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A3  

Accurate, Adaptable, and Accessible Error Metrics for Predictive Models
View on CRAN: Click here


Download and install A3 package within the R console
Install from CRAN:
install.packages("A3")

Install from Github:
library("remotes")
install_github("cran/A3")

Install by package version:
library("remotes")
install_version("A3", "1.0.0")



Attach the package and use:
library("A3")
Maintained by
Scott Fortmann-Roe
[Scholar Profile | Author Map]
All associated links for this package
First Published: 2013-02-07
Latest Update:
Description:
Supplies tools for tabulating and analyzing the results of predictive models. The methods employed are applicable to virtually any predictive model and make comparisons between different methodologies straightforward.
How to cite:
Scott Fortmann-Roe (2013). A3: Accurate, Adaptable, and Accessible Error Metrics for Predictive Models. R package version 1.0.0, https://cran.r-project.org/web/packages/A3. Accessed 25 Aug. 2026.
Previous versions and publish date:
0.9.1 (2013-02-07 10:00), 0.9.2 (2013-03-26 19:58), 1.0.0 (2015-08-16 23:05), (2026-07-09 07:56)
Other packages that cited A3 R package
View A3 citation profile
Other R packages that A3 depends, imports, suggests or enhances
Complete documentation for A3
Functions, R codes and Examples using the A3 R package
Some associated functions:
Some associated R codes: A3.R . A3.data.R .  Full A3 package functions and examples
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