Convolutional Filters and Edge Detection

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01. Filters and Finding Edges
02. Frequency in Images
03. Notebook: Fourier Transforms
04. Quiz: Fourier Tranform Image
05. High-pass Filters
06. Quiz: Kernels
07. Creating a Filter
08. Gradients and Sobel Filters
09. Notebook: Finding Edges
10. Low-pass Filters
11. Gaussian Blur
12. Notebook: Gaussian Blur
13. Notebook: Fourier Transforms of Filters
14. Convolutional Layer
15. Canny Edge Detector
16. Notebook: Canny Edge Detection
17. Shape Detection
18. Hough Transform
19. Quiz: Hough Space
20. Hough Line Detection
21. Notebook: Hough Detections
22. Object Recognition & Introducing Haar Cascades
23. Haar Cascades
24. Notebook: Haar Cascade Face Detection
25. Face Recognition and the Dangers of Bias
26. Beyond Edges, Selecting Different Features

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04. Quiz: Fourier Tranform Image

Fourier Transform Quiz

Given the following image of diagonal stripes, what do you think it's Fourier transform image will look like?

Image of left-leaning diagonal stripes of varying widths.

For the input image of diagonal stripes, which of the options A-D, do you think is the most likely Fourier transform?

A

B

C

D

SOLUTION:

D

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