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The Stan Forums

Topic Replies Views Activity Welcome to the Stan Forums!


The Stan Forums provide a community for asking and answering questions about all
aspects of Stan. Before creating a new topic please search the Forums to see if
your questions has already been answered, or check out the…

3 11678 August 26, 2022 2023 - Stan the Gathering (weekly Stan meeting)
Meetings


The Stan project has an open Zoom meeting every week Thursday, 11 AM Eastern
Time (US, Canada) Zoom details mc Stan is inviting you to a scheduled Zoom
meeting. Topic: 2023 - Stan the Gathering (weekly Stan meeting) …

27 4017 July 10, 2023 Cc1plus.exe: out of memory allocating 65536 bytes
Developers
bugs ,  maintenance ,  math
6 2276 September 26, 2023 How to specify that a subset of parameters must be
positive
Modeling
specification
15 237 September 25, 2023 Warnings for an errors-in-variables model and the risk
of underestimating the slope
Modeling
rstan ,  fitting-issues
4 69 September 25, 2023 How to implement positivity constraints to a function of
data and parameters
Modeling

0 21 September 25, 2023 Setting inverse gamma prior on random effects variance
in brms
General
priors ,  brms
2 43 September 25, 2023 Incremental movement of a latent parameter in brms
Modeling
brms
1 57 September 25, 2023 Derivative of vector-valued function (i.e., Jacobian) in
Stan math C++ library using reverse autodiff?
General

1 67 September 25, 2023 Standard MH step for a subset of Parameter?
Developers

2 71 September 25, 2023 Computing average marginal effects for logistic
regression when exploiting sufficient statistics
Modeling
brms
1 59 September 24, 2023 Bayesian workflow: GPS to Navigation
General
techniques
2 223 September 24, 2023 Getting an error "... must be nonnegative!" despite
constraining variables to positive values with <lower=0>?
Modeling
rstan ,  fitting-issues
5 124 September 24, 2023 Problematic sampiling with brms after updating cmdstan
brms

0 36 September 24, 2023 Generated quantities after sampling
Modeling
cmdstanr
0 51 September 22, 2023 Help translating multistate capture-recapture model from
JAGS to STAN
Modeling
specification ,  ecology ,  capture-recapture
0 51 September 22, 2023 Cmdstanr not compiling with R 4.3.0 but is 4.2.2 on
linux
General
cmdstanr
4 216 September 22, 2023 Interactive dashboard visualizing various MCMC sampling
algorithms
General

9 738 September 22, 2023 Hypothetico-Deductive and falsificationalist BDA - how
does one make posterior predictive checks more severe and what is the role of
LOO-CV?
Modeling

3 112 September 22, 2023 Sharing fitted brms objects after removing data
brms

7 814 September 22, 2023 Exceptions returned: "wishart_lpdf: random variable is
not symmetric" and "gamma_lpdf: Random variable is inf, but must be positive
finite!"
Modeling
fitting-issues ,  specification ,  cmdstanr
1 66 September 22, 2023 Integrated LOO walkthrough
General
loo
1 59 September 22, 2023 How to implement Gelman and Hill's shift and scale
approach to nonidentifiabiltiy in Item Response model
Modeling

5 95 September 22, 2023 Error in read_cmdstan_csv Assertion on 'files' failed
Developers

5 331 September 22, 2023 How to compute simulations efficiently?
Modeling

0 45 September 22, 2023 Presenting small elpd_diffs based on multiple fits of
the same models
Modeling
loo
18 519 September 22, 2023 Sum-to-zero intercepts and terminology
General

17 1165 September 21, 2023 Estimating different asymptotes given unknown time
Modeling

0 33 September 21, 2023 Strange error " /bin/sh: cmdstan: command not found"
when using cmdstanr in RMarkdown
Modeling

23 189 September 21, 2023 Instrumental learning task with 3 trial types
Modeling
cmdstanr ,  hierarchical-model ,  hbayesdm
0 31 September 21, 2023

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Topic Replies Views Activity

Welcome to the Stan Forums!

The Stan Forums provide a community for asking and answering questions about all
aspects of Stan. Before creating a new topic please search the Forums to see if
your questions has already been answered, or check out the… read more 3 11.7k
Aug '16

2023 - Stan the Gathering (weekly Stan meeting)
Meetings
The Stan project has an open Zoom meeting every week Thursday, 11 AM Eastern
Time (US, Canada) Zoom details mc Stan is inviting you to a scheduled Zoom
meeting. Topic: 2023 - Stan the Gathering (weekly Stan meeting) … read more 27
4.0k Jul 10 Cc1plus.exe: out of memory allocating 65536 bytes
Developers
math maintenance bugs
6 2.3k 28m How to specify that a subset of parameters must be positive
Modeling
specification
15 237 2h Warnings for an errors-in-variables model and the risk of
underestimating the slope
Modeling
rstan fitting-issues
4 69 2h How to implement positivity constraints to a function of data and
parameters
Modeling
0 21 5h Setting inverse gamma prior on random effects variance in brms
General
brms priors
2 43 11h Incremental movement of a latent parameter in brms
Modeling
brms
1 57 12h Derivative of vector-valued function (i.e., Jacobian) in Stan math C++
library using reverse autodiff?
General
1 67 13h Standard MH step for a subset of Parameter?
Developers
2 71 17h Computing average marginal effects for logistic regression when
exploiting sufficient statistics
Modeling
brms
1 59 1d Bayesian workflow: GPS to Navigation
General
techniques
2 223 1d

Getting an error “… must be nonnegative!” despite constraining variables to
positive values with <lower=0>?
Modeling
rstan fitting-issues
5 124 1d Problematic sampiling with brms after updating cmdstan
brms
0 36 2d Generated quantities after sampling
Modeling
cmdstanr
0 51 3d Help translating multistate capture-recapture model from JAGS to STAN
Modeling
specification ecology capture-recapture
0 51 3d

Cmdstanr not compiling with R 4.3.0 but is 4.2.2 on linux
General
cmdstanr
4 216 3d Interactive dashboard visualizing various MCMC sampling algorithms
General
9 738 3d Hypothetico-Deductive and falsificationalist BDA - how does one make
posterior predictive checks more severe and what is the role of LOO-CV?
Modeling
3 112 3d Sharing fitted brms objects after removing data
brms
7 814 3d Exceptions returned: “wishart_lpdf: random variable is not symmetric”
and “gamma_lpdf: Random variable is inf, but must be positive finite!”
Modeling
specification fitting-issues cmdstanr
1 66 3d Integrated LOO walkthrough
General
loo
1 59 3d How to implement Gelman and Hill’s shift and scale approach to
nonidentifiabiltiy in Item Response model
Modeling
5 95 3d

Error in read_cmdstan_csv Assertion on ‘files’ failed
Developers
5 331 3d How to compute simulations efficiently?
Modeling
0 45 4d Presenting small elpd_diffs based on multiple fits of the same models
Modeling
loo
18 519 4d Sum-to-zero intercepts and terminology
General
17 1.2k 4d Estimating different asymptotes given unknown time
Modeling
0 33 4d

Strange error ” /bin/sh: cmdstan: command not found” when using cmdstanr in
RMarkdown
Modeling
23 189 4d Instrumental learning task with 3 trial types
Modeling
cmdstanr hierarchical-model hbayesdm
0 31 4d








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