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<P>今天在用ERDAS时，首先是将JPG文件转换成为IMG格式，然后再用非监督分类，初始分类为200个类型，然后再进入Raster里操作，但菜单里的分类名称（Class Names）、类型面积（Area Column）都是灰色的，特别是想要用类型面积。我原来用时都可... 全文
2008-07-31 23:26 来自版块 - Erdas Imagine
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我的是TM影像的5、4、3波段，.tiff文件格式，请问如何转换成为.dat格式？好象必须转换成为这种文件格式才能进行DEM底图的生成。
2006-10-24 22:46 来自版块 - Erdas Imagine
![](<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML 2.0//EN">
<html><head>
<title>404 Not Found</title>
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<h1>Not Found</h1>
<p>The requested URL /windid/index.php was not found on this server.</p>
<p>Additionally, a 404 Not Found
error was encountered while trying to use an ErrorDocument to handle the request.</p>
<hr>
<address>Apache/2.0.63 (Win32) PHP/5.2.14 Server at www.gisempire.com Port 80</address>
</body></html>/avatar/000/09/32/93255.jpg)