Course Information
| Instructor | V. Paul Pauca (paucavp AT w f u DOT e d u) |
| Time: | T - Th, 1:30 - 2:45, Manchester 244 |
| Office hours | M W F 10-12; T Th 3 - 4; or by appointment |
| Syllabus | |
| Textbook | Digital Image Processing Using MATLAB - Gonzales, Woods, and Eddins |
Homework Assignments
- Introduction to Matlab [pdf]
Due Thursday Sept 8, 2009.
Image: amazon.tif
Basis code for spectral analysis question: spectralAnalysis.m - Linear and Nonlinear Filtering in the Spatial Domain [pdf] Due Thursday Sept 24, 2009.
- Convolution and Linear Operators [pdf] Due Thursday Oct 29, 2009.
- Lab: Image blurring and restoration. [pdf]
- Image restoration. [pdf]
Lecture Notes
- Introduction [pdf]
- Basics of MATLAB programming [pdf]
- Basics of MATLAB vectorization [pdf]
- Imaging basics: representation, pixel relationships, distance measurements
- Linear and nonlinear operators, pixel-basis transformations or point/zero-memory operators
- More on point operators: constrast stretching, intensity-level slicing, bit extraction
Testing code: contrastStretch.m - Range compression, powerlaw transformationHistogram equalization
- 1-D and 2-D continuous and discrete convolution, boundary conditions, convolution size, complexity
- Representation of signals in terms of elementary functions, Taylor expansion, sine and cosine expansion (Fourier series)
- The 2-D continuous Fourier transform, the 2-D discrete Fourier transform, the DFT matrix
- Image representation in terms of elementary Fourier basis, properties of the Fourier transform and convolution theorem
Testing code: dft2Basis.m, dft2Recons.m - Frequency filtering: ideal lowpass and highpass filters, Gaussian filters, bandpass and selective filtering
Test image: testPattern.tif
Projects
- Project 1: Fuzzy filtering, high dynamic range extension, and compression.
Templates in Word and LaTeX formats can be found here. There are two LaTeX options available, either should work fine. Be sure to download all relevant files.
Resources
- Wikipedia has an excellent description of the historical theories about Light
- The Physics Hypertextbook -- The Nature of Light