Content extraction

特許 権利維持 Automatic Content Extraction (ACE) is a program for developing advanced Information extraction technologies. Given a text in natural language, the ACE challenge is to detect: entities mentioned in the text, such as: persons, organizations, locations, facilities, weapons, vehicles, and geo-political entities. relations between entities, such as: person A is the manager of company B. Relation types include: role, part, located, near, and social. events mentioned in the text, such as: interaction, movement, transfer, creation and destruction.