1) Computational Intelligence and Data Mining: mainly focuses on Evolutionary Computing, Rough Set, Neural Computing, SVM, Deep Learning, Quantum Computing, Sparse Representation and Convex Optimization, and their Applications in Wireless Communications, Image Processing, Big Data, Oil Logging and so on.

2) Wireless Communications and Smart Antenna: mainly focuses on OFDM, MIMO, UWB, WSN, Navigation and Positioning, Wireless Network Modeling and Optimization, and intelligent transmitting, intelligent receiving and dynamic channel allocation in Smart Antenna.

1) Zu Baokai, Xia Kewen*, Li Tiejun, He Ziping, et al. SLIC Superpixel-based l2,1-norm robust principal component analysis for hyperspectral image classification[J]. Sensors, 2019, 19: 479. 28Pages. SCI-JCR-Q1

2) Aslam Nelofar, Xia Kewen, Hadi Muhammad Usman. Optimal Wireless Charging Inclusive of Intellectual Routing based on SARSA Learning in Renewable Wireless Sensor Networks[J].IEEE Sensors Journal,2019,19(18):8340-8351. SCI-JCR-Q1

3) Xiao Chunjing, Xia Kewen*, Sun Leilei, Xie Cong, Zhang Yuxiang. CCSMR: A Combinatorial Category Space-Based Model for Recommendation[J].IEEE Access, 2019, 7: 124502-124513. SCI-JCR-Q1

4) Baokai Zu, Kewen Xia*, Wei Du, Yafang Li, Ahamd Ali, Sagnik Chakraborty. Classification of Hyperspectral Images with Robust Regularized Block Low-rank Discriminant Analysis[J]. Remote Sensing, 2018, vol.10: 26pages. SCI-JCR-Q1

5) Bai Jianchuan, Xia Kewen*, Lin Yongliang, Wu Panpan. Attribute Reduction based on Consistent Covering Rough Set and Its Application [J]. Complexity, 2017, vol.2017, 9 pages. SCI-JCR-Q1