Overlook of Relation Extraction
Information Extraction v.s. Relation Extraction Information Extraction: Information extraction is the task of automatically extracting structured information from unstructured and/or semi-structured machine-readable documents and other electronically represented sources. Relation extraction (RE) is an important task in IE. It focuses on extracting relations between entities. A complete relation RE system consists of a named entity recognizer to identify named entities from text. an entity linker to link entities to existing knowledge graphs....