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read_stan_csv parameter naming scheme differs from sampling output #733
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yonicd
changed the title
read_stan_csv naming scheme differs from sampling output
read_stan_csv parameter naming scheme differs from sampling output
Jan 17, 2020
in addition the csv generated output returns in > from_csv@sim$fnames_oi
[1] "alpha[1]" "alpha[2]" "alpha[3]" "alpha[4]" "alpha[5]" "alpha[6]" "alpha[7]" "alpha[8]" "alpha[9]" "alpha[10]" "alpha[11]"
[12] "alpha[12]" "alpha[13]" "alpha[14]" "alpha[15]" "alpha[16]" "alpha[17]" "alpha[18]" "alpha[19]" "alpha[20]" "alpha[21]" "alpha[22]"
[23] "alpha[23]" "alpha[24]" "alpha[25]" "alpha[26]" "alpha[27]" "alpha[28]" "alpha[29]" "alpha[30]" "beta[1]" "beta[2]" "beta[3]"
[34] "beta[4]" "beta[5]" "beta[6]" "beta[7]" "beta[8]" "beta[9]" "beta[10]" "beta[11]" "beta[12]" "beta[13]" "beta[14]"
[45] "beta[15]" "beta[16]" "beta[17]" "beta[18]" "beta[19]" "beta[20]" "beta[21]" "beta[22]" "beta[23]" "beta[24]" "beta[25]"
[56] "beta[26]" "beta[27]" "beta[28]" "beta[29]" "beta[30]" "mu_alpha" "mu_beta" "sigmasq_y" "sigmasq_alpha" "sigmasq_beta" "sigma_y"
[67] "sigma_alpha" "sigma_beta" "alpha0" "lp__" which is a problem given the different names in the > names(from_csv@sim$samples[[1]])
[1] "alpha.1" "alpha.2" "alpha.3" "alpha.4" "alpha.5" "alpha.6" "alpha.7" "alpha.8" "alpha.9" "alpha.10" "alpha.11"
[12] "alpha.12" "alpha.13" "alpha.14" "alpha.15" "alpha.16" "alpha.17" "alpha.18" "alpha.19" "alpha.20" "alpha.21" "alpha.22"
[23] "alpha.23" "alpha.24" "alpha.25" "alpha.26" "alpha.27" "alpha.28" "alpha.29" "alpha.30" "beta.1" "beta.2" "beta.3"
[34] "beta.4" "beta.5" "beta.6" "beta.7" "beta.8" "beta.9" "beta.10" "beta.11" "beta.12" "beta.13" "beta.14"
[45] "beta.15" "beta.16" "beta.17" "beta.18" "beta.19" "beta.20" "beta.21" "beta.22" "beta.23" "beta.24" "beta.25"
[56] "beta.26" "beta.27" "beta.28" "beta.29" "beta.30" "mu_alpha" "mu_beta" "sigmasq_y" "sigmasq_alpha" "sigmasq_beta" "sigma_y"
[67] "sigma_alpha" "sigma_beta" "alpha0" "lp__" |
this also does not work > rstan::stan_rhat(object = from_csv,'alpha')
Error in if (x@stan_args[[1L]]$method == "variational") stop("Plot only available for models estimated using MCMC", :
argument is of length zero > rstan::stan_rhat(object = fit,'alpha')
`stat_bin()` using `bins = 30`. Pick better value with `binwidth`. this is because the value for from_csv@stan_args[[1L]]$method
NULL
from_csv@stan_args[[1L]]$method <- 'sampling'
rstan::stan_rhat(object = from_csv,'alpha')
`stat_bin()` using `bins = 30`. Pick better value with `binwidth`. |
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Summary:
The naming scheme used to reconstruct the stanfit object in read_stan_csv is different than the original rstan::sampling output
shredder::rat_data
system.file('rats.stan',package='shredder')
R Session Info
Created on 2020-01-17 by the reprex package (v0.3.0)
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