Task
Your task is to read this introduction to image enhancement and explain concepts, techniques and limitations to contrast enhancement and principal components tranformation. Demonstrate your understanding by completing the e-Tutorial.

Image Enhancement in the Spectral Domain
[ pdf ]

Source: Trodd N, 2002. Image processing in the spectral domain: image enhancement. Manchester: UNIGIS.
e-Tutorial: Enhancing Spectral Information  
Task
 
Contrast Enhancement
[ Clark Labs IDRISI32 ]
[ ERDAS IMAGINE ]
 
PCA
[ Clark Labs IDRISI32 ]
[ ERDAS IMAGINE ]