<html><head><meta http-equiv="Content-Type" content="text/html charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><div class="">Hi there,</div><div class="">How can I make a raster classification using decision tree in GRASS (like ENVI’s decision tree)?</div><div class="">I have two bands and a set os rules and I wanna make a classification with those rules. Something like this:</div><div class=""><br class=""></div><div class=""><br class=""></div><div class="">B1=0 (using band 1)</div><div class="">yes->water</div><div class="">no-> 0<=B1<=4 (using band 1)</div><div class=""> yes-> B2=1(using band 2)</div><div class=""> yes -> vegetation 1</div><div class=""> no -> vegetation 2</div><div class=""> no-> everything else</div><div class=""><br class=""></div><div class="">Can I do this with r.mapcalc?</div><div class=""><br class=""></div><br class=""><div class="">
<div style="color: rgb(0, 0, 0); letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><div class=""><div class=""><div style="orphans: 2; widows: 2;" class="">Regards,</div><div style="orphans: 2; widows: 2;" class="">Luiz Claudio</div></div><div class=""><br class=""></div></div></div><br class="Apple-interchange-newline"><br class="Apple-interchange-newline">
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