# Text Mining Methods for Psychological Research

## Documentation for package ‘psychtm’ version 2021.1.0

- DESCRIPTION file.
- User guides, package vignettes and other documentation.
- Package NEWS.

## Help Pages

A B E G L M N P S T W

## -- A --

a0 | Create generic 'a0' function for class
a0-method | S4 class for a regression model that inherits from Model.
a0<- | Create generic a0<- function for class
a0<--method | S4 class for a regression model that inherits from Model.
alpha | Create generic 'alpha' function for class
alpha-method | S4 class to represent a SLDAX general model that inherits from Mlr and Logistic.
alpha<- | Create generic alpha<- function for class
alpha<--method | S4 class to represent a SLDAX general model that inherits from Mlr and Logistic.

## -- B --

b0 | Create generic 'b0' function for class
b0-method | S4 class for a regression model that inherits from Model.
b0<- | Create generic b0<- function for class
b0<--method | S4 class for a regression model that inherits from Model.
beta_ | Create generic 'beta_' function for class
beta_-method | S4 class to represent a SLDAX general model that inherits from Mlr and Logistic.
beta_<- | Create generic beta_<- function for class
beta_<--method | S4 class to represent a SLDAX general model that inherits from Mlr and Logistic.

## -- E --

est_beta | Summary functions for objects of class Sldax
est_beta-method | Summary functions for objects of class Sldax
est_theta | Summary functions for objects of class Sldax
est_theta-method | Summary functions for objects of class Sldax
eta | Create generic 'eta' function for class
eta-method | An S4 super class to represent a regression-like model
eta<- | Create generic eta<- function for class
eta<--method | An S4 super class to represent a regression-like model
eta_start | Create generic 'eta_start' function for class
eta_start-method | An S4 super class to represent a regression-like model
eta_start<- | Create generic eta_start<- function for class
eta_start<--method | An S4 super class to represent a regression-like model
extra | Create generic 'extra' function for class
extra-method | An S4 super class to represent a regression-like model
extra<- | Create generic extra<- function for class
extra<--method | An S4 super class to represent a regression-like model

## -- G --

gamma_ | Create generic 'gamma_' function for class
gamma_-method | S4 class to represent a SLDAX general model that inherits from Mlr and Logistic.
gamma_<- | Create generic gamma_<- function for class
gamma_<--method | S4 class to represent a SLDAX general model that inherits from Mlr and Logistic.
get_coherence | Summary functions for objects of class Sldax
get_coherence-method | Summary functions for objects of class Sldax
get_exclusivity | Summary functions for objects of class Sldax
get_exclusivity-method | Summary functions for objects of class Sldax
get_toptopics | Summary functions for objects of class Sldax
get_toptopics-method | Summary functions for objects of class Sldax
get_topwords | Summary functions for objects of class Sldax
get_topwords-method | Summary functions for objects of class Sldax
get_zbar | Summary functions for objects of class Sldax
get_zbar-method | Summary functions for objects of class Sldax
gg_coef | Summary functions for objects of class Sldax
gg_coef-method | Summary functions for objects of class Sldax
gibbs_logistic | Fit logistic regression model
gibbs_mlr | Fit linear regression model
gibbs_sldax | Fit supervised or unsupervised topic models (SLDAX or LDA)

## -- L --

Logistic | S4 class for a logistic regression model that inherits from Model
Logistic-class | S4 class for a logistic regression model that inherits from Model
loglike | Create generic 'loglike' function for class
loglike-method | An S4 super class to represent a regression-like model
loglike<- | Create generic loglike<- function for class
loglike<--method | An S4 super class to represent a regression-like model
logpost | Create generic 'logpost' function for class
logpost-method | An S4 super class to represent a regression-like model
logpost<- | Create generic logpost<- function for class
logpost<--method | An S4 super class to represent a regression-like model
lpd | Create generic 'lpd' function for class
lpd-method | An S4 super class to represent a regression-like model
lpd<- | Create generic lpd<- function for class
lpd<--method | An S4 super class to represent a regression-like model

## -- M --

Mlr | S4 class for a regression model that inherits from Model.
Mlr-class | S4 class for a regression model that inherits from Model.
Model | An S4 super class to represent a regression-like model
Model-class | An S4 super class to represent a regression-like model
mu0 | Create generic 'mu0' function for class
mu0-method | An S4 super class to represent a regression-like model
mu0<- | Create generic mu0<- function for class
mu0<--method | An S4 super class to represent a regression-like model

## -- N --

nchain | Create generic 'nchain' function for class
nchain-method | An S4 super class to represent a regression-like model
nchain<- | Create generic nchain<- function for class
nchain<--method | An S4 super class to represent a regression-like model
ndocs | Create generic 'ndocs' function for class
ndocs-method | An S4 super class to represent a regression-like model
ndocs<- | Create generic ndocs<- function for class
ndocs<--method | An S4 super class to represent a regression-like model
ntopics | Create generic 'ntopics' function for class
ntopics-method | S4 class to represent a SLDAX general model that inherits from Mlr and Logistic.
ntopics<- | Create generic ntopics<- function for class
ntopics<--method | S4 class to represent a SLDAX general model that inherits from Mlr and Logistic.
nvocab | Create generic 'nvocab' function for class
nvocab-method | S4 class to represent a SLDAX general model that inherits from Mlr and Logistic.
nvocab<- | Create generic nvocab<- function for class
nvocab<--method | S4 class to represent a SLDAX general model that inherits from Mlr and Logistic.

## -- P --

post_regression | Summary functions for objects of class Sldax
post_regression-method | Summary functions for objects of class Sldax
prep_docs | Prepare documents in a data frame for modeling
proposal_sd | Create generic 'proposal_sd' function for class
proposal_sd-method | S4 class for a logistic regression model that inherits from Model
proposal_sd<- | Create generic proposal_sd<- function for class
proposal_sd<--method | S4 class for a logistic regression model that inherits from Model
psychtm | psychtm: A package for text mining methods for psychological research
p_eff | Create generic 'p_eff' function for class
p_eff-method | An S4 super class to represent a regression-like model
p_eff<- | Create generic p_eff<- function for class
p_eff<--method | An S4 super class to represent a regression-like model

## -- S --

se_waic | Create generic 'se_waic' function for class
se_waic-method | An S4 super class to represent a regression-like model
se_waic<- | Create generic se_waic<- function for class
se_waic<--method | An S4 super class to represent a regression-like model
sigma0 | Create generic 'sigma0' function for class
sigma0-method | An S4 super class to represent a regression-like model
sigma0<- | Create generic sigma0<- function for class
sigma0<--method | An S4 super class to represent a regression-like model
sigma2 | Create generic 'sigma2' function for class
sigma2-method | S4 class for a regression model that inherits from Model.
sigma2<- | Create generic sigma2<- function for class
sigma2<--method | S4 class for a regression model that inherits from Model.
Sldax | S4 class to represent a SLDAX general model that inherits from Mlr and Logistic.
Sldax-class | S4 class to represent a SLDAX general model that inherits from Mlr and Logistic.
sldax-summary | Summary functions for objects of class Sldax

## -- T --

teacher_rate | Synthetic (fake) student ratings of instructor quality.
term_score | Compute term-scores for each word-topic pair
theta | Create generic 'theta' function for class
theta-method | S4 class to represent a SLDAX general model that inherits from Mlr and Logistic.
theta<- | Create generic theta<- function for class
theta<--method | S4 class to represent a SLDAX general model that inherits from Mlr and Logistic.
topics | Create generic 'topics' function for class
topics-method | S4 class to represent a SLDAX general model that inherits from Mlr and Logistic.
topics<- | Create generic topics<- function for class
topics<--method | S4 class to represent a SLDAX general model that inherits from Mlr and Logistic.

## -- W --

waic | Create generic 'waic' function for class
waic-method | An S4 super class to represent a regression-like model
waic<- | Create generic waic<- function for class
waic<--method | An S4 super class to represent a regression-like model
waic_all | Compute WAIC for all outcomes.
waic_d | WAIC for observation y_d
waic_diff | Compute difference (WAIC1 - WAIC2) in WAIC and its SE for two models.