Articles by Chris Paciorek

New NIMBLE code examples

December 19, 2019 | Chris Paciorek

We’ve posted a variety of new code examples for NIMBLE at https://r-nimble.org/examples. These include some introductory code for getting started with NIMBLE, as well as examples of setting up specific kinds of models such as GLMMs, spatial models, item-response theory models, and a variety of models ...
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NIMBLE short course, June 3-4, 2020 at UC Berkeley

December 11, 2019 | Chris Paciorek

We’ll be holding a two-day training workshop on NIMBLE, June 3-4, 2020 in Berkeley, California. NIMBLE is a system for building and sharing analysis methods for statistical models, especially for hierarchical models and computationally-intensive methods (such as MCMC and SMC). The tutorial will cover the basic concepts and workflows for ...
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NIMBLE short course at Bayes Comp 2020 conference

September 13, 2019 | Chris Paciorek

We’ll be giving a short course on NIMBLE on January 7, 2020 at the Bayes Comp 2020 conference being held January 7-10 in Gainesville, Florida, USA. Bayes Comp is a popular biennial ISBA-sponsored conference focused on computational methods/algorithms/technologies for Bayesian inference. The short course focuses on programming algorithms in NIMBLE ...
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Version 0.8.0 of NIMBLE released

June 7, 2019 | Chris Paciorek

We’ve released the newest version of NIMBLE on CRAN and on our website. NIMBLE is a system for building and sharing analysis methods for statistical models, especially for hierarchical models and computationally-intensive methods (such as MCMC and SMC). Version 0.8.0 provides some new features, speed improvements, and a variety of ...
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Version 0.7.1 of NIMBLE released

March 15, 2019 | Chris Paciorek

We’ve released the newest version of NIMBLE on CRAN and on our website. NIMBLE is a system for building and sharing analysis methods for statistical models, especially for hierarchical models and computationally-intensive methods (such as MCMC and SMC). Version 0.7.1 is primarily a maintenance release with a couple important bug ...
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Version 0.7.0 of NIMBLE released

February 5, 2019 | Chris Paciorek

We’ve released the newest version of NIMBLE on CRAN and on our website. NIMBLE is a system for building and sharing analysis methods for statistical models, especially for hierarchical models and computationally-intensive methods (such as MCMC and SMC). Version 0.7.0 provides a variety of new features, as well as various ...
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Bayesian Nonparametric Models in NIMBLE, Part 1: Density Estimation

December 4, 2018 | Chris Paciorek

Bayesian Nonparametric Models in NIMBLE, Part 1: Density Estimation Bayesian nonparametrics in NIMBLE: Density estimation Overview NIMBLE is a hierarchical modeling package that uses nearly the same language for model specification as the popular MCMC packages WinBUGS, OpenBUGS and JAGS, while making the modeling language extensible — you can add distributions and ... [Read more...]

Version 0.6-12 of NIMBLE released

July 29, 2018 | Chris Paciorek

We’ve released the newest version of NIMBLE on CRAN and on our website. Version 0.6-12 is primarily a maintenance release with various bug fixes. Changes include: a fix for the bootstrap particle filter to correctly calculate weights when particles are not resampled (the filter had been omitting the previous ...
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Version 0.6-11 of NIMBLE released

June 16, 2018 | Chris Paciorek

We’ve released the newest version of NIMBLE on CRAN and on our website. Version 0.6-11 has important new features, notably support for Bayesian nonparametric mixture modeling, and more are on the way in the next few months. New features include: support for Bayesian nonparametric mixture modeling using Dirichlet process ...
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Version 0.6-10 of NIMBLE released

March 29, 2018 | Chris Paciorek

We’ve released the newest version of NIMBLE on CRAN and on our website. Version 0.6-10 primarily contains updates to the NIMBLE internals that may speed up building and compilation of models and algorithms, as well as a few bug fixes. Changes include: some steps of model and algorithm building ...
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NIMBLE webinar Friday April 13

March 20, 2018 | Chris Paciorek

We’ll be presenting a webinar on NIMBLE, hosted by the Eastern North America Region of the International Biometric Society. Details are as follows. Programming with hierarchical statistical models: An introduction to the BUGS-compatible NIMBLE system for MCMC and more Friday, April 13, 2018 11:00 a.m. – 1:00 p.m. EST Must register before ...
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Version 0.6-9 of NIMBLE released

February 9, 2018 | Chris Paciorek

We’ve released the newest version of NIMBLE on CRAN and on our website. Version 0.6-9 is primarily a maintenance release with various bug fixes and fixes for CRAN packaging issues. New features include: dimensions in a model will now be determined from either ‘inits’ or ‘data’ if not otherwise ...
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Version 0.6-8 of NIMBLE released

December 4, 2017 | Chris Paciorek

We’ve released the newest version of NIMBLE on CRAN and on our website a week ago. Version 0.6-8 has a few new features, and more are on the way in the next few months. New features include: the proper Gaussian CAR (conditional autoregressive) model can now be used in ...
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Version 0.6-8 of NIMBLE released!

November 24, 2017 | Chris Paciorek

We’ve just released the newest version of NIMBLE on CRAN and on our website. Version 0.6-8 has a few new features, and more are on the way in the next few months. New features include: the proper Gaussian CAR (conditional autoregressive) model can now be used in BUGS code ...
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