18. The QGIS processing guide

This module contributed by Victor Olaya and Paolo Cavallini.

Contents:

• 18.1. Introduction
• 18.2. An important warning before starting
• 18.3. Setting-up the processing framework
• 18.4. Running our first algorithm. The toolbox
• 18.5. More algorithms and data types
• 18.6. CRSs. Reprojecting
• 18.7. Selection
• 18.8. Running an external algorithm
• 18.9. The processing log
  • 18.9.1. Advanced
• 18.10. The raster calculator. No-data values
• 18.11. Vector calculator
• 18.12. Defining extents
• 18.13. HTML outputs
• 18.14. First analysis example
• 18.15. Clipping and merging raster layers
• 18.16. Hydrological analysis
• 18.17. Starting with the graphical modeler
• 18.18. More complex models
• 18.19. Numeric calculations in the modeler
• 18.20. A model within a model
• 18.21. Using modeler-only tools for creating a model
• 18.22. Interpolation
• 18.23. More interpolation
• 18.24. Iterative execution of algorithms
• 18.25. More iterative execution of algorithms
• 18.26. The batch processing interface
• 18.27. Models in the batch processing interface
• 18.28. Pre- and post-execution script hooks
• 18.29. Other programs
  • 18.29.1. GRASS
  • 18.29.2. R
  • 18.29.3. Others
  • 18.29.4. Comparison among backends
• 18.30. Interpolation and contouring
  • 18.30.1. Interpolation
  • 18.30.2. Contour
• 18.31. Vector simplification and smoothing
• 18.32. Planning a solar farm
• 18.33. Use R scripts in Processing
  • 18.33.1. Adding scripts
  • 18.33.2. Creating plots
  • 18.33.3. Create a vector
  • 18.33.4. Text and graph output from R - syntax
• 18.34. Predicting landslides