This node extracts the vocabulary with corresponding word vectors from a Word Vector Model. The first output port will contain all words from the vocabulary and the second one the labels (if Doc2Vec model was trained). If there are no labels available (Word2Vec model) the second port will be inactive.
The KNIME Deeplearning4J Integration has been marked as legacy with KNIME Analytics Platform 5.0 and will be deprecated in a future version. If you are using this extension in a production workflow, consider switching to one of the other deep learning integrations available in KNIME Analytics Platform.