Learn · Image Signal Processing
Lecture 41 of 84Week 6
Alternative Forms of 2D
Prof. A. N. Rajagopalan · IIT Madras
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- Image Signal Processing, IIT Madras (at NPTEL)
- Licence
- CC BY-NC-SA, as NPTEL states it. Non-commercial use only.
- Attribution
- NPTEL states: "Distributed under Creative Commons Attribution-ShareAlike / CC BY - NC - SA", beside a BY-NC-SA badge.
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All the lectures
- Course Introduction
- Applications of Image processing
- Applications of Image processing (continued)
- Basics of Images
- Shot Noise
- Geometric Transformations
- Geometric Transformations (continued)
- Bilinear Interpolation
- Geometric Transformations (continued)
- Projective Transformation
- Homography
- Homography - Special cases
- Computing Homography
- RANSAC
- Rotational Homography
- Research Challenges
- Real Aperture Camera
- Real aperture camera - Introduction
- Cricle of confusion
- Depth of field, Linearity
- Space-Invariance
- 2D Convolution
- 2D Convolution
- Blur Models
- Space-variant Blurring
- Shape from X - Introduction
- 2-View Stereo
- Introduction to Shape from Focus
- SFF Principle
- Shape from focus - Gaussian fitting
- Shape from focus- Focus operators
- Shape from Focus - Examples
- Shape from Focus - Tensor Voting
- DFD Principle
- Motion Blur
- Image Transforms - Introduction
- Image Transforms - Motivation
- 1D Unitary Transforms - Introduction
- Extending 1D Unitary Transform to 2D - Motivation
- Extending 1D Unitary Transform to 2D - Example
- Alternative Forms of 2D
- Kronecker Product
- Kronecker Product - (Example Revisited)
- Extending 1D Unitary Transform to 2D - Summary
- 1D DFT to 2D DFT
- 2D DFT Visualization
- 2D DFT - Computation
- 1D DCT - Definition, Motivation
- Relation to DFT
- 2D DCT and Walsh-Haddamard Transform
- Data Dependent Transforms, Karhunen Loeve Transform
- Karhunen-Loeve Transform (KLT) - Concept
- Karhunen-Loeve Transform (KLT) - Applications
- Karhunen-Loeve Transform (KLT) - Applications
- Singular Value Decomposition (SVD)
- Applications of SVD
- Change detection
- Image Thresholding
- Adaptive Local thresholding - Motivation
- Chow-Kaneko Local thresholding
- K-Means Method
- ISODATA Method
- Theory of Histogram Equalization and Modification
- Histogram Equalization example
- Image sequence and Single image filtering in Gaussian noise
- Non-local Means Method
- Non-local Means Filtering (Examples)
- Impulse Noise Generator
- Impulse noise filtering
- Transform Domain Filtering
- Illumination Handling
- Applications of Restoration, and Image Deblurring
- Haddamard's conditions and Least squares solution
- Min-norm solution and Norm of Linear operator
- Numerical stability analysis
- Image Deblurring
- Tikhonov-Miller Regularization
- Conditional Mean as an Estimator
- Linear Estimator
- Wiener Filter
- Fourier Wiener Filter
- 1D Superresolution
- Superresolution Examples
- Live Session 16-10-2020