亚像素harris角点检测

function findneeddot（）

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----
     目录           0  2010-03-04 20:08  harris
     文件          81  2008-12-15 12:45  harris1.asv
     文件      161222  2008-12-04 19:43  harrisook.fig
     文件     2462487  2008-12-04 15:12  harrisookdata.mat
     文件       19289  2008-12-04 19:59  harrisw.fig
     文件          22  2009-01-06 12:08  harrisfindneeddot.m
     文件        2806  2008-12-17 19:55  harrisharriscorner.m
     文件       86745  2010-03-04 19:46  harrisImage000.bmp彩色TO灰度.jpg
     文件       95886  2010-03-04 19:46  harrisImage001.bmp彩色TO灰度.jpg
     文件       57338  2010-03-04 19:46  harrisImage002.bmp彩色TO灰度.jpg
     文件       55156  2010-03-04 19:46  harrisImage003.bmp彩色TO灰度.jpg
     文件       37420  2010-03-04 19:46  harrisImage004.bmp彩色TO灰度.jpg
     文件       39690  2010-03-04 19:46  harrisImage005.bmp彩色TO灰度.jpg
     文件        2544  2008-12-19 17:37  harrisjiaodianjiance.asv
     文件        2015  2009-02-26 14:09  harrisjiaodianjiance.m
     文件          23  2008-12-28 19:35  harrisprintnumber.asv
     文件         125  2008-12-28 19:41  harrisprintnumber.m
     文件       39690  2010-03-04 20:05  harrisshiyan.bmp彩色TO灰度.jpg
     文件     4103304  2008-12-28 19:33  harrisshiyan2.mat
     文件      443448  2008-12-28 21:26  harrisshiyan_1.bmp
     文件      443448  2008-12-28 21:27  harrisshiyan_2.bmp
     文件      443448  2008-12-28 21:27  harrisshiyan_3.bmp
     文件      443448  2008-12-28 21:28  harrisshiyan_4.bmp
     文件      443448  2008-12-28 21:28  harrisshiyan_5.bmp
     文件      443448  2008-12-28 21:29  harrisshiyan_6.bmp
     文件      443448  2008-12-28 21:29  harrisshiyan_7.bmp
     文件        1005  2008-12-04 19:20  harrissubpixel.asv
     文件        1119  2008-12-12 09:24  harrissubpixel.m
     文件        1214  2008-12-15 15:55  harrissubpixel_0.m
     文件         542  2008-12-04 19:40  harris est.asv
     文件         276  2008-12-24 16:07  harris estjiaodianjiance.asv
............此处省略19个文件信息