Surf

  采用改进的SURF方法进行特征的提取，相比于SIFT，能获取更多的特征点(With the improved SURF methods for feature extraction, compared to SIFT, can get more feature points)

surf提取特征
............\demo1.m,662,2015-08-06
............\demo2.m,1769,2015-08-06
............\license.txt,1335,2014-06-04
............\OpenSurf.m,3778,2014-06-04
............\SubFunctions
............\............\FastHessian_BuildDerivative.m,603,2014-06-04
............\............\FastHessian_buildResponseLayer.m,1699,2014-06-04
............\............\FastHessian_buildResponseMap.m,1877,2014-06-04
............\............\FastHessian_getIpoints.m,2353,2014-06-04
............\............\FastHessian_getLaplacian.m,455,2014-06-04
............\............\FastHessian_getResponse.m,450,2014-06-04
............\............\FastHessian_interpolateExtremum.m,2478,2014-06-04
............\............\FastHessian_isExtremum.m,1680,2014-06-04
............\............\FastHessian_ResponseLayer.m,738,2014-06-04
............\............\IntegralImage_BoxIntegral.m,791,2014-06-04
............\............\IntegralImage_HaarX.m,494,2014-06-04
............\............\IntegralImage_HaarY.m,556,2014-06-04
............\............\IntegralImage_IntegralImage.m,796,2014-06-04
............\............\PaintSURF.m,1089,2014-06-04
............\............\SurfDescriptor_DecribeInterestPoints.m,1554,2014-06-04
............\............\SurfDescriptor_GetDescriptor.m,3636,2014-06-04
............\............\SurfDescriptor_GetOrientation.m,2921,2014-06-04
............\TestImages





............\..........\6.bmp,66614,2015-07-24
............\..........\7.bmp,66614,2015-07-24
............\..........\8.bmp,66614,2015-07-24
............\..........\lena1.png,574557,2014-06-04
............\..........\lena2.png,578897,2014-06-04
............\..........\test.png,5296,2014-06-04
............\..........\testc1.png,123228,2014-06-04
............\..........\testc2.png,122063,2014-06-04
............\WarpFunctions
............\.............\affine_warp.m,9721,2014-06-04