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Figure 8.1 Example of gray scale modification. (a) Image of 4 x 4 pixels, with each pixel

Two-Dimensional Signal and Image Processing Chapter 8 - pictures. Figure 8.1 Example of gray scale modification. (a) Image of 4 x 4 pixels, with each pixel represented by 3 bits; (b) gray scale transformation function; (c) result of modifying the

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Figure 8.1 Example of gray scale modification. (a) Image of 4 x 4 pixels, with each pixel

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  1. Two-Dimensional Signal and Image Processing Chapter 8 - pictures Figure 8.1 Example of gray scale modification. (a) Image of 4 x 4 pixels, with each pixel represented by 3 bits; (b) gray scale transformation function; (c) result of modifying the image in (a) using the gray scale transformation function in (b).

  2. (a) (b) (c) (d) Figure 8.5 Example of gray scale modification. (a) Original image of 512 x 512 pixels; (b) histogram of the image in (a); (c) transformation function used in the gray scale modi- fication; (d) processed image; (e) histogram of the processed image in (d).

  3. (a) (b) Figure 8.5 (continued) (e) Figure 8.6 Example of gray scale modification. (a) Original image of 512 x 512 pixels; (b) processed image.

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