Node Connectivity
There are 3331 nodes that can be used as predessesor
for a node with an input port of type 
Table.
NGram Creator
Creates ngrams of documents.
TF
Computes the relative term frequency (tf) of each term according to each document and adds a column containing the tf value.
Term Co-Occurrence Counter
Counts the number of co-occurrences for the given list of terms within the different parts e.g. sentence, paragraph, section and title of […]
Term Document Entropy
This node computes the informational entropy of each term in each document. If a term occurs once in every document, its entropy for each document […]
Chi-Square Keyword Extractor
Extracts relevant keywords from documents.
Keygraph Keyword Extractor
Extracts relevant keywords from documents.
StanfordNLP Open Information Extractor
Extracts relation triplets from documents.
StanfordNLP Relation Extractor
Extracts relation triplets from documents.
Topic Extractor (Parallel LDA)
Simple parallel threaded implementation of LDA for topic detection.
Category to Class
Adds a class (string) column to each row, containing the category string of the document in that particular row.