On 04/02/11 12:40, Vellieux Frederic wrote: > Before re-inventing the wheel... > > Is there anywhere some software (freely available software, I mean) that > can add some Gaussian noise to data. The data is currently stored in a > data column in an mtz (not phase data, but "amplitudes", "sigma > values"...) but can be exported to another format if required. > > Before writing a computer program to do this, does anyone know if this > can be done without writing any code. If it can then obviously I won't > write new code. >
There's also the RAN_G function in SFTOOLS's CALC command (works on your MTZ directly, of course).