Node Log-likelihood

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Description

For a given data sample, the function calculates the log-likelihood of a node with respect to a specified parent set.

Usage

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cnNodeLoglik(object, node, data, pert=NULL, softmode=FALSE, klmode=FALSE)

Arguments

object

a catNetwork object

node

an integer or a list of integers, node indices in the data

data

a matrix or data.frame of categories

pert

an optional perturbation matrix or data.frame

softmode

a logical, turns on/off the soft quantization mode

klmode

a logical, use the negative KL-distance or the log-likelihood

Value

a numeric value

Author(s)

N. Balov

See Also

cnLoglik

Examples

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  cnet <- cnRandomCatnet(numnodes=10, maxpars=3, numcats=2)
  psamples <- cnSamples(object=cnet, numsamples=100)
  cnNodeLoglik(cnet, node=5, data=psamples)

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