EC2029 DIGITAL IMAGE PROCESSING

Elements of digital image processing systems, Vidicon and Digital Camera working
principles, Elements of visual perception, brightness, contrast, hue, saturation, mach
band effect, Color image fundamentals - RGB, HSI models, Image sampling,
Quantization, dither, Two-dimensional mathematical preliminaries, 2D transforms -
DFT, DCT, KLT, SVD.
UNIT II IMAGE ENHANCEMENT 9
Histogram equalization and specification techniques, Noise distributions, Spatial
averaging, Directional Smoothing, Median, Geometric mean, Harmonic mean,
Contraharmonic mean filters, Homomorphic filtering, Color image enhancement.

UNIT III IMAGE RESTORATION 9
Image Restoration - degradation model, Unconstrained restoration - Lagrange multiplier
and Constrained restoration, Inverse filtering-removal of blur caused by uniform linear
motion, Wiener filtering, Geometric transformations-spatial transformations.
UNIT IV IMAGE SEGMENTATION 9
Edge detection, Edge linking via Hough transform – Thresholding - Region based
segmentation – Region growing – Region splitting and Merging – Segmentation by
morphological watersheds – basic concepts – Dam construction – Watershed
segmentation algorithm.
UNIT V IMAGE COMPRESSION 9
Need for data compression, Huffman, Run Length Encoding, Shift codes, Arithmetic
coding, Vector Quantization, Transform coding, JPEG standard, MPEG.
TOTAL= 45 PERIODS
TEXTBOOKS:
1. Rafael C. Gonzalez, Richard E. Woods, , Digital Image Processing', Pearson ,
Second Edition, 2004.
2. Anil K. Jain, , Fundamentals of Digital Image Processing', Pearson 2002.

REFERENCES:
1. Kenneth R. Castleman, Digital Image Processing, Pearson, 2006.
2. Rafael C. Gonzalez, Richard E. Woods, Steven Eddins,' Digital Image Processing
using MATLAB', Pearson Education, Inc., 2004.
3. D,E. Dudgeon and RM. Mersereau, , Multidimensional Digital Signal Processing',
Prentice Hall Professional Technical Reference, 1990.
4. William K. Pratt, , Digital Image Processing' , John Wiley, New York, 2002
5. Milan Sonka et aI, 'IMAGE PROCESSING, ANALYSIS AND MACHINE
VISION', Brookes/Cole, Vikas Publishing House, 2nd edition, 1999,


EC2029 DIGITAL IMAGE PROCESSING L T P C
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UNIT I DIGITAL IMAGE FUNDAMENTALS 9
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