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

System Message: WARNING/2 (\ln L=\sum_{i=1}^{n}\left[-\lambda_{i}+y_{i}x_{i}^{\prime}\beta-\ln y_{i}!\right] )

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