data_corpus_EPcoaldebate
                        Crowd-labelled sentence corpus from a 2010 EP
                        debate on coal subsidies
data_corpus_dailnoconf1991
                        Confidence debate from 1991 Irish Parliament
data_corpus_irishbudget2010
                        Irish budget speeches from 2010
data_corpus_moviereviews
                        Movie reviews with polarity from Pang and Lee
                        (2004)
data_dfm_lbgexample     dfm from data in Table 1 of Laver, Benoit, and
                        Garry (2003)
textmodel_affinity      Class affinity maximum likelihood text scaling
                        model
textmodel_ca            Correspondence analysis of a document-feature
                        matrix
textmodel_lsa           Latent Semantic Analysis
textmodel_nb            Naive Bayes classifier for texts
textmodel_svm           Linear SVM classifier for texts
textmodel_svmlin        (faster) Linear SVM classifier for texts
textmodel_wordfish      Wordfish text model
textmodel_wordscores    Wordscores text model
textplot_influence      Influence plot for text scaling models
textplot_scale1d        Plot a fitted scaling model
