objfun {corncob}

Objective function

Description

Used for internal optimization. Not intended for users.

Usage

objfun(theta, W, M, X, X_star, np, npstar, link, phi.link)

Arguments

theta

Numeric vector. Parameters associated with X and X_star

W

Numeric vector of counts

M

Numeric vector of sequencing depth

X

Matrix of covariates associated with abundance (including intercept)

X_star

Matrix of covariates associated with dispersion (including intercept)

np

Number of covariates associated with abundance (including intercept)

npstar

Number of covariates associated with dispersion (including intercept)

link

ink function for abundance covariates

phi.link

ink function for dispersion covariates

Value

List of negative log-likelihood, gradient, and hessian