Hub

125 results

Filter
Text Processing
Other Data Types Preprocessing Transformation Enrichment IO
+3
  1. Node / Source
    PDF Parser
    Other Data Types Text Processing IO
    This node allows you to read PDF documents and create a document for each file. The documents title and authors will be extracted…
    3
  2. Node / Manipulator
    Stanford Tagger
    Other Data Types Text Processing Enrichment
    +1
    This node assigns to each term of a document a part of speech (POS) tag. It is applicable for French, English, German, Spanish an…
    1
  3. Node / Source
    Tika Parser
    Other Data Types Text Processing IO
    +1
    Apache Tika is a library that is mainly used to detect document types and extract textual contents and metadata from various file…
    1
  4. Node / Visualizer
    Document Viewer
    Other Data Types Text Processing Misc
    The first view shows a list of all document titles. The quick search offers the possibility to search documents distinctly by tit…
    1
  5. Node / Learner
    Term Document Entropy
    Other Data Types Text Processing Frequencies
    This node computes the informational entropy of each term in each document. The nodes requires a bag of words table as input and …
    0
  6. Node / Learner
    TF
    Other Data Types Text Processing Frequencies
    Computes the relative term frequency (tf) of each term according to each document and adds a column containing the tf value. The …
    0
  7. Node / Sink
    Brat Document Writer
    Other Data Types Text Processing IO
    This node takes the documents in the selected column and writes them, each as two files (.txt and .ann), into the selected direct…
    0
  8. Node / Source
    Dml Document Parser
    Other Data Types Text Processing IO
    This node allows you to parse the dml formatted text documents (for more details see the dml.dtd). The specified directory will b…
    0
  9. Node / Source
    Document Grabber
    Other Data Types Text Processing IO
    Downloads document from a certain database which can be specified in the dialog, i.e.: PubMed. After sending the specified query …
    0
  10. Node / Source
    Flat File Document Parser
    Other Data Types Text Processing IO
    This node allows you to read flat text files and create a document for each file. The documents title will be the first sentence …
    0
  11. Node / Source
    OpenNLP NER Model Reader
    Other Data Types Text Processing IO
    Reads OpenNLP models for named entity tagging. This node can be used to make externally trained models available in KNIME. The mo…
    0
  12. Node / Learner
    DF
    Other Data Types Text Processing Frequencies
    This nodes requires a bag of words table as input and computes the number of documents that contain each term. The computed frequ…
    0
  13. Node / Manipulator
    Frequency Filter
    Other Data Types Text Processing Frequencies
    Filters terms in the given bag of words with a certain frequency value. On the one hand minimum and maximum values can be defined…
    0
  14. Node / Learner
    ICF
    Other Data Types Text Processing Frequencies
    Computes the inverse category frequency (icf) of each term according to the given set of documents, categories of documents respe…
    0
  15. Node / Learner
    IDF
    Other Data Types Text Processing Frequencies
    Computes three variants of the inverse document frequency (idf) for each term according to the given set of documents and adds a …
    0
  16. Node / Learner
    NGram Creator
    Other Data Types Text Processing Frequencies
    This node creates ngrams from the documents of the input table and counts their frequencies. It can be specified whether word or …
    0
  17. Node / Learner
    Term Co-Occurrence Counter
    Other Data Types Text Processing Frequencies
    The node counts the number of co-occurrences for the given list of terms within the selected parts e.g. sentence, paragraph, sect…
    0
  18. Node / Predictor
    StanfordNLP NE Tagger
    Other Data Types Text Processing Enrichment
    +1
    This node assigns a named entity tag to each term of a document. It is applicable for English, German and Spanish texts. The buil…
    0
  19. Node / Predictor
    StanfordNLP NE tagger (deprecated)
    Other Data Types Text Processing Enrichment
    +1
    This node assigns a named entity tag to each term of a document. It is applicable for English, German and Spanish texts. The buil…
    0
  20. Node / Manipulator
    Stanford tagger (deprecated)
    Other Data Types Text Processing Enrichment
    +1
    This node assigns to each term of a document a part of speech (POS) tag. It is applicable for French, English and German texts. T…
    0