Discusses an object recognition system I developed using minimum-distance classification of Fourier descriptors.

1. Object Recognition: Fourier Descriptors andMinimum-Distance Classification Cody A. Ray, Drexel University ECES 436 Image Signal Processing Thursday, June 6, 2010

2. Object Recognition

3. Connectivity 4-Connected Not 4-Connected 4-Connectivity 8-Connectivity 8-Connected Not 8-Connected

4. Boundary Following

5. Moore NeighborhoodAlgorithm

6. Fourier Descriptors

7. Boundary Following

8. Coordinates -> Complex Numbers

9. Reduced Fourier Descriptors

10. Minimum (Euclidean) Distance

11. Minimum-Distance Classifier Training Data Prototype Pattern Classes Testing Data Test Pattern Vector