Propose the LD-KPCA algorithm for abnormal network traffic detection innovatively.•The advantages of KPCA and LDA are integrated to get the optimal feature extraction.•Considering the influence of variance and mean and realize dynamic feature selection.