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x=CreateGenerator(seed) creates an random number generator stream
seed < 0 ==> Use the default initial seed value.
seed = 0 ==> Set a "random" value for the seed from the system clock.
seed > 0 ==> Set seed directly (32 bits only).
x.ranf() samples from that stream.
x.sample(n) returns a vector from that stream.
ranf() returns a stream of random numbers
random_sample(n) returns a vector of length n filled with random numbers
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t i ƒ S( s5 ranf() = a random number from the standard generator.N( t standard_generatort ranf( ( ( t8 /usr/lib/python2.4/site-packages/Numeric/RNG/__init__.pyR s c G sR | p t i d ƒ Sn d } x | D] } | | } q% Wt i t i | ƒ | ƒ S( st random_sample(n) = array of n random numbers;
random_sample(n1, n2, ...)= random array of shape (n1, n2, ..)i N( t nR t samplet mt it Numerict reshape( R R R ( ( R t
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