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EC2029/EC 708 Digital Image Processing Nov/Dec 2013 Question Paper ECE 7th Semester regulation 2008

EC2029 / EC 708 Digital Image Processing November /December 2013 Question Paper ECE 7th  Semester regulation 2008

Anna university

BE/B Tech Degree Examination November /December 2013




Department of  Electronics and Communication Engineering


Meant for Anna University Coimbatore,trichy,trinelveli


Question Paper
(Regulation 2008/2010)
___________________________________________________________________________________
Details:
University:Anna University
Year: fourth Year(ECE)
Department:  B E Electronics and Communication Engineering
Semester:VII(ECE) 
Content: EC2029 / EC 708 Digital Image Processing November /December 2013 Question Paper ECE 7th  Semester regulation 2008
Subject code: EC2029/EC 708
Subject Name: Digital Image Processing
Regulation: 2008 or 2010 
Post Type: Question Paper
Question Paper  year: November /December 2013 

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CONTENTS COVERED

UNIT I DIGITAL IMAGE FUNDAMENTALS 9
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.






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