surf图像匹配

图像配准+surf+matlab测试过 真实可用 是计算机视觉的很好应用

% Example Corresponding points
% Load images
  I1=imread（‘TestImages/5_1.JPG‘）;
  I2=imread（‘TestImages/5_2.JPG‘）;
% Get the Key Points
  Options.upright=true;
  Options.tresh=0.0001;
  Ipts1=OpenSurf（I1Options）;
  Ipts2=OpenSurf（I2Options）;
% Put the landmark descriptors in a matrix
  D1 = reshape（[Ipts1.descriptor]64[]）; 
  D2 = reshape（[Ipts2.descriptor]64[]）; 
% Find the best matches
  err=zeros（1length（Ipts1））;
  cor1=1:length（Ipts1）; 
  cor2=zeros（1length（Ipts1））;
  for i=1:length（Ipts1）
      distance=sum（（D2-repmat（D1（:i）[1 length（Ipts2）]））.^21）;
      [err（i）cor2（i）]=min（distance）;
  end
% Sort matches on vector distance
  [err ind]=sort（err）; 
  cor1=cor1（ind）; 
  cor2=cor2（ind）;
% Show both images
  I = zeros（[size（I11） size（I12）*2 size（I13）]）;
  I（:1:size（I12）:）=I1; I（:size（I12）+1:size（I12）+size（I22）:）=I2;
  figure imshow（I/255）; hold on;
% Show the best matches
  for i=1:30
      c=rand（13）;
      plot（[Ipts1（cor1（i））.x Ipts2（cor2（i））.x+size（I12）][Ipts1（cor1（i））.y Ipts2（cor2（i））.y]‘-‘‘Color‘c）
      plot（[Ipts1（cor1（i））.x Ipts2（cor2（i））.x+size（I12）][Ipts1（cor1（i））.y Ipts2（cor2（i））.y]‘o‘‘Color‘c）
  end

 属性            大小     日期    时间   名称
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     文件       1203  2012-04-25 19:39  SURF\example.m

     文件       3779  2012-04-18 20:14  SURF\OpenSurf.asv

     文件       2569  2012-04-25 19:28  SURF\OpenSurf.m

     文件        603  2010-07-26 16:56  SURF\SubFunctions\FastHessian_BuildDerivative.m

     文件       1699  2010-07-29 12:10  SURF\SubFunctions\FastHessian_buildResponselayer.m

     文件       1877  2010-07-20 12:37  SURF\SubFunctions\FastHessian_buildResponseMap.m

     文件       2353  2010-07-30 11:43  SURF\SubFunctions\FastHessian_getIpoints.m

     文件        455  2010-07-26 16:56  SURF\SubFunctions\FastHessian_getLaplacian.m

     文件        450  2010-07-26 16:56  SURF\SubFunctions\FastHessian_getResponse.m

     文件       2478  2010-07-30 11:02  SURF\SubFunctions\FastHessian_interpolateExtremum.m

     文件       1680  2010-07-30 10:56  SURF\SubFunctions\FastHessian_isExtremum.m

     文件        738  2010-07-29 16:32  SURF\SubFunctions\FastHessian_Responselayer.m

     文件        791  2010-07-29 10:58  SURF\SubFunctions\IntegralImage_BoxIntegral.m

     文件        494  2010-07-29 16:32  SURF\SubFunctions\IntegralImage_HaarX.m

     文件        556  2010-07-29 16:37  SURF\SubFunctions\IntegralImage_HaarY.m

     文件        796  2010-07-29 10:42  SURF\SubFunctions\IntegralImage_IntegralImage.m

     文件       1089  2010-07-30 11:39  SURF\SubFunctions\PaintSURF.m

     文件       1554  2010-07-30 12:39  SURF\SubFunctions\SurfDescriptor_DecribeInterestPoints.m

     文件       3636  2010-07-30 12:40  SURF\SubFunctions\SurfDescriptor_GetDescriptor.m

     文件       2921  2010-07-30 12:07  SURF\SubFunctions\SurfDescriptor_GetOrientation.m

     文件      81483  2012-04-11 14:21  SURF\TestImages\5_1.JPG

     文件      80163  2012-04-11 14:21  SURF\TestImages\5_2.JPG

     目录          0  2012-04-25 19:38  SURF\SubFunctions

     目录          0  2012-04-25 19:39  SURF\TestImages

     目录          0  2012-04-25 19:39  SURF

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