This node performs sentiment analysis on text by utilizing the Amazon Comprehend service. Amazon Comprehend is a natural language processing (NLP) service that uses machine learning to discover insights from text. The Comprehend service returns a column containing the sentiment of the input text and also provides a confidence score sentiment (POSITIVE, NEGATIVE, MIXED and NEUTRAL).
For more information about AWS Comprehend can be found on this website.
Drag & drop to use
Drag & drop this node right into the Workflow Editor of KNIME Analytics Platform (4.x or higher).Learn more