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HISTO_SIMPLE 

        HISTO_SIMPLE

    Computes the histogram of an image (or of a table).  A subset of the im-
    age may be specified.  The result is a table with 2 columns :  Column  1
    contains the number of input image pixels in the interval, Column 2 con-
    tains the middle value of the interval.

Gildas manager 2014-07-01