cupy.random.standard_exponential#
- cupy.random.standard_exponential(size=None, dtype=<class 'float'>)[source]#
Standard exponential distribution.
Returns an array of samples drawn from the standard exponential distribution. Its probability density function is defined as
\[f(x) = e^{-x}.\]- Parameters
size (int or tuple of ints) – The shape of the array. If
None
, a zero-dimensional array is generated.dtype – Data type specifier. Only
numpy.float32
andnumpy.float64
types are allowed.
- Returns
Samples drawn from the standard exponential distribution.
- Return type
See also