3Richard D Juday, Vijaya Kumar B K, PKarivaratha Rajan. Optimal real correlation filters [ J ]. APPLIED OPTICS, 1991, 30: 520-524.
4Yu Xiaolan, Bian Songling, Tao Chunkan, et al. Synthetical method of Lohmann's and Lee Wai - hon's matched filters in optical pattern recognition[ J]. SPIE, 1990,1319:418 -512.
