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Random Number Generation | ![]() |
Classes | |
| class | NormalRandomFunctor< Engine > |
| class | RandomNumberGenerator< Engine > |
| class | UniformIntRandomFunctor< Engine > |
| class | UniformRandomFunctor< Engine > |
Typedefs | |
| typedef RandomNumberGenerator < detail::RandomState < detail::MT19937 > > | MersenneTwister |
| typedef RandomNumberGenerator < detail::RandomState < detail::MT19937 > > | RandomMT19937 |
| typedef RandomNumberGenerator < detail::RandomState < detail::TT800 > > | RandomTT800 |
| typedef RandomNumberGenerator < detail::RandomState < detail::TT800 > > | TemperedTwister |
Functions | |
| double | normal () const |
| RandomMT19937 & | randomMT19937 () |
| RandomTT800 & | randomTT800 () |
High-quality random number generators and related functors.
| typedef RandomNumberGenerator<detail::RandomState<detail::TT800> > RandomTT800 |
Shorthand for the TT800 random number generator class.
| typedef RandomNumberGenerator<detail::RandomState<detail::TT800> > TemperedTwister |
Shorthand for the TT800 random number generator class (same as RandomTT800).
| typedef RandomNumberGenerator<detail::RandomState<detail::MT19937> > RandomMT19937 |
Shorthand for the MT19937 random number generator class.
| typedef RandomNumberGenerator<detail::RandomState<detail::MT19937> > MersenneTwister |
Shorthand for the MT19937 random number generator class (same as RandomMT19937).
| RandomTT800& vigra::randomTT800 | ( | ) |
Access the global (program-wide) instance of the TT800 random number generator.
| RandomMT19937& vigra::randomMT19937 | ( | ) |
Access the global (program-wide) instance of the MT19937 random number generator.
| double normal | ( | ) | const |
Return a standard normal variate (Gaussian) random number.
Mean is zero, standard deviation is 1.0. It uses the polar form of the Box-Muller transform.
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© Ullrich Köthe (ullrich.koethe@iwr.uni-heidelberg.de) |
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