est_lm_basic_cont | R Documentation |
Main function for estimating the basic LM model for continuous outcomes.
The function is no longer maintained. Please look at lmestCont
function.
est_lm_basic_cont(Y, k, start = 0, mod = 0, tol = 10^-8, maxit = 1000,
out_se = FALSE, piv = NULL, Pi = NULL, Mu = NULL, Si = NULL)
Y |
array of continuous outcomes (n x TT x r) |
k |
number of latent states |
start |
type of starting values (0 = deterministic, 1 = random, 2 = initial values in input) |
mod |
model on the transition probabilities (0 for time-heter., 1 for time-homog., from 2 to (TT-1) partial homog. of that order) |
tol |
tolerance level for convergence |
maxit |
maximum number of iterations of the algorithm |
out_se |
to compute the information matrix and standard errors |
piv |
initial value of the initial probability vector (if start=2) |
Pi |
initial value of the transition probability matrices (k x k x TT) (if start=2) |
Mu |
initial value of the conditional means (r x k) (if start=2) |
Si |
initial value of the var-cov matrix common to all states (r x r) (if start=2) |
lk |
maximum log-likelihood |
piv |
estimate of initial probability vector |
Pi |
estimate of transition probability matrices |
Mu |
estimate of conditional means of the response variables |
Si |
estimate of var-cov matrix common to all states |
np |
number of free parameters |
aic |
value of AIC for model selection |
bic |
value of BIC for model selection |
lkv |
log-likelihood trace at every step |
V |
array containing the posterior distribution of the latent states for each units and time occasion |
call |
command used to call the function |
Francesco Bartolucci, Silvia Pandolfi, University of Perugia (IT), http://www.stat.unipg.it/bartolucci
Bartolucci, F., Farcomeni, A. and Pennoni, F. (2013) Latent Markov Models for Longitudinal Data, Chapman and Hall/CRC press.
## Not run:
# Example based on multivariate longitudinal continuous data
data(data_long_cont)
res <- long2matrices(data_long_cont$id,X=cbind(data_long_cont$X1,data_long_cont$X2),
Y=cbind(data_long_cont$Y1, data_long_cont$Y2, data_long_cont$Y3))
Y <- res$YY
# fit of the Basic LM model for continuous outcomes
k <- 3
out <- est_lm_basic_cont(Y, k, mod = 1, tol = 10^-5)
summary(out)
## End(Not run)
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