An intelligent through-the-wall recognition system for homeland security. - Xiaoxiang Liu; Henry Leung; George A. Lampropoulous (IJCNN, 2008)

Effect of Wall Parameters on Ultra-Wideband Synthetic Aperture Through-the-Wall Radar Imaging. - Xiaoxiang Liu; Henry Leung; George A. Lampropoulous (IEEE Trans. Aerosp. Electron. Syst., 2012)