UNIT-I

DIGITAL IMAGE FUNDAMENTALS AND TRANSFORMS9

S.NoTopics to be covered

1. Elements of digital image processing systems

2. Vidicon and Digital Camera working principles

3. Elements of visual perception

4. Brightness, contrast, hue, saturation, mach band effect

5. Color image fundamentals RGB models

6. HSI models

7. Image sampling and quantization, Dither

8. Two-dimensional mathematical preliminaries

9. Introduction to Fourier Transform and DFT

10. Discrete Cosine Transform and its properties

11. Karhunen Loeve transforms and its properties

12. Singular Value Decomposition and its properties

UNIT II IMAGE ENHANCEMENT 9

S.NoTopics to be covered

1Spatial Domain methods: Basic grey level transformation

2Histogram equalization

3Histogram specification techniques

4Noise Distributions

5Spatial averaging

6Directional Smoothing

7Median, Geometric mean, Harmonic mean, Contraharmonic mean filters

8Homomorphic filtering

9Color image enhancement techniques

10Color image enhancement techniques

UNIT III IMAGE RESTORATION 9

S.NoTopics to be covered

1Introduction to Image restoration

2Degradation models

3Unconstrained restoration

4Lagrange multiplier

5Constrained restoration

6Inverse filtering-

7Removal of blur caused by uniform linear motion

8Wiener filtering

9Geometric transformations

10Spatial transformation

UNIT IV IMAGE SEGMENTATION 9 S.NoTopics to be covered

1Introduction Image Segmentation

2Edge detection

3Edge linking via Hough transform

4Thresholding

5Region Based segmentation

6Region growing

7 Region splitting and Merging

8Segmentation by morphological watersheds basic concepts

9Dam construction

10Watershed segmentation algorithm

UNIT V IMAGE COMPRESSION 9

S.NoTopics to be covered

1Need for data compression, Different types of compression

2Variable length coding-Huffman Coding

3Tutorials

4Run Length Encoding, Shift codes

5Arithmetic coding

6Vector Quantization

7Lossy Compression: Transform coding

8Wavelet coding

9Basics of Image compression standards: JPEG

10MPEG standards