<div dir="ltr"><div dir="ltr"><div id="gmail-:193" class="gmail-ii gmail-gt" style="margin:8px 0px 0px;padding:0px;font-family:Roboto,RobotoDraft,Helvetica,Arial,sans-serif"><div id="gmail-:177" class="gmail-a3s gmail-aXjCH"><div dir="ltr"><div dir="ltr"><div dir="ltr"><p class="MsoNormal" style="margin-bottom:0.0001pt;line-height:normal;background-image:initial;background-position:initial;background-size:initial;background-repeat:initial;background-origin:initial;background-clip:initial"><span style="color:rgb(29,33,41)">Sziasztok!</span></p><p class="MsoNormal" style="margin-bottom:0.0001pt;line-height:normal;background-image:initial;background-position:initial;background-size:initial;background-repeat:initial;background-origin:initial;background-clip:initial"><span style="color:rgb(29,33,41)"><br></span></p><p class="MsoNormal" style="margin-bottom:0.0001pt;line-height:normal;background-image:initial;background-position:initial;background-size:initial;background-repeat:initial;background-origin:initial;background-clip:initial"><span style="color:rgb(29,33,41)">Az elmúlt hetekben azzal foglalkoztam, hogy egyszerű DJI drónnal olyan minőségű felvételeket készítsek, melyek alkalmasak tájfutó térkép alapnak.</span></p><p class="MsoNormal" style="margin-bottom:0.0001pt;line-height:normal;background-image:initial;background-position:initial;background-size:initial;background-repeat:initial;background-origin:initial;background-clip:initial"><span style="color:rgb(29,33,41)"> </span></p><p class="MsoNormal" style="margin-bottom:0.0001pt;line-height:normal;background-image:initial;background-position:initial;background-size:initial;background-repeat:initial;background-origin:initial;background-clip:initial"><span style="color:rgb(29,33,41)">Sikerült eljutnom arra a szintre, hogy már tudok pár cm/pixel felbontású képeket létrehozni, melyekkel lehet 10cm pontossággal mérni.</span></p><p class="MsoNormal" style="margin-bottom:0.0001pt;line-height:normal;background-image:initial;background-position:initial;background-size:initial;background-repeat:initial;background-origin:initial;background-clip:initial"><span style="color:rgb(29,33,41)"> </span></p><p class="MsoNormal" style="margin-bottom:0.0001pt;line-height:normal;background-image:initial;background-position:initial;background-size:initial;background-repeat:initial;background-origin:initial;background-clip:initial"><span style="color:rgb(29,33,41)">Most azon dolgozok, hogy GCP-k (Ground Control Points – Földi ellenőrző pontok) segítségével még pontosabb georeferált ortofotókat állítsak elő.</span></p><p class="MsoNormal" style="margin-bottom:0.0001pt;line-height:normal;background-image:initial;background-position:initial;background-size:initial;background-repeat:initial;background-origin:initial;background-clip:initial"><span style="color:rgb(29,33,41)"> </span></p><p class="MsoNormal" style="margin-bottom:0.0001pt;line-height:normal;background-image:initial;background-position:initial;background-size:initial;background-repeat:initial;background-origin:initial;background-clip:initial"><span style="color:rgb(29,33,41)">Kiemelném, hogy ezek nem LIDAR rendszerrel készült fotók, hanem egyszerű képekből fejlett programokkal előállított ortofotók. Ez a technika sokkal olcsóbb és egyszerűbben használható, mint a LIDAR-os, de nem tud olyan minőségű domborzati modelleket előállítani.</span></p><p class="MsoNormal" style="margin-bottom:0.0001pt;line-height:normal;background-image:initial;background-position:initial;background-size:initial;background-repeat:initial;background-origin:initial;background-clip:initial"><span style="color:rgb(29,33,41)"> </span></p><p class="MsoNormal" style="margin-bottom:0.0001pt;line-height:normal;background-image:initial;background-position:initial;background-size:initial;background-repeat:initial;background-origin:initial;background-clip:initial"><span style="color:rgb(29,33,41)">Hogy látjátok, használhatóak ezek a képek térképhelyesbítésben?</span></p><p class="MsoNormal" style="margin-bottom:0.0001pt;line-height:normal;background-image:initial;background-position:initial;background-size:initial;background-repeat:initial;background-origin:initial;background-clip:initial"><span style="color:rgb(29,33,41)">Volt már valakinek tapasztalata hasonló technikákkal?</span></p><p class="MsoNormal" style="margin-bottom:0.0001pt;line-height:normal;background-image:initial;background-position:initial;background-size:initial;background-repeat:initial;background-origin:initial;background-clip:initial"><span style="color:rgb(29,33,41)"> </span></p><p class="MsoNormal" style="margin-bottom:0.0001pt;line-height:normal;background-image:initial;background-position:initial;background-size:initial;background-repeat:initial;background-origin:initial;background-clip:initial"><span style="color:rgb(29,33,41)">Felszerelésem:</span></p><ul type="disc"><li style="margin-left:15px"><span style="color:rgb(29,33,41)">Drón: DJI Spark (80000 Ft)</span></li><li style="margin-left:15px">PC: i5 650 4x3.2GHz CPU, 8Gb DDR3 RAM, RX560 4Gb GPU (80000 Ft)</li><li style="margin-left:15px"><span style="color:rgb(29,33,41)">GPS: G</span><font color="#1d2129">armin etrex 20x</font></li></ul>Használt programok:</div><div dir="ltr"><ul><li style="margin-left:15px"><span style="color:rgb(29,33,41)">Robotpilóta: Drone Harmony</span></li><li style="margin-left:15px"><span style="color:rgb(29,33,41)">Fotó feldolgozó: Agisoft Metashape</span></li></ul></div><div dir="ltr"><p class="MsoNormal" style="margin-bottom:0.0001pt;line-height:normal;background-image:initial;background-position:initial;background-size:initial;background-repeat:initial;background-origin:initial;background-clip:initial"><span style="color:rgb(29,33,41)"><br></span></p><p class="MsoNormal" style="margin-bottom:0.0001pt;line-height:normal;background-image:initial;background-position:initial;background-size:initial;background-repeat:initial;background-origin:initial;background-clip:initial"><span style="color:rgb(29,33,41)">Van akit érdekelnek egy ilyen ortofotó elkészítésének részletei?</span></p><p class="MsoNormal" style="margin-bottom:0.0001pt;line-height:normal;background-image:initial;background-position:initial;background-size:initial;background-repeat:initial;background-origin:initial;background-clip:initial"><span style="color:rgb(29,33,41)"><br></span></p><p class="MsoNormal" style="margin-bottom:0.0001pt;line-height:normal;background-image:initial;background-position:initial;background-size:initial;background-repeat:initial;background-origin:initial;background-clip:initial"><span style="color:rgb(29,33,41)">Íme egy videó eddigi munkáimról: </span><font color="#1d2129"><a href="http://facebook.com/szvsetajfutas/videos/501075087280913/" target="_blank">facebook.com/szvsetajfutas/videos/501075087280913/</a></font></p><p class="MsoNormal" style="margin-bottom:0.0001pt;line-height:normal;background-image:initial;background-position:initial;background-size:initial;background-repeat:initial;background-origin:initial;background-clip:initial"><span style="color:rgb(29,33,41)"> </span></p><p class="MsoNormal" style="margin-bottom:0.0001pt;line-height:normal;background-image:initial;background-position:initial;background-size:initial;background-repeat:initial;background-origin:initial;background-clip:initial"><span style="color:rgb(29,33,41)">Íme, eddigi munkáim magasabb minőségben: <a href="https://drive.google.com/open?id=1JRbjFL5TuTi6107WMNKrPPUpzgg2bxVl" target="_blank">https://drive.google.com/open?id=1JRbjFL5TuTi6107WMNKrPPUpzgg2bxVl</a></span></p><p class="MsoNormal" style="margin-bottom:0.0001pt;line-height:normal;background-image:initial;background-position:initial;background-size:initial;background-repeat:initial;background-origin:initial;background-clip:initial"><span style="color:rgb(29,33,41)"><br></span></p><p class="MsoNormal" style="margin-bottom:0.0001pt;line-height:normal;background-image:initial;background-position:initial;background-size:initial;background-repeat:initial;background-origin:initial;background-clip:initial"><span style="color:rgb(29,33,41)">Barna Gergely – a SZVSE fotósa</span></p></div></div></div><div class="gmail-yj6qo"></div><div class="gmail-adL"></div></div></div><div class="gmail-hq gmail-gt" id="gmail-:1ba" style="font-family:Roboto,RobotoDraft,Helvetica,Arial,sans-serif"></div></div></div>