Reclassifying Rasters with a Table of Values
(QGIS) Accessing the Reclassify by Table Tool; Reclassify by Table Tool Options and Parameters; Example Reclassification
Extracting Rasters with a Mask Layer
(QGIS) Utility of the Clip Raster by Mask Layer Tool; Accessing the Clip Raster by Mask Layer Tool; Inputs & Clipping a Raster
Calculating Zonal Statistics
(QGIS) Option 1: the Zonal Statistics Tool (polygon zone layers); Option 2: the Raster Layer Zonal Statistics tool (raster zone layers)
Exporting a Raster Dataset
(QGIS) Accessing the Save Raster Layer As tool; Options in the Save Raster Layer As tool
Plotting GPX Data
(QGIS) Setting Up to Plot; Option 1: Drag from Browser Panel; Option 2: Add from Data Source Manager
Finding & Installing QGIS Plugins
(QGIS) Accessing the Plugins Window; Installing Plugins from Repository and ZIP File; Viewing Installed Plugins
Creating Attributes for Digitized Features
(QGIS) Option 1: Create Attributes while Digitizing; Option 2: Add in the Attribute Table
Converting Rasters to Polygon Features
(QGIS) Accessing the Polygonize (raster to vector) Tool; Tool Parameters and Example
Copying Values to a New Field
QGIS) Replicating (copying) values from one attribute field to another, when calculating fields
Classified Quantitative Symbology for Rasters
(QGIS) Accessing and reviewing raster symbology options; Two examples
Unclassified Quantitative Symbology for Rasters
(QGIS) Default raster symbology settings; Accessing and reviewing raster symbology options; Changing the color ramp, with an example
Calculating Kernel Densities
(QGIS) Accessing the Heatmap tool and reviewing its parameters; Calculating a Kernel Density raster from point features with three examples
Creating Buffers
(QGIS) Accessing the Buffer tool and reviewing its parameters; Running the tool with one example
Dissolving Features & Summarizing Attributes (with the Aggregate Tool)
(QGIS) Accessing the Aggregate tool; Reviewing the tool’s parameters; Examining results with an example
All About Layer Properties
(QGIS) Accessing the Layer Properties menu; Vector layer properties; Raster layer properties
Georeferencing in QGIS
(QGIS) Setting up for georeferencing; Accessing the Georeferencer; Adding control points; Checking accuracy and Adjusting control points; Transformation Settings; Running the georeferencing operation; More notes and tips on control points
Digitizing Polygons
(QGIS) Setting up for Digitizing including accessing the Digitizing Toolbar and Toggling Editing mode; Adding polygon features; Editing polygon features with the Vertex tool; Highlighting other digitizing tools
Digitizing Lines
(QGIS) Setting up for Digitizing including accessing the Digitizing Toolbar and Toggling Editing mode; Adding line features; Editing line features with the Vertex tool; Highlighting other digitizing tools