SIFTAlgorithmcodes

所属分类:图形图像处理
开发工具:Visual C++
文件大小:7078KB
下载次数:459
上传日期:2008-10-10 16:44:56
上 传 者vision1985
说明:  D.G lowe 的尺度不变特征转换算法(SIFT) 在基于opencv和OpenGL的源码基础上增加了图像的保存功能。用于对图像的尺度不变特征的提取以及图像特征点的匹配。
(DG lowe the scale-invariant features of the conversion algorithm (SIFT) and OpenGL-based opencv source code based on the increase in the preservation of image features. Used to image the scale-invariant feature extraction and image feature points of the match.)

文件列表:
SIFT Algorithm codes (0, 2008-10-10)
SIFT Algorithm codes\beaver.png (48824, 2006-11-15)
SIFT Algorithm codes\beaver.sift (43721, 2007-01-20)
SIFT Algorithm codes\beaver_xform.png (39513, 2006-11-15)
SIFT Algorithm codes\ChangeLog.txt (1188, 2007-11-08)
SIFT Algorithm codes\docs (0, 2008-10-10)
SIFT Algorithm codes\docs\html (0, 2008-10-10)
SIFT Algorithm codes\docs\html\annotated.html (2448, 2007-09-13)
SIFT Algorithm codes\docs\html\doxygen.css (8077, 2007-09-13)
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SIFT Algorithm codes\docs\html\functions.html (3800, 2007-09-13)
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SIFT Algorithm codes\docs\html\globals.html (7360, 2007-09-13)
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SIFT Algorithm codes\docs\html\imgfeatures_8h.html (14039, 2007-09-13)
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SIFT Algorithm codes\docs\html\structkd__node.html (4882, 2007-09-13)
SIFT Algorithm codes\docs\html\structmin__pq.html (1984, 2007-09-13)
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Contents: 1. Intro 2. Requirements 3. Running 4. License 1. Intro This is a collection of code I've put together to detect SIFT features in images. It includes a SIFT function library as well as some executables to detect, match, and display keypoints. For more information on SIFT, refer to the paper by Lowe: Lowe, D. Distinctive image features from scale-invariant keypoints. International Journal of Computer Vision, 60, 2 (2004), pp.91--110. Or see Lowe's website: http://www.cs.ubc.ca/~lowe/keypoints/ Some of the code also works with affine-invariant features from the code by the VGG at oxford: http://www.robots.ox.ac.uk:5000/~vgg/research/affine/index.html Also included is a library containing functions to compute transforms from image features using RANSAC. See match.c for an example of how to use the RANSAC functions. /************************************************************************/ 2. Requirements All code in this package requires the OpenCV library (known working version is 1.0.0): http://sourceforge.net/projects/opencvlibrary/ Some functions require the Gnu Scientific Library (GSL) (known working version is 1.8): (Linux) http://www.gnu.org/software/gsl/ (Windows) http://gnuwin32.sourceforge.net/packages/gsl.htm /************************************************************************/ 3. Running The following is a list of directories that contain VC++.NET projects and the functions of the projects: *siftFeat -- Detect SIFT features *match -- Find and match SIFT features in two images *dspFeat -- Display features from a file You can mess with the global variables in each of the main C files to adjust parameters, including input and output files. You might also have to adjust the project properties depending on how you installed OpenCV and GSL. /************************************************************************/ 4. License The SIFT algorithm is Patented in the U.S. by the University of British Columbia. Thus, the SIFT feature detection code in this package may not be used in any commercial products without permission from UBC. All other code in this package is Licensed under the GPLv2. See the files LICENSE.ubc.txt and LICENSE.txt for more info.

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