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Sani ITA

Multispectral Classification

Duration: 2 daysThis two day advanced course teaches students how to perform both unsupervised and supervised classification, optimising the accuracy of land cover maps. The class will incorporate ancillary data such as aerial photography, GPS data and ground truth surveys.Dates

  • February 15, 2012
  • March 14, 2012
  • April 25, 2012
  • May 30, 2012
  • June 27, 2012
  • August 1, 2012
  • September 12, 2012
  • October 17, 2012
  • November 7, 2012
  • December 5, 2012

Hotels

Topics covered
  • CellArray Access
  • Unsupervised land cover classification
  • Raster attribute manipulations
  • Masking utilities
  • Training site selection
  • Training signature evaluations
  • Supervised land cover classification
  • Feature space analysis
  • Thresholding utility
  • Accuracy assessment

Objectives, upon completion of this course, the student will have used the tools and methods needed to:
  • Create a land cover map from unsupervised classification routines
  • Evaluate and manipulate attributes from an unsupervised training method
  • Define colours and class names for unsupervised training data
  • Define supervised training data using AOI’s and vector data
  • Manipulate supervised training data within the signature editor
  • Evaluate supervised training data statistics
  • Apply a land cover classification decision rule to a group of training data
  • Evaluate and enhance the classification with the threshold utility
  • Perform an accuracy assessment on the classification with the use of ground survey data
  • Address confused classes with Spatial Models

Software Covered
  • ERDAS IMAGINE Professional

Prerequisites, you are required to complete the following course(s):

Contact us

Have a question about a product

Phone: +1 905 943 7774

Email: sales@sani-ita.com

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