CalcHellingerDist |
Calculate Hellinger Distance |
CalcJSDivergence |
Calculate Jensen-Shannon Divergence |
CalcLikelihood |
Calculate the log likelihood of a document term matrix given a topic model |
CalcLikelihoodC |
Internal helper functions for 'textmineR' |
CalcPhiPrime |
Calculate a matrix whose rows represent P(topic_i|tokens) |
CalcProbCoherence |
Probailistic coherence of topics |
CalcSumSquares |
Internal helper functions for 'textmineR' |
CalcTopicModelR2 |
Calculate the R-squared of a topic model. |
Cluster2TopicModel |
Represent a document clustering as a topic model |
CorrectS |
Function to remove some forms of pluralization. |
CreateDtm |
Convert a character vector to a document term matrix. |
CreateTcm |
Convert a character vector to a term co-occurence matrix. |
DepluralizeDtm |
Run the CorrectS function on columns of a document term matrix. |
Dtm2Docs |
Convert a DTM to a Character Vector of documents |
Dtm2DocsC |
Internal helper functions for 'textmineR' |
Dtm2Tcm |
Turn a document term matrix into a term co-occurence matrix |
Files2Vec |
Function for reading text files into R |
FitCtmModel |
Fit a Correlated Topic Model |
FitLdaModel |
Fit a topic model using Latent Dirichlet Allocation |
FitLsaModel |
Fit a topic model using Latent Semantic Analysis |
FormatRawLdaOutput |
Format Raw Output from 'lda.collapsed.gibbs.sampler' |
GetPhiPrime |
Calculate a matrix whose rows represent P(topic_i|tokens) |
GetProbableTerms |
Get cluster labels using a "more probable" method of terms |
GetTopTerms |
Get Top Terms for each topic from a topic model |
GetVocabFromDtm |
Reconstruct a 'text2vec::vocabulary' object from a document term matrix. |
HellDist |
Hellinger Distance |
HellingerMat |
Internal helper functions for 'textmineR' |
Hellinger_cpp |
Internal helper functions for 'textmineR' |
JSD |
Jensen-Shannon Divergence |
JSDmat |
Internal helper functions for 'textmineR' |
JSD_cpp |
Internal helper functions for 'textmineR' |
LabelTopics |
Get some topic labels using a "more probable" method of terms |
nih |
Abstracts and metadata from NIH research grants awarded in 2014 |
nih_sample |
Abstracts and metadata from NIH research grants awarded in 2014 |
nih_sample_dtm |
Abstracts and metadata from NIH research grants awarded in 2014 |
nih_sample_topic_model |
Abstracts and metadata from NIH research grants awarded in 2014 |
RecursiveRbind |
Recursively call rBind from the Matrix package. |
TermDocFreq |
Get term frequencies and document frequencies from a document term matrix. |
TmParallelApply |
An OS-independent parallel version of 'lapply' |
Vec2Dtm |
Convert a character vector to a document term matrix of class Matrix. |