dNBpsis {RCM} | R Documentation |
A score function for the psi of a given dimension
dNBpsis(beta, X, reg, theta, muMarg, ...)
beta |
a scalar, the initial estimate |
X |
the n-by-p count matrix |
reg |
the regressor matrix, the outer product of current row and column scores |
theta |
a n-by-p matrix with the dispersion parameters |
muMarg |
the nxp offset matrix |
... |
other arguments passed on to the jacobian |
The evaluation of the score function at beta, a scalar