Marine remote sensing toolkit

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BRG The University of Queensland
Fundamentals

- Main page
- Pre-processing
- Field data collection
- Mapping approaches
  - Manual delineation
  - Object based analysis
  - Supervised class.
  - Unsupervised class.
  - Inverse modelling
  - Regression analysis
- Change and trends
- Delivery

# Object based analysis

Object based analysis first divides an image into segments (objects), based on colour + texture + detail required.

Segments are then labelled manually or automatically using membership rules which may depend on colour, texture, location + biophysical properties.

## References:

Blaschke, T. (in Press). "Object based image analysis for remote sensing." Journal of Photogrammetry and Remote Sensing.

Phinn, S. R., C. M. Roelfsema and P. J. Mumby (in press). "Multi-scale image segmentation for mapping coral reef geomorphic and benthic community zone." International Journal of Remote Sensing.