A systematic mapping study on open information extraction

作者：

Highlights：

• To the best of our knowledge, this is the first systematic mapping on open information extraction.

• We provide a systematic organization of published papers on open information extraction area.

• We define some principles about OpenIE systems to help new researchers on knowing this growing area.

• We discuss open problems and current trends of open information extraction area.

摘要

•To the best of our knowledge, this is the first systematic mapping on open information extraction.•We provide a systematic organization of published papers on open information extraction area.•We define some principles about OpenIE systems to help new researchers on knowing this growing area.•We discuss open problems and current trends of open information extraction area.

论文关键词：Systematic mapping study,Open information extraction,Open relation extraction,Open knowledge acquisition,Open relation mapping

论文评审过程：Received 14 November 2017, Revised 4 June 2018, Accepted 21 June 2018, Available online 27 June 2018, Version of Record 27 July 2018.

论文官网地址：https://doi.org/10.1016/j.eswa.2018.06.046