2Lee S H. Optical implementations of digital algorithms for pattern recognition[J]. Opt Engng,1986,25(1):69-75.
3Hun H, Pan J K. Optical/digital invariant recognition of two-dimensional patterns with straight lines [J]. Opt Engng,1996,35(4):997-1002.
4Bovic A C, Clark C, Geisler W S. Multichannel texture analysis using localized spatial filters[J]. IEEE Transactions on Pattern Analysis and Machine Intelligence, 1990,12(1):55-73.
5Xing Wu, Bir Bhanu. Gabor wavelet representation for 3-D object recognition[J]. IEEE Transactions on Image,1997,6(1):47-64.
