NegativeBinomialP.score_obs(params)
[source]
Generalized Negative Binomial (NB-P) model score (gradient) vector of the log-likelihood for each observations.
Parameters: | params (array-like) – The parameters of the model |
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Returns: |
score – The score vector of the model, i.e. the first derivative of the loglikelihood function, evaluated at params
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Return type: | ndarray, 1-D |
© 2009–2012 Statsmodels Developers
© 2006–2008 Scipy Developers
© 2006 Jonathan E. Taylor
Licensed under the 3-clause BSD License.
http://www.statsmodels.org/stable/generated/statsmodels.discrete.discrete_model.NegativeBinomialP.score_obs.html