<html><head></head><body><div style="color:#000; background-color:#fff; font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:16px"><div id="yui_3_16_0_1_1456210274801_4847"><span id="yui_3_16_0_1_1456210274801_4869">Buongiorno,</span></div><div id="yui_3_16_0_1_1456210274801_4847"><span><br></span></div><div id="yui_3_16_0_1_1456210274801_4847" dir="ltr"><span id="yui_3_16_0_1_1456210274801_4896">credo che la soluzione sia una "spatial query", come in questo esempio:</span></div><div id="yui_3_16_0_1_1456210274801_4847" dir="ltr"><span><br></span></div><div id="yui_3_16_0_1_1456210274801_4847" dir="ltr"><span id="yui_3_16_0_1_1456210274801_4903"><a href="http://www.qgistutorials.com/en/docs/performing_spatial_queries.html" id="yui_3_16_0_1_1456210274801_4900">Performing Spatial Queries — QGIS Tutorials and Tips</a><br></span></div><div style="width:450px; font-family: 'Georgia', 'Times', 'Times New Roman', 'serif';margin-top:5px; margin-bottom: 5px; 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vertical-align: middle; font-family: 'Georgia', 'Times', 'Times New Roman', 'serif';" id="yui_3_16_0_1_1456210274801_4939"><div class="link-enhancr-text-part link-enhancr-element" style="line-height:16.5px; background-color: #ffffff; height: 135px; width: 245px;" id="yui_3_16_0_1_1456210274801_4950"><div class="link-enhancr-element" style="word-wrap: break-word; word-break: break-all;" id="yui_3_16_0_1_1456210274801_4949"><span class="link-enhancr-element icon icon-shrink link-enhancr-toggle"></span><span class="link-enhancr-element icon icon-close link-enhancr-delete"></span><a href="http://www.qgistutorials.com/en/docs/performing_spatial_queries.html" class="link-enhancr-card-urlWrapper link-enhancr-element" style="text-decoration: none !important;text-decoration:none; color: #000000 !important; line-height: 100%; font-size: 18px; display: block;"><span class="link-enhancr-element link-enhancr-card-title" style="margin: 0; font-weight: normal;margin-bottom: 3px; font-size: 18px; line-height: 21px; max-height: 43px; color: #000000; overflow: hidden !important; display: inline-block;">Performing Spatial Queries — QGIS Tutorials and Tips</span></a><div style="font-size: 13px; line-height: 20px; color: #999999; max-height: 81px; font-family: 'Georgia', 'Times', 'Times New Roman', 'serif';overflow: hidden;" class="link-enhancr-card-description link-enhancr-element" id="yui_3_16_0_1_1456210274801_4948">Performing Spatial Queries¶ [ Download PDF
A4
Letter ] Spatial queries are core to many types of GIS analysis. In QGIS, this
functionality is available via the Spa...</div></div></div></td></tr><tr><td colspan="2" class="link-enhancr-element" style="height: 4px; background-color: #ffffff; font-size: 0pt; border-collapse: collapse;"><div class="link-enhancr-element" style="height: 4px; background-color: #ffffff; font-size: 4pt;"></div></td></tr><tr><td class="link-enhancr-element" style="vertical-align: middle; font-family: 'Arial', 'Helvetica Neue', 'Helvetica', 'sans-serif';"><div class="link-enhancr-element" style="font-size: 0pt;"><a href="http://www.qgistutorials.com/en/docs/performing_spatial_queries.html" class="link-enhancr-card-url link-enhancr-element" style="color: black; text-decoration: none !important;text-decoration:none;cursor:pointer !important;" target="_blank"><span class="link-enhancr-element link-enhancr-view-on" style="display: inline-block; line-height: 11px; max-width: 145px; min-width: 85px; overflow: hidden; max-height: 13px; word-break: break-all;" id="yui_3_16_0_1_1456210274801_4932"><span class="link-enhancr-element link-enhancr-mobile-no-resize" style="vertical-align:middle; font-size: 9px; line-height: 11px; color: #999999; -moz-text-size-adjust: none; -ms-text-size-adjust: none; -webkit-text-size-adjust:none; text-size-adjust:none;">Visualizza su <span style="font-weight: bold" class="link-enhancr-view-on-domain">www.qgistutorial...</span></span></span></a></div></td><td class="link-enhancr-element" style="vertical-align: middle; width: 100px; font-family: 'Arial', 'Helvetica Neue', 'Helvetica', 'sans-serif';"><div class="link-enhancr-element link-enhancr-preview-wrapper" style="max-width: 100px; min-width: 80px; overflow: hidden; text-align: right; line-height: 11px; max-height: 13px; font-size: 0pt;"><span class="link-enhancr-element link-enhancr-preview-by link-enhancr-mobile-no-resize" style="vertical-align:middle; font-size: 9px; line-height: 11px; color: #999999; -moz-text-size-adjust: none; -ms-text-size-adjust: none; -webkit-text-size-adjust:none; text-size-adjust:none;">Anteprima per Yahoo</span></div></td></tr><tr><td colspan="2" class="link-enhancr-element" style="height: 9px; background-color: #ffffff; font-size: 0pt; border-collapse: collapse;"><div class="link-enhancr-element" style="height: 9px; background-color: #ffffff; font-size: 9pt;"></div></td></tr><tr class="link-enhancr-element" id="yui_3_16_0_1_1456210274801_4943"><td class="link-enhancr-element" colspan="8" style="height: 1px; background-color: #e5e5e5; font-size: 1px; border-collapse: collapse;" id="yui_3_16_0_1_1456210274801_4942"><div class="link-enhancr-element" style="height: 1px; background-color: #e5e5e5; font-size: 1px; line-height:0px" id="yui_3_16_0_1_1456210274801_4941"> </div></td></tr></tbody></table></div><div id="yui_3_16_0_1_1456210274801_4847"><br></div><div class="qtdSeparateBR" id="yui_3_16_0_1_1456210274801_4851">Ciao,</div><div class="qtdSeparateBR" id="yui_3_16_0_1_1456210274801_4851"><br></div><div class="qtdSeparateBR" id="yui_3_16_0_1_1456210274801_4851">Matteo<br><br></div><div class="yahoo_quoted" id="yui_3_16_0_1_1456210274801_4794" style="display: block;"> <div style="font-family: HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif; font-size: 16px;" id="yui_3_16_0_1_1456210274801_4793"> <div style="font-family: HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif; font-size: 16px;" id="yui_3_16_0_1_1456210274801_4792"> <div dir="ltr" id="yui_3_16_0_1_1456210274801_4791"> <font size="2" face="Arial" id="yui_3_16_0_1_1456210274801_4846"> <hr size="1" id="yui_3_16_0_1_1456210274801_4895"> <b><span style="font-weight:bold;">Da:</span></b> p.carbonari <paolo.carbonari82@gmail.com><br> <b><span style="font-weight: bold;">A:</span></b> gfoss@lists.gfoss.it <br> <b><span style="font-weight: bold;">Inviato:</span></b> Lunedì 22 Febbraio 2016 18:08<br> <b><span style="font-weight: bold;">Oggetto:</span></b> [Gfoss] qgis - analisi spaziale - punti vicini con attr<br> </font> </div> <div class="y_msg_container" id="yui_3_16_0_1_1456210274801_4894"><br>Buonasera a tutti,<br>devo effettuare una pulizia di punti e volevo farla con qgis ma non so bene<br>come senza utilizzare qualche db tipo postgis.<br><br>Ho una serie di punti e in alcuni casi sono punti simili con alcune<br>tipologie differenti.<br>Con un buffer identifico dei punti vicini, di questi devo fare una selezione<br>nel caso in cui il valore di un campo sia tra loro diverso.<br><br>Come faccio a fare questo.<br><br>es. con un buffer di 100 metri identifico il punto 1, 3, 5, 7.<br>questi punti in un campo "x" hanno il valore a (punti 3, 5, 7) e valore b<br>(punto 1).<br>come faccio a selezionare solo i punti che ricadono nel buffer ed hanno<br>valore diverso es. punto 1?<br><br>Grazie a chi riuscirà a darmi qualche dritta.<br><br>--<br>View this message in context: <a href="http://gfoss-geographic-free-and-open-source-software-italian-mailing.3056002.n2.nabble.com/qgis-analisi-spaziale-punti-vicini-con-attr-tp7595535.html" target="_blank" id="yui_3_16_0_1_1456210274801_4951">http://gfoss-geographic-free-and-open-source-software-italian-mailing.3056002.n2.nabble.com/qgis-analisi-spaziale-punti-vicini-con-attr-tp7595535.html</a><br>Sent from the Gfoss -- Geographic Free and Open Source Software - Italian mailing list mailing list archive at Nabble.com.<br>_______________________________________________<br><a ymailto="mailto:Gfoss@lists.gfoss.it" href="mailto:Gfoss@lists.gfoss.it" id="yui_3_16_0_1_1456210274801_4958">Gfoss@lists.gfoss.it</a><br><a href="http://lists.gfoss.it/cgi-bin/mailman/listinfo/gfoss" target="_blank" id="yui_3_16_0_1_1456210274801_4959">http://lists.gfoss.it/cgi-bin/mailman/listinfo/gfoss</a><br>Questa e' una lista di discussione pubblica aperta a tutti.<br>I messaggi di questa lista non hanno relazione diretta con le posizioni dell'Associazione GFOSS.it.<br>808 iscritti al 30.01.2015<br><br></div> </div> </div> </div></div></body></html>