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How to find total number of pixels in a colour image? How to find the resolution of an 2D image?

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Accepted Answer

Image Analyst
Image Analyst on 24 Feb 2021
[rows, columns, numColorChannels] = size(rgbImage);
numberOfPixels = rows * columns;
Digital resolution is number of rows and columns.
Spatial resolution in the real world units is the field of view in real world units divided by the number of rows or columns.

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