ECS-702 DIGITAL IMAGE PROCESSING
UNIT-I
Introduction and Fundamentals
Motivation and Perspective, Applications, Components of Image Processing System, Element of
Visual Perception, A Simple Image Model, Sampling and Quantization.
Image Enhancement in Frequency Domain
Fourier Transform and the Frequency Domain, Basis of Filtering in Frequency Domain.
UNIT-II
Image Enhancement in Spatial Domain
Introduction; Basic Gray Level Functions – Piecewise-Linear Transformation Functions: Contrast
Stretching; Histogram Specification; Histogram Equalization; Local Enhancement; Enhancement
using Arithmetic/Logic Operations – Image Subtraction, Image Averaging; Basics of Spatial
Filtering; Smoothing - Mean filter, Ordered Statistic Filter; Sharpening – The Laplacian.
UNIT-I
Introduction and Fundamentals
Motivation and Perspective, Applications, Components of Image Processing System, Element of
Visual Perception, A Simple Image Model, Sampling and Quantization.
Image Enhancement in Frequency Domain
Fourier Transform and the Frequency Domain, Basis of Filtering in Frequency Domain.
UNIT-II
Image Enhancement in Spatial Domain
Introduction; Basic Gray Level Functions – Piecewise-Linear Transformation Functions: Contrast
Stretching; Histogram Specification; Histogram Equalization; Local Enhancement; Enhancement
using Arithmetic/Logic Operations – Image Subtraction, Image Averaging; Basics of Spatial
Filtering; Smoothing - Mean filter, Ordered Statistic Filter; Sharpening – The Laplacian.
