calc.PIC {NPRED}

Calculate PIC

Description

Calculate PIC

Usage

calc.PIC(x, y, z, nnmax = 10000, nvarmax = 100)

Arguments

x

A vector of response.

y

A vector of new predictor.

z

A matrix of pre-existing predictors that could be NULL if no prior predictors exist.

nnmax

The maximum number of sample size.

nvarmax

The maximum number of potential predictors.

Value

A list of 2 elements: the partial mutual information (pmi), and partial informational correlation (pic).

References

Sharma, A., Mehrotra, R., 2014. An information theoretic alternative to model a natural system using observational information alone. Water Resources Research, 50(1): 650-660.