Using multiple ontologies in information extraction

  title={Using multiple ontologies in information extraction},
  author={Daya C. Wimalasuriya and Dejing Dou},
Ontology-Based Information Extraction (OBIE) has recently emerged as a subfield of Information Extraction (IE). Here, ontologies - which provide formal and explicit specifications of conceptualizations - play a crucial role in the information extraction process. Several OBIE systems have been implemented previously but all of them use a single ontology although multiple ontologies have been designed for many domains. We have studied the theoretical basis for using multiple ontologies in… CONTINUE READING