mixture DIC model
We'd like to help you, but your question is very hard to understand. On Fri, Apr 14, 2017 at 3:40 AM, Mohammadreza Kordbagheri via
R-sig-mixed-models <r-sig-mixed-models at r-project.org> wrote:
hello my name is alireza kordbagheri of shahid beheshti university tehran. i have two question of you: can you help me for my question: one question: i read your article tittle: i dont know, how draw heatmap ANOVA GAMMA.
What does this mean? A heatmap is an image plot drawn with colours drawn from a "heat spectrum" (red to white) ANOVA is analysis of variance (abused in R's anova() function as a general-purpose tool for comparing nested models) Gamma is a distribution (and a function)
two question:i writing code model with JAGS softwar. i used of function GB2.
What does that mean?
I have problem, what DIC estimation?
What is your question?
This article is open access at https://projecteuclid.org/euclid.ba/1340370933. library(rjags) cat(file = "model.txt", " data { C <- 100 for (i in 1:N) { zeros[i] <- 0 } } model { for (i in 1:N) { zeros[i] ~ dpois(loglik[i] + C) loglik[i] <- -log(pi[1] * l1[i] + pi[2] * l2[i]) l1[i] <- abs(a[1]) * pow(y[i], a[1] * p[1] - 1) / (pow(b1[i], a[1] * p[1]) * exp(loggam(p[1]) + loggam(q[1]) - loggam(p[1] + q[1])) * pow(1 + pow(y[i] / b1[i], a[1]), p[1] + q[1])) l2[i] <- abs(a[2]) * pow(y[i], a[2] * p[2] - 1) / (pow(b2[i], a[2] * p[2]) * exp(loggam(p[2]) + loggam(q[2]) - loggam(p[2] + q[2])) * pow(1 + pow(y[i] / b2[i], a[2]), p[2] + q[2])) b1[i]<- exp(mu[1] + alpha[1] * f[i] + beta1[1] * col1[i] + beta2[1] * col2[i] + beta3[1] * col3[i] + loggam(p[1]) + loggam(q[1]) - loggam(p[1] + 1 / a[1]) - loggam(q[1] - 1 / a[1])) b2[i]<- exp(mu[2] + alpha[2] * f[i] + beta1[2] * col1[i] + beta2[2] * col2[i] + beta3[2] * col3[i] + loggam(p[2]) + loggam(q[2]) - loggam(p[2] + 1 / a[2]) - loggam(q[2] - 1 / a[2])) } pi[1] ~ dunif(0, 1) pi[2] <- 1 - pi[1] for(k in 1:2) { mu[k] ~ dnorm(0, .01) alpha[k] ~ dnorm(0, .01) beta1[k] ~ dnorm(0, .01) beta2[k] ~ dnorm(0, .01) beta3[k] ~ dnorm(0, .01) a[k] ~ dnorm(0, .01) p[k] ~ dgamma(.01, .01)I(0, 90) q[k] ~ dgamma(.01, .001)I(1, 3.5) } } ") data <- matrix(c( 3323, 5, 1, 0, 0, 8332, 8, 0, 1, 1, 9572, 5, 1, 0, 0, 10172, 10, 1, 0, 1, 7631, 2, 1, 0, 0, 3855, 9, 0, 1, 1, 3252, 6, 1, 0, 1, 4433, 8, 0, 1, 1, 2188, 7, 1, 0, 0, 333, 4, 1, 0, 0, 199, 3, 0, 1, 1, 692, 9, 0, 1, 0, 311, 12, 1, 0, 0, 0.01, 5, 1, 0, 1, 405, 6, 0, 1, 0, 293, 6, 0, 1, 0, 76, 7, 1, 0, 1, 14, 9, 1, 0, 0, 3785, 21, 0, 1, 1, 10342, 11, 0, 1, 1), ncol = 5, byrow = TRUE) bugs.data <- list(N = nrow(data), y = data[, 1], f = data[, 2], col1 = data[, 3], col2 = data[, 4], col3 = data[, 5]) set.seed(123) inits <- lapply(1:3, function(i) { list(mu = rnorm(2, 0, 1), alpha = rnorm(2, 0, 1), beta1 = rnorm(2, 0, 1), beta2 = rnorm(2, 0, 1), beta3 = rnorm(2, 0, 1), pi = c(runif(1, 0, 1), NA), a = runif(2, -4, -2), p = runif(2, 1, 2), q = runif(2, 1, 2), .RNG.name = "base::Mersenne-Twister", .RNG.seed = i) }) pars <- c("mu", "alpha", "beta1", "beta2", "beta3", "pi", "a", "p", "q") model <- jags.model("model.txt", data = bugs.data, inits = inits, n.chains = 3, n.adapt = 1000) update(model, 3000) samp <- coda.samples(model, variable.names = pars, n.iter = 4000, thin = 4) gelman.diag(samp, multivariate = FALSE) traceplot(samp[, 15]) # pi[1] traceplot(samp[, 16]) # pi[2] can you help me. Regards,
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