Pei, Soo-ChangSoo-ChangPeiLin, Chao-NanChao-NanLin2009-03-042018-07-062009-03-042018-07-061995http://ntur.lib.ntu.edu.tw//handle/246246/142437application/pdf1219613 bytesapplication/pdfen-USImage normalization for pattern recognitionjournal articlehttp://ntur.lib.ntu.edu.tw/bitstream/246246/142437/1/25.pdf