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Old 06-01-2019, 08:15 AM
kens (Ken)
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kens is offline
 
Join Date: Oct 2014
Location: Melbourne, Australia
Posts: 314
Depends on the tool you are using. But by default, adding any two 16 bit numbers results in a 16 bit number with the possibility of an overflow.
ImageJ gives the option to produce 32 bit output. DSS gives the options of 32bit integer or 32bit "rational" i.e floating point.
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