MVGaussianCopula

class MVGaussianCopula @JvmOverloads constructor(correlation: Array<DoubleArray>, streamNum: Int = 0, streamProvider: RNStreamProviderIfc = KSLRandom.DefaultRNStreamProvider, name: String? = null) : MVRVariable(source)

Generations d-dimensional Gaussian copula, where the supplied correlation matrix is the correlation for the underlying multi-variate normal. Copulas generate correlated uniform random variates which can then be transformed. This defines the dependence in terms of an underlying Gaussian distribution (multi-variate normal distribution with the supplied correlation structure)

Parameters

correlation

the correlation between the marginals

streamNum

the random number stream number, defaults to 0, which means the next stream

streamProvider

the provider of random number streams, defaults to KSLRandom.DefaultRNStreamProvider

name

an optional name

Constructors

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constructor(correlation: Array<DoubleArray>, streamNum: Int = 0, streamProvider: RNStreamProviderIfc = KSLRandom.DefaultRNStreamProvider, name: String? = null)

Properties

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open override val dimension: Int

the expected size of the array from sample()

Functions

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open override fun instance(streamNumber: Int, rnStreamProvider: RNStreamProviderIfc): MVGaussianCopula