Creating a combined ring and wedge polygon buffer around vector points in QGIS
Hiking & ActivitiesHow do I add a buffer around a point in Qgis? Quote from video: And that thing is fine you can add the results to the canvas. Ok and there you go you can see the buffers on that but you can't see the point. So you can you move the buffers or layer. How
Are ESRI files preprojected? Trying to square a small projection with Web Mercator
Hiking & ActivitiesWhy not to use Web Mercator? Similar to the Mercator projection, areas stretch out towards the poles. This means you should not use this projection to display the poles. Due to the apparent distortions, the Web Mercator projection is also not appropriate for any spatial analysis or area calculations. Why is Web Mercator used? The
Radiometric Calibration of LandSat 8
Hiking & ActivitiesWhat is the radiometric resolution of Landsat 8? Landsat 8 images have 15-meter panchromatic and 30-meter multi-spectral spatial resolutions along a 185 km (115 mi) swath. What is radiometric calibration in GIS? Radiometric Calibration refers to the ability to convert the digital numbers recorded by satellite imaging systems into physical units. Those units are either
Plotting “diagram” in matplotlib?
Hiking & ActivitiesHow do you plot a diagram in Python? Following steps were followed: Define the x-axis and corresponding y-axis values as lists. Plot them on canvas using . plot() function. Give a name to x-axis and y-axis using . xlabel() and . ylabel() functions. Give a title to your plot using . title() function. Finally, to
Exporting ArcGIS Metadata to HTML with thumbnail?
Hiking & ActivitiesHow do I export metadata from ArcGIS? Exporting metadata from the Metadata toolbar In the ArcCatalog Contents tab, press the CTRL key while clicking the ArcGIS items whose metadata you want to export. Click the Export Metadata button. Provide a location and file name, if appropriate, for the stand-alone metadata XML files that will be
Calculating the Area of a Raster/Vector in Google Earth Engine
Hiking & ActivitiesHow do you measure area in Google Earth Engine? Tips: On your computer, open Google Earth. Search for a place, or select a location on the globe. On the left, click Measure. . Click the map to set measurement points. To remove a point, on the right, click Undo . To complete your line measurement,