data("demoLGCM") demoLGCM <- demoLGCM[sample(1:nrow(demoLGCM), nrow(demoLGCM)), ] meanf <- "muI+muS*t" covf <- "varI+covIS*(t+t#)+varS*t*t#+(t==t#)*sigma" lgcm <- gppm(meanf, covf, demoLGCM, "ID", "y") parameterValues <- c(58, -1, 258, 0.4, 0, 10) names(parameterValues) <- c("muI", "muS", "varI", "varS", "covIS", "sigma") simData <- simulate(lgcm, parameterValues, nsim = 100) counter <- rep(0, length(pars(lgcm))) names(counter) <- pars(lgcm) N <- 100 res <- list() for (i in seq_len(N)) { tryCatch( { lgcmFake <- gppm(meanf, covf, simData[[i]]) lgcmFake <- fit(lgcmFake) res[[i]] <- confints <- confint(lgcmFake) }, error = function(e) { print(e$message) res[[i]] <- "error" } ) } counters <- rep(0, (length(parameterValues))) names(counters) <- names(parameterValues) nonError <- 0 for (i in seq_len(length(res))) { if (res[[i]] != "error") { confints <- res[[i]] nonError <- nonError + 1 for (j in seq_len(length(counters))) { cPar <- names(counters)[j] cConfints <- confints[cPar, ] if (cConfints[1] < parameterValues[cPar] && cConfints[2] > parameterValues[cPar]) { counters[cPar] <- counters[cPar] + 1 } } } }