圖像分割算法的Matlab源程序:%? Script file: c14_date.m
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%? Purpose:
%??? To calculate the age of an organic sample from the percentage
%??? of the original carbon 14 remaining in the sample.
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%? Record of revisions:
%????? Date?????? Programmer????????? Description of change
%????? ====?????? ==========????????? =====================
%??? 12/02/97??? S. J. Chapman??????? Original code
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% Define variables:
%?? age?????? -- The age of the sample in years
%?? lamda???? -- The radioactive decay constant for carbon-14,
%??????????????? in units of 1/years.
%?? percent?? -- The percentage of carbon 14 remaining at the time
%??????????????? of the measurement
%?? ratio???? -- The ratio of the carbon 14 remaining at the time
%??????????????? of the measurement to the original amount of
%??????????????? carbon 14.