Compute observed log-likelihood and score

Description

Function used within est_multi_poly to compute observed log-likelihood and score.

Usage

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lk_obs_score_clust(par_comp, lde1, lde2, lpar, lga, S, R, kU, kV, rm,
                   l, J, fv, link, disc, indga, refitem, miss, ltype,
                   WWdis, Wlabel, XXdis, Xlabel, ZZ0, clust, fort)

Arguments

par_comp

complete vector of parameters

lde1

length of de

lde2

length of de

lpar

length of par

lga

length of ga

S

matrix of responses

R

matrix of observed responses indicator

kU

number of latent classes at cluster level

kV

number of latent classes at individual level

rm

number of dimensions

l

number of respnse categories

J

number of items

fv

indicator of constrained parameters

link

link function

disc

presence of discrimination parameter

indga

indicator of gamma parameters

refitem

vector of reference items

miss

indicator of presence of missing responses

ltype

type of logit

WWdis

array of covariates at cluster level

Wlabel

indicator for covariate configuration at cluster level

XXdis

array of covariates at individual level

Xlabel

indicator for covariate configuration at individual level

ZZ0

design matrix

clust

vector of cluster indicator for each unit

fort

to use fortran

Value

lk

log-likelihood function

sc

score vector

Author(s)

Francesco Bartolucci - University of Perugia (IT)

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