Clear Filters
Clear Filters

Quantize a greyscale Image by 5 levels?

7 views (last 30 days)
Twain Glaser
Twain Glaser on 20 Oct 2015
Answered: Image Analyst on 22 Oct 2015
I would like to quantize an image by 5 levels without using the imquantize command. Given any a grayscale image on a scale of [0,255] this should be possible. Thanks in advance for your time and help.

Sign in to answer this question.

Accepted Answer

Walter Roberson
Walter Roberson on 20 Oct 2015
Q = floor(YourArray ./ (256/5));

More Answers (1)

Image Analyst
Image Analyst on 22 Oct 2015
Use imquantize:
Description
example
quant_A = imquantize(A,levels) quantizes image A using specified quantization values contained in the N element vector levels. Output image quant_A is the same size as A and contains N + 1 discrete integer values in the range 1 to N + 1 which are determined by the following criteria:

Categories

Find more on Image Filtering and Enhancement in Help Center and File Exchange

Tags

Products

Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Start Hunting!