MATLAB: How to convert pixels to cm

calibrationcmconversionImage Processing Toolboxpixelsspatial calibration

How to convert pixels into cm for the area and major axis length?
results =
               Area: 16414
    MajorAxisLength: 213.8713

Best Answer

This is covered by the FAQ: http://matlab.wikia.com/wiki/FAQ#How_do_I_measure_a_distance_or_area_in_real_world_units_instead_of_in_pixels.3F
In addition, I've attached a calibration demo below.
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