1) Obtain the gray level transformation function that stretches gray scale range (0, 10) into (0, 15) shifts range (10,20) to (15,25) and compress range (20,30) into (25,30). 2) Grey level histogram of an image is given below, Compute histogram equalization. Draw the histogram of input & output image. GREY LEVEL 0 1 2 3 45 6 7 FREQUENCY 790 1023 850 656 329 245 122 81 3) For the 3 bit 4x4 size image perform following operations: (a) Negation (b) Thresholding with T-4 (c) Intensity level slicing with hackground with r1-2 and r2 5 (d) Plot the image histogram, and find probability density function (PDF)? 3 4 5 0 1 4 6 2 1 7 4 2 1 4 3 1 1

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
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1) Obtain the gray level transformation function that stretches gray scale range (0, 10) into
(0, 15) shifts range (10,20) to (15,25) and compress range (20,30) into (25,30).
2) Grey level histogram of an image is given below, Compute histogram equalization. Draw
the histogram of input & output image.
GREY LEVEL 0 1
2 3 4 5
FREQUENCY 790 1023 850 656 329
245 122 81
3) For the 3 bit 4x4 size image perform following operations:
(a) Negetion (b) Thresholding with T-4
(c) Intensity leve! slicing with hackground with r1-2 and r2= 5
(d) Plot the image histogram, and find probability density function (PDF)?
2 1 3 4
7 4 2
3 5
5
1
4
6.
4
2
2
1
4
Transcribed Image Text:1) Obtain the gray level transformation function that stretches gray scale range (0, 10) into (0, 15) shifts range (10,20) to (15,25) and compress range (20,30) into (25,30). 2) Grey level histogram of an image is given below, Compute histogram equalization. Draw the histogram of input & output image. GREY LEVEL 0 1 2 3 4 5 FREQUENCY 790 1023 850 656 329 245 122 81 3) For the 3 bit 4x4 size image perform following operations: (a) Negetion (b) Thresholding with T-4 (c) Intensity leve! slicing with hackground with r1-2 and r2= 5 (d) Plot the image histogram, and find probability density function (PDF)? 2 1 3 4 7 4 2 3 5 5 1 4 6. 4 2 2 1 4
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