该代码用于测试基于vs2010+opencv上添加库函数vlfeat的测试是否加载成功的代码，如已完成vs2010和opencv的环境配置，直接双击testvlfeat.sln即可运行。-The code is used for adding a library function test based on vs2010+ opencv vlfeat test whether load code of success, such as completed vs2010 and opencv en

sift算法源码，图像学中的重要分析算法．-sift algorithm source code, learn the important image analysis algorithms.