Converting to PDF using QGIS?
Geographic Information SystemsIf you want a PDF you need to first create a composer window, File->New Print Composer.. . Once you have a new print composer you can add a map ( Layer->Add Map.. ) and add it by dragging an area in the composer. You can then export the composer to PDF using File->Export to PDF..
Postgis query for nearest neighbor returns distant coordinates
Geographic Information SystemsHow do I find my nearest neighbors distance? The average nearest neighbor ratio is calculated as the observed average distance divided by the expected average distance (with expected average distance being based on a hypothetical random distribution with the same number of features covering the same total area). How do I find the distance between
Confusion matrix from supervised learning
Geographic Information SystemsA Confusion matrix is an N x N matrix used for evaluating the performance of a classification model, where N is the number of target classes. The matrix compares the actual target values with those predicted by the machine learning model. What is confusion matrix in supervised classification? A confusion matrix is a commonly used
Setting rendering order of line layers in QGIS
Geographic Information SystemsHow do I change the order of rendering in QGIS? To resolve this in QGIS, choose the Layer Properties and in the Symbology tab tick the option – Control feature rendering order. Then choose the Order button…. Here you can define the order of how your map features are drawn in the map. How do
ApplySymbologyFromLayer on ArcGIS Pro not working?
Geographic Information SystemsHow do I apply Symbology to a layer in ArcGIS Pro? Import symbology to a feature layer Select the feature layer in the Contents pane. On the Feature Layer tab, in the Drawing group, click Import . Set the Symbology Layer parameter to the layer that contains the symbology you want to import. Why won
Mapbox GL JS set Max Zoom level not working?
Geographic Information SystemsWhat is the maximum zoom level in Mapbox GL? 22 Mapbox provides maps in 23 zoom levels, with 0 being the lowest zoom level (fully zoomed out) and 22 being the highest (fully zoomed in). How do I turn off zoom in Mapbox? Mapbox GL provides option scrollZoom to enable/disable zooming on scroll and pinch-to-zoom
How to set urban areas to NoData in a DTM?
Geographic Information SystemsHow do I set NoData values in Arcgis? How to change NoData cells to a value Identify the NoData locations with the IsNull tool: Input raster : InRas1. Output raster : OutNullRas. Use Con on the results to give the original NoData areas a value: Input conditional raster : OutNullRas. Expression : “Value = 1”
Import JavaScript Google Earth Engine function scripts in a Python API script
Geographic Information SystemsHow do I import Google Earth engine into Python? Setup Download Python. Download pip. Run the below command from a command-line to download/install the Python API client. Run the below command from a command-line to ensure you have the proper crypto libraries installed. Run the below command from a command-line to download/install the Earth Engine
Many-to-many clip in ArcGIS 10.2
Geographic Information SystemsHow do I clip multiple shapefiles in ArcGIS? 3 Answers Locate the Clip tool in the ArcToolbox window (Analysis Tools toolbox, Extract toolset) where you can right-click on it and choose Batch. Multiple select your layers and drag them in as Input Features. How do I clip multiple polygons in ArcGIS? Using the Edit tool,
Converting jpg file to shapefile?
Geographic Information SystemsHow do I convert a JPEG to a shapefile? Steps: Download and install QGIS to your computer, and save the source image to your desktop. Open QGIS. Add your source image as a Raster Layer. Select the default coordinate reference system assigned (WGS 84) and click OK. Convert the Raster file into a Vector file.