Image representation - Gray scale and colour Images, image sampling and quantization.;Two dimensional orthogonal transforms - DFT, FFT, WHT, Haar transform, KLT, DCT.;Image enhancement - filters in spatial and frequency domains, histogram-based processing, homomorphic filtering.;Edge detection - non parametric and model based approaches, LOG filters, localisation problem.;Image Restoration - PSF, circulant and block - circulant matrices, deconvolution, restoration using inverse filtering, Wiener filtering and maximum entropy-based methods.;Mathematical morphology - binary morphology, dilation, erosion, opening and closing, duality relations, gray scale morphology, applications such as hit-and-miss transform, thinning and shape decomposition.;Computer tomography - parallel beam projection, Radon transform, and its inverse, Back-projection operator, Fourier-slice theorem, CBP and FBP methods, ART, Fan beam projection.;Image communication - JPEG, MPEGs and H.26x standards, packet video, error concealment.;Image texture analysis - co-occurence matrix, measures of textures, statistical models for textures.Misc. topics such as - Hough Transform, boundary detection, chain coding, and segmentation, thresholding methods.
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