2011年9月6日
NDVI值计算
摘要： 根据http://bbs.esrichina-bj.cn/ESRI/viewthread.php?tid=99423&highlight=实现：float get_ndvi(IplImage* img){ CvScalar Scalar; Scalar = cvSum(img);波段和 return float(Scalar.val[1]-Scalar.val[2])/float(Scalar.val[1]+Scalar.val[2]);} 阅读全文
posted @ 2011-09-06 22:51 hailong 阅读(449) 评论(0) 推荐(1)
Clustering of Multivariate data 多源数据的聚类
摘要： Please I am about to cluster some data based which have about 15 different columns all of which are numbers(Some categorical while some are measurements) also some of my values are missing in some columns . Please can you give me pointer on how to go about it.I have previously explored the clusterin 阅读全文
posted @ 2011-09-06 17:12 hailong 阅读(457) 评论(0) 推荐(0)