<div dir="ltr">Hi,<div><br></div><div>I was playing with this topic couple of years ago (about ten :-D) and prepared some filters which worked quite well...</div><div><br></div><div>Anyway, best results I got with such type of data was: identify local maximal values and count the pixels</div><div><br></div><div>just small hint</div></div><br><div class="gmail_quote"><div dir="ltr">pá 12. 2. 2016 v 20:34 odesílatel Kozlova Maria <<a href="mailto:kclo@ya.ru">kclo@ya.ru</a>> napsal:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div><span><span>Hello, </span></span>Eddison</div><div><span>Yes, it is possible if your aerial photo is georeferenced you may use object-based image analysis</span></div><div> </div><div><span><a href="http://grasswiki.osgeo.org/wiki/Image_classification#Object-based_classification" target="_blank">http://grasswiki.osgeo.org/wiki/Image_classification#Object-based_classification</a></span></div><div><a href="http://www.gim-international.com/content/article/object-based-image-analysis" target="_blank">http://www.gim-international.com/content/article/object-based-image-analysis</a></div><div>-- <br><span style="font-size:19.2px;line-height:26.88px;white-space:pre-wrap;background-color:#eeeeee">Best regards,</span></div><div> </div><div><span style="font-size:small">Maria V. Kozlova</span><br style="font-size:19.2px;line-height:26.88px;white-space:pre-wrap;background-color:#eeeeee"><br style="font-size:19.2px;line-height:26.88px;white-space:pre-wrap;background-color:#eeeeee"><span style="font-size:19.2px;line-height:26.88px;white-space:pre-wrap;background-color:#eeeeee">  /------------------------</span><span style="font-size:19.2px;line-height:26.88px;white-space:pre-wrap;background-color:#eeeeee">------------\</span><br style="font-size:19.2px;line-height:26.88px;white-space:pre-wrap;background-color:#eeeeee"><span style="font-size:19.2px;line-height:26.88px;white-space:pre-wrap;background-color:#eeeeee">  Information System Lab. (ISysLab)</span><br style="font-size:19.2px;line-height:26.88px;white-space:pre-wrap;background-color:#eeeeee"><span style="font-size:19.2px;line-height:26.88px;white-space:pre-wrap;background-color:#eeeeee">  State Oceanographic Institute,</span><br style="font-size:19.2px;line-height:26.88px;white-space:pre-wrap;background-color:#eeeeee"><span style="font-size:19.2px;line-height:26.88px;white-space:pre-wrap;background-color:#eeeeee">  Kropotkinsky per., 6,</span><br style="font-size:19.2px;line-height:26.88px;white-space:pre-wrap;background-color:#eeeeee"><span style="font-size:19.2px;line-height:26.88px;white-space:pre-wrap;background-color:#eeeeee">  MOSCOW, 119034,</span><br style="font-size:19.2px;line-height:26.88px;white-space:pre-wrap;background-color:#eeeeee"><span style="font-size:19.2px;line-height:26.88px;white-space:pre-wrap;background-color:#eeeeee">  RUSSIA </span><br style="font-size:19.2px;line-height:26.88px;white-space:pre-wrap;background-color:#eeeeee"><span style="font-size:19.2px;line-height:26.88px;white-space:pre-wrap;background-color:#eeeeee">  ------------------------</span><span style="font-size:19.2px;line-height:26.88px;white-space:pre-wrap;background-color:#eeeeee">------------</span><br style="font-size:19.2px;line-height:26.88px;white-space:pre-wrap;background-color:#eeeeee"><span style="font-size:19.2px;line-height:26.88px;white-space:pre-wrap;background-color:#eeeeee">  tel.    </span><span style="font-size:19.2px;line-height:26.88px;white-space:pre-wrap;background-color:#eeeeee">+7 499 246 6448</span><span style="font-size:19.2px;line-height:26.88px;white-space:pre-wrap;background-color:#eeeeee"></span><br style="font-size:19.2px;line-height:26.88px;white-space:pre-wrap;background-color:#eeeeee"><span style="font-size:19.2px;line-height:26.88px;white-space:pre-wrap;background-color:#eeeeee">  fax.    </span><span style="font-size:19.2px;line-height:26.88px;white-space:pre-wrap;background-color:#eeeeee">+7 499 246 7288</span><span style="font-size:19.2px;line-height:26.88px;white-space:pre-wrap;background-color:#eeeeee"></span><br style="font-size:19.2px;line-height:26.88px;white-space:pre-wrap;background-color:#eeeeee"><span style="font-size:19.2px;line-height:26.88px;white-space:pre-wrap;background-color:#eeeeee">  mailto:  <a href="mailto:kclo@yandex.ru" target="_blank">kclo@yandex.ru</a></span><span style="font-size:19.2px;line-height:26.88px;white-space:pre-wrap;background-color:#eeeeee"> </span><br style="font-size:19.2px;line-height:26.88px;white-space:pre-wrap;background-color:#eeeeee"><span style="font-size:19.2px;line-height:26.88px;white-space:pre-wrap;background-color:#eeeeee">  \------------------------</span><span style="font-size:19.2px;line-height:26.88px;white-space:pre-wrap;background-color:#eeeeee">------------/</span></div><div> </div><div> </div><div> </div><div>12.02.2016, 21:59, "Eddison Araya" <<a href="mailto:eddisonjose@gmail.com" target="_blank">eddisonjose@gmail.com</a>>:</div><blockquote type="cite"></blockquote><blockquote type="cite"><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div>Dear friends, I hope to be good! I use a translator, I excuse my bad writing in English</div><div> </div><div>I have a question, it is possible if I have an image or aerial photo of oil palm to cite one case performed automatically count plants?</div><div> </div><div>attached a sample image</div></div><div><div> </div><div> </div><div>Muchas gracias</div><div> </div><div>Eddison</div><div>Costa Rica</div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></blockquote><blockquote type="cite">,</blockquote><blockquote type="cite"><p>_______________________________________________<br>grass-user mailing list<br><a href="mailto:grass-user@lists.osgeo.org" target="_blank">grass-user@lists.osgeo.org</a><br><a href="http://lists.osgeo.org/mailman/listinfo/grass-user" target="_blank">http://lists.osgeo.org/mailman/listinfo/grass-user</a></p></blockquote>_______________________________________________<br>
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