c#版的SIFT算法

使用C#实现的SIFT算子；SIFT目前最流行的图象特征表示方法，在图象分类，对象领域有广泛应用

/* autopano-sift Automatic panorama image creation
 * Copyright （C） 2004 -- Sebastian Nowozin
 *
 * This program is free software released under the GNU General Public
 * License which is included in this software package （doc/LICENSE）.
 */

public abstract class BasicImagingInterface
{
	public abstract int Width {
		get;
	}
	public abstract int Height {
		get;
	}

	// Downscale image so both x/y dimension are <= downsizeResolution. Use
	// best-quality scaling algorithm. Return floating point scale used.
	public abstract double ScaleWithin （int downsizeResolution）;

	// Create an ImageMap object from it.
	public abstract ImageMap ConvertToImageMap （IPixelConverter pconv）;
}

public interface IPixelConverter
{
	double Convert （byte r byte g byte b）;
}

internal class CanonicalPixelConverter : IPixelConverter
{
	public double Convert （byte r byte g byte b）
	{
		// 1/3 and normalize to 0.0 - 1.0 range
        // 1/3 正常化 将值设置在0-1之间
		return （（r + g + b） / （255.0 * 3.0））;
	}
}

 属性            大小     日期    时间   名称
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     文件        898  2005-12-27 19:44  gkp\gkp.sln

    ..A..H.     66560  2006-11-23 14:20  gkp\gkp.suo

     文件       1006  2005-11-30 09:35  gkp\gkp\BasicImagingInterface.cs

     文件       4470  2006-11-23 16:26  gkp\gkp\main.cs

     目录          0  2006-09-02 09:23  gkp\gkp\bin\Debug

     目录          0  2006-09-02 09:23  gkp\gkp\bin\Release

     目录          0  2006-06-03 12:54  gkp\gkp\bin

     目录          0  2006-09-02 09:23  gkp\gkp\obj\Debug

     目录          0  2006-09-02 09:23  gkp\gkp\obj\Release

     文件        326  2006-11-23 14:13  gkp\gkp\obj\gkp.csproj.FileList.txt

     目录          0  2006-06-03 12:54  gkp\gkp\obj

     文件       2652  2005-12-27 20:57  gkp\gkp\gkp.csproj

     文件        698  2006-03-09 15:05  gkp\gkp\gkp.csproj.user

     文件      49178  2006-09-02 09:29  gkp\gkp\ScaleSpace.cs

     文件     118784  2004-05-02 13:26  gkp\gkp\ICSharpCode.SharpZipLib.dll

     文件       5049  2006-09-02 09:29  gkp\gkp\ImageMap.cs

     文件      36737  2004-09-21 13:42  gkp\gkp\j2se5.gif

     文件      19114  2004-10-05 14:54  gkp\gkp\KDTree.cs

     文件       5450  2005-01-16 00:33  gkp\gkp\Keypointxml.cs

     文件       2739  2006-09-02 09:30  gkp\gkp\GUIImage-Drawing.cs

     文件      49093  2006-03-12 15:54  gkp\gkp\ScaleSpace.cs~RF38762e8.TMP

     文件       7590  2006-03-01 21:30  gkp\gkp\LoweDetector.cs

     文件       5361  2006-03-03 08:45  gkp\gkp\SimpleMatrix.cs

     文件       5413  2006-03-05 15:15  gkp\gkp\GaussianConvolution.cs

     目录          0  2006-02-22 11:07  gkp\gkp

     文件       1128  2006-05-14 22:16  gkp\Output-Build.txt

     目录          0  2006-02-22 11:07  gkp

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............此处省略1个文件信息