|Message: Seed for Random Engines||Not Logged In (login)|
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I still have some problems in understanding the setting of the seed for the Random Engines. If I set a seed=35678 for an engine in the main of the example.cc this seed is used by the engine for each run (/run/beamOn ) I start, so that every run produces the same results. Doing more than one run by calling /run/beamOn several times, the seed has to be changed for each run. I hope that I am right up to here? What is the easiest way to change the seed for each run, by not changing the code and recompiling the example? I know that the RanecuEngine takes the seeds from a table with 255 entries. But I search a solution for more than 255 runs.
Another point is: If I want to produce more than one event, e.g. 1000 events, during a run (/run/beamOn 1000). Are these 1000 events statistically independent, by setting the seed in the way described above?
Thanks for your help.
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