[1] [1] HARRIS C,STEPHENS M.A combined corner and edge detector［C］//Alvey Vision Conference,1988:147-151.

[2] [2] LOWE D G.Distinctive image features from scale-invariant keypoints［J］.International Journal of Computer Vision,2004,60(2):91-110.

[3] [3] BAY H,ESS A,TUVTELLARS T,et al.SURF:speeded up robust features［J］.Computer Vision and Image Understanding,2008,110(3):346-359.

[4] [4] ROSTEN E,DRUMMOND T.Machine learning for high-speed corner detection［C］//Proceedings of the European Conference on Computer Vision,2006:430-443.

[5] [5] LI F F,PERONA P.A Bayesian hierarchical model for learning natural scene categories［C］//IEEE Computer Society Conference on Computer Vision and Pattern Recognition,2005:524-531.

[6] [6] YANG J,YU K,GONG Y H,et al.Linear spatial pyramid matching using sparse coding for image classification［C］//IEEE Conference on Computer Vision and Pattern Recognition,2009:1794-1801.

[7] [7] MARI E,HAGER G,BURSCHKA G,et al.Adaptive and generic corner detection based on the accelerated segment test［C］//Proceedings of the 11th European Conference on Computer Vision,2010:183-196.

[8] [8] ALAHI A,ORTIZ R,VANDERRGHEYNST P.FREAK:fast retina keypoint［C］//Proceedings of Computer Version and Model Recognition,IEEE Computer Society Press,2011:510-517.

[10] [10] BABAUD J,WITKIN A P,BAUDIN M,et al.Uniqueness of the Gaussian kernel for scale-space filtering［J］.IEEE Transactions on Pattern Analysis and Machine Intelligence,1986,8(1):26-33.

[11] [11] ELHAMIFAR E,VIDAL R.Sparse subspace clustering［J］.In CVPR,2009,35(11):2790-2797.

[12] [12] ZOU H,ZHANG H H.On the adaptive elastic net with a diverging number of parameters［J］.Annals of Statistics,2009,37(4):1733-1751.

[13] [13] KREUTZ-DELGADO K,MURRAY J F,RAO B D,et al.Dictionary learning algorithms for sparse representation［J］.Neural Compution,2003,15(2):349-396.

[14] [14] CHANG K W,HSIEH C J,LIN C J.Coordinate descent method for large-scale L2-loss linear support vector machines［J］.Journal of Machines Learning Research, 2008,49(7):1369-1398.