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How to have a DEM for plant height

Yesterday, 08:30 AM

Posted by laura_p in Remote Sensing
Hello everyone, I'm here to post a very basic question about DEMs. Can a DEM be derived only with Lidar\Radar technologies? Or are there ways to elaborate a DEM also from optical?I am working on crop classification and it would be extremely useful for me to be able to derive plant heigh...

  89 Views · 1 Replies ( Last reply by Art409 )


SQL Server: How to create Wedge (ST_Geometry)

16 Sep 2016

Posted by arso in General GIS Topic
I want to create a Wedge in SQL server without using any mapping tool like ArcMap, which will be visualized (only) in ArcGIS. Unfortunately, ST_Geometry is not supported in SQL Server and CircularString is not supported in ArcGIS. I assumed to create a buffer around a point but my actua...

  160 Views · 1 Replies ( Last reply by rahmansunbeam )


UAS Survey of a Mountain Highway in Macedonia

16 Sep 2016

Posted by ptapken in GeoHardware
View this survey video with the Trimble UX5 HP and many other videos and case studies on Geo-matching.

  151 Views · 0 Replies


Why MSS or SPOT-HRV does not have the "blue band"

15 Sep 2016

Posted by lybinhan1 in Remote Sensing
Somebody please help me. I have a question that why the "blue band" was not included in SPOT-HRV sensor? On Landsat 4 - TM sensor which have "blue band" from 1982. Why SPOT-1 (1986) and even SPOT-6 (2004) does not have "blue band". The bue band is important which is used to monitor sedi...

  153 Views · 4 Replies ( Last reply by Art409 )

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