<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:m="http://schemas.microsoft.com/office/2004/12/omml" xmlns="http://www.w3.org/TR/REC-html40"><head><META HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=us-ascii"><meta name=Generator content="Microsoft Word 14 (filtered medium)"><style><!--
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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><!--ppd1000033--><div class=WordSection1><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Thank you Noli, Paolo and Ragi for your comments in response to my inquiry about creating value from raster data. The articles on the GRASS web page linked to by Noli will provide some good examples for me.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Landon<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Mobile: (209) 992-0658<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Office: (209) 946-0268<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> Ragi Burhum [mailto:ragi@burhum.com] <br><b>Sent:</b> Wednesday, January 05, 2011 9:57 AM<br><b>To:</b> discuss@lists.osgeo.org; Landon Blake<br><b>Subject:</b> Re: Discuss Digest, Vol 49, Issue 2<o:p></o:p></span></p><p class=MsoNormal><o:p> </o:p></p><div><blockquote style='border:none;border-left:solid #CCCCCC 1.0pt;padding:0in 0in 0in 6.0pt;margin-left:4.8pt;margin-right:0in'><p class=MsoNormal style='margin-bottom:12.0pt'><br>Date: Tue, 4 Jan 2011 15:52:00 -0800<br>From: "Landon Blake" <<a href="mailto:lblake@ksninc.com">lblake@ksninc.com</a>><br>Subject: [OSGeo-Discuss] Creating Value from Raster Data<br>To: "OSGeo Discussions" <<a href="mailto:discuss@lists.osgeo.org">discuss@lists.osgeo.org</a>><br>Message-ID:<br> <<a href="mailto:0D544207876CDA428F17DD7EA448C192021B1ECF@bailey.DOMAIN.KSNINC.PVT">0D544207876CDA428F17DD7EA448C192021B1ECF@bailey.DOMAIN.KSNINC.PVT</a>><br>Content-Type: text/plain; charset="us-ascii"<br><br>I'm working on a magazine article for ACSM Bulliten entitled "Creating<br>Value From Raster Data". The target audience will be land surveyors. I<br>was hoping some of the OSGeo guys would be able to help me with a few<br>questions as I do my research for the article:<br><br><br><br>- Are there any open source alternatives to automated feature<br>creation from raster data, such as is possible with ENVI<br>(<a href="http://www.ittvis.com/ProductServices/ENVI.aspx" target="_blank">http://www.ittvis.com/ProductServices/ENVI.aspx</a>) ?<br><br>- Does anyone know of research or work being done with the<br>development of open source algorithms and programming libraries to<br>enable automated feature creation from raster data?<br><br>- Can you think of ways to create value from raster data other<br>than extraction of vector features?<br><br><br><br>Thanks for any suggestions and information.<br><br><br><br>Landon<o:p></o:p></p></blockquote><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>Other people already gave you great suggestions, so I am not repeat them. As far as research goes, there is plenty being done right now. Search for Support Vector Machines (SVM) and Image Classification papers. OpenSource projects that are great at this are OpenCV and libSVM among many others...<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>- Ragi<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div></div></div><BR><BR><P><FONT face=Arial><FONT size=1><STRONG>Warning:<BR></STRONG>Information provided via electronic media is not guaranteed against defects including translation and transmission errors. </FONT></FONT><FONT face=Arial><FONT size=1>If the reader is not the intended recipient, you are hereby notified that any dissemination, distribution or copying of this communication is strictly prohibited. If you have received this information in error, please notify the sender immediately.</FONT></FONT></P></body></html>