4SUM S, WANG L, CHENG K Y.' Analysis on multiresolution mosaic images[J]. IEEE Transac- tions on Image Processing, 2004, 13(7):952-959.
5LOWED G. Distinctive image features from scale- invariant keypoints [J]. International Journal oat. Computer Vision (S0920-5691), 2004, 60 (2).. 91-100.
6MIKOLAJCZYK K, SCHMID C. A performance e- valuation of local descriptors [J]. IEEE Transac- tions on Pattern Analysis and Machine Intelli- gence ,2005,27 (10) : 1615-1630.
7LIU R, ZHANG J SH. Application of the extrac- tion of the image feature points by improved SIFT algorithm[C]. IEEE International Conference on Communications, Budapest, Hungary, June 9 June 13,2013 946-949.