Question: Perform Histogram Equalization on Gray level distribution shown in the table below. Plot the original and equalized histogram.
0
Gray Levels 0 1 2 3 4 5 6 7
Frequency of occurrence 100 250 100 300 150 0 0 0

Subject : Digital Image Processing

Topic: Image Enhancement

Difficulty: Medium

mumbai university dip(47) • 25 views
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modified 29 days ago  • written 29 days ago by gravatar for tanya.tanyabarnwal tanya.tanyabarnwal0
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Step 1: Plot the original histogram.

enter image description here

Step 2: Perform Histogram equalization.

Here L=8

enter image description here

Step 3: Draw Equalized Histogram

Consider the $1^{st}$ , $2^{nd}$ and last column

enter image description here

Equalized Histogram:

enter image description here

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written 29 days ago by gravatar for tanya.tanyabarnwal tanya.tanyabarnwal0
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