scikits.statsmodels.discretemod.Poisson.loglike

Poisson.loglike(params)

Loglikelihood of Poisson model

Parameters:

params : array-like

The parameters of the model.

Returns:

The log likelihood of the model evaluated at `params` :

Notes

\ln L=\sum_{i=1}^{n}\left[-\lambda_{i}+y_{i}x_{i}^{\prime}\beta-\ln y_{i}!\right]

Previous topic

scikits.statsmodels.discretemod.Poisson.initialize

Next topic

scikits.statsmodels.discretemod.Poisson.pdf

This Page