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Andre Silva's user avatar
Andre Silva's user avatar
Andre Silva's user avatar
Andre Silva
  • Member for 11 years, 2 months
  • Last seen this week
  • Rio Branco, AC, Brazil
29 votes

Replacing NAs with 0 for raster data using R

20 votes

How to perform a true GIS clip of polygons layer using a polygon layer in R?

20 votes

QGIS 2.14.1 LAStools install error: "wrong value for parameter 'Msys folder'..."

17 votes

Plotting map resulted from kriging in R

16 votes

Determining bare earth DEM from unclassified LAS file?

16 votes
Accepted

Removing columns in a SpatialPolygonsDataFrame in R?

15 votes

Layers with same coordinate system should align/overlap in ArcMap but do not?

14 votes
Accepted

LAStools plugin in QGIS: ''The system cannot find the path specified."

13 votes

Differences between DEM, DSM and DTM?

13 votes

Interactive and dynamic map with wind data in R leaflet?

11 votes

What are LiDAR returns?

10 votes

Which interpolation technique is suitable for a bathymetry of a small lake?

9 votes
Accepted

Editing LiDAR point cloud to remove noise/outliers present below and above ground?

9 votes

Converting LiDAR data to raster (DEM/DSM) for ArcGIS input?

8 votes

Comparing two Digital Elevation Models (DEMs) from LAS files?

8 votes
Accepted

Clipping LAS data using shapefile polygons and open source software?

8 votes

Creating DEM from LAS file without using LAStools?

8 votes

Viewing LIDAR data (.las) in QGIS?

8 votes

Converting LiDAR files from LAZ to LAS format

8 votes
Accepted

Why Landsat ETM+ panchromatic band' wavelength steps over visible range?

8 votes
Accepted

Turning a single MultiPolygon into many small polygons?

7 votes
Accepted

Calculating shadow of trees with DEM in QGIS?

7 votes
Accepted

How to calculate kriging weights?

7 votes

Finding outliers with wrong Z values in LIDAR data

7 votes
Accepted

Advantage of Digital Elevation Model (DEM) in Agriculture?

6 votes

Problem overlapping shapefile and raster in R?

6 votes

Normalizing point cloud data

6 votes
Accepted

What spatially-aware GUI administration softwares exist for PostgreSQL/PostGIS?

6 votes

Resizing attribute table on QGIS print layout

5 votes

Converting polyline to polygon in QGIS

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