# Estimation of the Structural Topic Model

## Documentation for package ‘stm’ version 1.3.8

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

## Help Pages

stm-package | Structural Topic Model
alignCorpus | Align the vocabulary of a new corpus to an old corpus
asSTMCorpus | STM Corpus Coercion
checkBeta | Looks for words that load exclusively onto a topic
checkResiduals | Residual dispersion test for topic number
cloud | Plot a wordcloud
convertCorpus | Convert 'stm' formatted documents to another format
estimateEffect | Estimates regressions using an STM object
eval.heldout | Heldout Likelihood by Document Completion
findThoughts | Find Thoughts
findTopic | Find topics that contain user specified words.
fitNewDocuments | Fit New Documents
gadarian | Gadarian and Albertson data
gadarianFit | Gadarian and Albertson data
head.textProcessor | Process a vector of raw texts
labelTopics | Label topics
make.dt | Make a 'data.table' of topic proportions.
make.heldout | Heldout Likelihood by Document Completion
manyTopics | Performs model selection across separate STM's that each assume different numbers of topics.
multiSTM | Analyze Stability of Local STM Mode
optimizeDocument | Optimize Document
permutationTest | Permutation test of a binary covariate.
plot.estimateEffect | Plot effect of covariates on topics
plot.findThoughts | Find Thoughts
plot.MultimodDiagnostic | Plotting Method for Multimodality Diagnostic Objects
plot.searchK | Plots diagnostic values resulting from searchK
plot.STM | Functions for plotting STM objects
plot.STMpermute | Plot an STM permutation test.
plot.topicCorr | Plot a topic correlation graph
plotModels | Plots semantic coherence and exclusivity for high likelihood models outputted from selectModel.
plotQuote | Plots strings
plotRemoved | Plot documents, words and tokens removed at various word thresholds
plotTopicLoess | Plot some effects with loess
poliblog5k | CMU 2008 Political Blog Corpus
poliblog5k.docs | CMU 2008 Political Blog Corpus
poliblog5k.meta | CMU 2008 Political Blog Corpus
poliblog5k.voc | CMU 2008 Political Blog Corpus
prepDocuments | Prepare documents for analysis with 'stm'
print.findThoughts | Find Thoughts
print.labelTopics | Label topics
print.MultimodDiagnostic | Analyze Stability of Local STM Mode
print.sageLabels | Displays verbose labels that describe topics and topic-covariate groups in depth.
print.STM | Summary Function for the STM objects
print.summary.estimateEffect | Summary for estimateEffect
print.textProcessor | Process a vector of raw texts
readCorpus | Read in a corpus file.
readLdac | Read in a .ldac Formatted File
s | Make a B-spline Basis Function
sageLabels | Displays verbose labels that describe topics and topic-covariate groups in depth.
searchK | Computes diagnostic values for models with different values of K (number of topics).
selectModel | Assists the user in selecting the best STM model.
stm | Variational EM for the Structural Topic Model
summary.estimateEffect | Summary for estimateEffect
summary.STM | Summary Function for the STM objects
summary.textProcessor | Process a vector of raw texts
textProcessor | Process a vector of raw texts
thetaPosterior | Draw from Theta Posterior
toLDAvis | Wrapper to launch LDAvis topic browser.
toLDAvisJson | Wrapper to create Json mapping for LDAvis. This can be useful in indirect render e.g. Shiny Dashboards
topicCorr | Estimate topic correlation
topicLasso | Plot predictions using topics
topicQuality | Plots semantic coherence and exclusivity for each topic.
writeLdac | Write a .ldac file