Qilian Liang Baoju Zhang Xiaorong Wu UWB radar for target detection: DCT versus matched filter approaches. 1435-1439 2012 GLOBECOM Workshops https://doi.org/10.1109/GLOCOMW.2012.6477795 conf/globecom/2012w db/conf/globecom/globecom2012w.html#LiangZW12