prefmod (0.8-34)

Utilities to Fit Paired Comparison Models for Preferences.

http://cran.r-project.org/web/packages/prefmod

Generates design matrix for analysing real paired comparisons and derived paired comparison data (Likert type items/ratings or rankings) using a loglinear approach. Fits loglinear Bradley-Terry model (LLBT) exploiting an eliminate feature. Computes pattern models for paired comparisons, rankings, and ratings. Some treatment of missing values (MCAR and MNAR). Fits latent class (mixture) models for paired comparison, rating and ranking patterns using a non-parametric ML approach.

Maintainer: Marco Johannes Maier
Author(s): Reinhold Hatzinger [aut], Marco Johannes Maier [cre]

License: GPL (>= 2)

Uses: colorspace, gnm
Reverse suggests: BradleyTerry2, smacof

Released over 2 years ago.