I started these quizzes after running across some challenege questions published in Test & Measurement World. While searching for something, I discovered more questions embedded in EDN, and now they rise to the surface. The following questions were published in 2009, and things may have changed since then.
1. What is a Bayer filter?
- A Bayer filter is a filter used to sharpen gray-scale images to enhance edge detection.
- A Bayer filter is a color filter array of red, green, and blue filters. It provides for 50% green, 25% red, and 25% blue, with green emphasized to account for the human eye's response to colors.
- A Bayer filter is a filter applied to a gray-scale image to enhance blob detection.
- A Bayer filter is a filter applied to an image to identify features of interest for use in motion-detection applications.
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