Posted on February 15, 2023 (Updated on July 10, 2025)
Pansharpening of atmospheric corrected image
Hiking & ActivitiesWhat is Pansharpening in remote sensing? Pansharpening is a fusion technique to combine a panchromatic image of high spatial resolution with multispectral image data of lower spatial resolution to obtain a high-resolution multispectral image. During this process, the significant spectral characteristics of the multispectral data should be preserved. What is the process of atmospheric correction?
Posted on February 15, 2023 (Updated on July 10, 2025)
Extract Multivalues to Points giving Error ?
Hiking & ActivitiesHow to extract values to points in Esri? The Extract Values to Points tool extracts the cell values of a raster and creates a new point feature class. In ArcGIS Pro, click the Analysis ribbon, and click the Tools icon. In the Geoprocessing pane, search for and click Extract Values to Points. How do I
Posted on February 15, 2023 (Updated on July 10, 2025)
How to solve ‘syntax error, unexpected LE’ in QGIS query builder?
Hiking & ActivitiesHow do I enable query builder in QGIS? Open the Query Builder by opening the Layer Properties and going to the General menu. Under Feature subset, click on the [Query Builder] button to open the Query builder. How do I run a SQL query in QGIS? This will involve running an SQL query, then saving
Posted on February 15, 2023 (Updated on July 10, 2025)
Looping through all FeatureLayers in map using ArcGIS API for JavaScript
Hiking & ActivitiesIs ArcGIS API for JavaScript free? The JavaScript API is hosted by Esri and is available for free use, please read the Terms of Use – FAQ for more info. How to add layer in Esri JavaScript? Steps Go to your dashboard to get an API key . In CodePen, set the apiKey to your
Posted on February 15, 2023 (Updated on July 10, 2025)
Converting *.lyr file to shapefile or raster using ArcPy?
Hiking & ActivitiesCan I convert a .lyr file to a shapefile? lyr). You can convert any layer to shape file by exporting it. From the pop up menu, click Data > Export Data. On the dialog, rename the output file name and folder if necessary. What is a lyr file? Layer Files (. lyr) are a means
Posted on February 15, 2023 (Updated on July 10, 2025)
How many buildings are there in OpenStreetMap?
Hiking & ActivitiesHow big is the OSM database? osm is the OpenStreetMap data in one file: all the nodes, ways and relations that make up our map. A new version is released every week. It’s a big file (on 2023-02-01, the plain OSM XML variant takes over 1696.6 GB when uncompressed from the 123.4 GB bzip2-compressed or