4Perez E, Javidi B. Nonlinear distortion-tolerant filters for detection of road signs in background noise [ J ]. IEEETransactions on VehicularTechnology ,2002,51 ( 3 ) : 567 - 576.
5Gao X, Podladchikova L, Shaposhnikov D, et al. Recognition of traffic signs based on their colour and shape features extracted using human vision models. Journal of Visual Communication and Image Representation,2006,17 (4) :675 - 685.
6Tominaga S. A color calssiflcation method for color images using a uniform color space [ C ]//IEEE C VPR, 1990:803 - 807.
7Torresen J, Bakke J W, Sekanina L. Efficient recognition of speed limit signs [ C ]//Intelligent Transportation Systems, 2004. Proceedings. The 7th International IEEE Conference on ,2004:652-656.
8Perez F, Koch C. Toward color image segmentation in analog VLSI: Algorithm and hardware. Int. J. of Computer Vision, 1994, 12 ( 1 ) : 17 -42.
9Healey G, Slater D. Global color constancy : recognitionof objects by use of il-lumination-invariant properties of color distributions. J. Opt. Soc. Am. A,1994,11 ( 11 ) :3003 -3010.
10Soetedjo A,Yamada K. Fast and robust traffic sign detection. In IEEE Systems, Man, and Cybernetics Society,2005,2 : 1341 - 1346.
