Image Processing Example

Aug 18, 2024

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Explore the sensitivity of the human eye to intensity changes, required gray levels in digital images, and tradeoffs between resolution aspects in this digital image fundamentals experiment.

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Image Processing Example

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Image Processing Example
Chapter 2: Digital Image Fundamentals
Chapter 2: Digital Image Fundamentals
Chapter 2: Digital Image Fundamentals
Chapter 2: Digital Image Fundamentals
Chapter 2: Digital Image Fundamentals
Brightness discrimination experiment
Chapter 2: Digital Image Fundamentals
Chapter 2: Digital Image Fundamentals
Chapter 2: Digital Image Fundamentals
Chapter 2: Digital Image Fundamentals
Chapter 2: Digital Image Fundamentals
Chapter 2: Digital Image Fundamentals
Chapter 2: Digital Image Fundamentals
Chapter 2: Digital Image Fundamentals
Chapter 2: Digital Image Fundamentals
Chapter 2: Digital Image Fundamentals
Chapter 2: Digital Image Fundamentals
Chapter 2: Digital Image Fundamentals
Chapter 2: Digital Image Fundamentals
Chapter 2: Digital Image Fundamentals
Chapter 2: Digital Image Fundamentals
Chapter 2: Digital Image Fundamentals
Chapter 2: Digital Image Fundamentals
Sampling – Spatial Resolution
Varying # of bits per pixel
Varying # of bits per pixel
How many gray levels are required?
Storage requirements for digital images
Sensitivity of the Eye to intensity changes
Chapter 2: Digital Image Fundamentals
Tradeoff between gray-level resolution and spatial resolution
Interpolation

Aliasing effect for 1-dimensional signal
Aliasing effect (Moiré) for an image
Chapter 2: Digital Image Fundamentals

Sampling example
Anti-alias Filter

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Image Processing. Today’s readings Forsyth & Ponce , chapters 8.1-8.2 http://www.cs.washington.edu/education/courses/490cv/02wi/readings/book-7-revised-a-indx.pdf For Monday Watt, 10.3-10.4 (handout) Cipolla and Gee (handout) supplemental: Forsyth , chapter 9. Images by Pawan Sinha.

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