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eco is a publicly available R package that fits the parametric and
nonparametric Bayesian models for ecological inference in 2
x 2 tables. The models are fit using the Markov chain Monte Carlo
algorithms that are described in Imai and Lu (2004)
``Parametric and Nonparametric Bayesian Models
for Ecological Inference in 2 x 2 Tables.''
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The current version is 2.1-1 (build on 07/06/05) which runs on R
2.0.0 and higher (see what's new?
for the explanation of the changes). This is the first official
version. The source code is available for download from here
or The Comprehensive R Archive Network (CRAN)
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Regardless of one's eperating system, the software can be installed by typing the following command at R
prompt: > install.packages("eco") This will install the latest version from CRAN. |
The complete documentation is available in
pdf
format. The software also comes with standard R help files.
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| Version | Release date | Changes |
| 2.1-1 | 07.06.05 | a major revision; added bounds and prediction; added/updated other functionalities |
| 1.1-1 | 06.20.05 | add the Metropolis algorithm to sample W |
| 1.0-1 | 12.21.04 | first official version; submitted to CRAN |
| 0.9-1 | 09.28.04 | first beta version |