Daniel Mahler wrote:
> On 3/8/07, Charles R Harris <[EMAIL PROTECTED]> wrote:
>> Robert thought this might relate to Travis' changes adding broadcasting to
>> the random number generator. It does seem certain that generating small
>> arrays of random numbers has a very high overhead.
>
> Does that mean someone is working on fixing this?
It's not on the top of my list, no.
> Also what does 'adding broadcasting to the number generator' mean?
normal([[0.0], [0.5]], [1.0, 2.0, 3.0])
That gives you a (2, 3) array of random numbers drawn from 6 different normal
distributions: [[(mean=0, stdev=1), (mean=0, stdev=2), (mean=0, stdev=3)],
[(mean=0.5, stdev=1), (mean=0.5, stdev=2), (mean=0.5, stdev=3)]]
--
Robert Kern
"I have come to believe that the whole world is an enigma, a harmless enigma
that is made terrible by our own mad attempt to interpret it as though it had
an underlying truth."
-- Umberto Eco
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