14 lines
475 B
Python
14 lines
475 B
Python
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import numpy
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def poisson_interval_sec(rate_per_min: int) -> float:
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# If events occur in a Poisson distribution with rate_per_min,
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# the interval between events follows the exponential distribution
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# with the rate_per_min (i.e. with the scale 1/rate_per_min).
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interval_min = numpy.random.exponential(scale=1 / rate_per_min, size=1)[0]
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return interval_min * 60
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def poisson_mean_interval_sec(rate_per_min: int) -> float:
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return 1 / rate_per_min * 60
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