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
Digitizing Points
(QGIS) Setting up for Digitizing including accessing the Digitizing Toolbar and Toggling Editing mode; Adding point features; Editing point features with the Vertex tool; Highlighting other digitizing tools
Creating a New Vector Dataset
(QGIS) Accessing the Create Layers tools; the New Shapefile Layer tool’s parameters and examples.
Clipping Features
(QGIS) Accessing the Clip tool; Reviewing the Clip tool parameters; Running the tool and examining results, with an example
Feature Unions
(QGIS) Accessing the Union Tool; Reviewing the tool parameters; Running the Tool and Examining Results, with an example
Dissolving Features
(QGIS) Accessing the Dissolve Tool; Reviewing the tool’s parameters; Examining results with an example
Creating Distance Rasters
(QGIS) Accessing the Proximity (Raster Distance) tool; Reviewing the tool’s parameters; Running one example and examining the results.
Converting Vector Features to Rasters
(QGIS) Accessing and using the Rasterize (vector to raster) tool, with an example