1. Image De-blurring Defying logic
Origins of the Project
What is Image De-Blurring?
What to call it?
Defies logic
Peter Chapman
Quarter 1, 2007

2. Overview Project Description Methodology My Program Quarter 2 Preview
Fourier Transformations
Image De-blurring
My Program
Quarter 2 Preview
Questions and Discussion

3. Project Description Identify a blurred image Remove the motion blur
Either with user defined parameters
Simpler
Automatically defined parameters
Impossible

4. Methodology Fourier Transformations
Rewrite an equation in terms of and
Phase Domain
Frequency Domain
Allows program to identify the blurs and work with the image in unique ways
Discrete Fourier Transform and Inverse

5. Fourier Transformations
Amplitude of Magnitude
Identify major directions of change
Predictable
Complex

6. Image De-blurring Original Image Blur Blurred Image
5 Pixel Horizontal Line

7. My Program

8. Quarter 2 Preview Fast Fourier Transformation Inverse Transform
Basic De-blurring

9. Questions and Discussion