{"type":"ScholarlyArticle","title":"FASTUS: A Finite-state Processor for Information Extraction from Real-world Text","authors":[{"name":"Douglas E. Appelt","slug":"douglas-e-appelt","given":"Douglas E.","family":"Appelt","affiliation":""},{"name":"Jerry R. Hobbs","slug":"jerry-r-hobbs","given":"Jerry R.","family":"Hobbs","affiliation":""},{"name":"John Bear","slug":"john-bear","given":"John","family":"Bear","affiliation":""},{"name":"David J. Israel","slug":"david-j-israel","given":"David J.","family":"Israel","affiliation":""},{"name":"Mabry Tyson","slug":"mabry-tyson","given":"Mabry","family":"Tyson","affiliation":""}],"abstract":"Approaches to text. processing that. rely on parsing the t.ext with a wht.ext.-free gralllma.r tend to be slow and error-prone bPcause of t.he massive ambiguity of long sent.<~nces . ln contrast, FASTUS employs a noll(l<'t<'rlllillistic finite-state language modd that . produces a phrasal decomposition of a. S<~nt.enc<' into nouu groups, verb groups and particles . Anot.lwr finite-state machine recognizes domain-spP-<·.ifir phrases based 011 combinations of the heads of the constituents found in t.h< • first. pass . F'ASTUS has been evaltnl.ted 011 several blind t.<•st.s that. demonstrate that st.a.t.e-of-t.lw-art. l><'rformanre 011 information-ext .rac.t.ion t.asks is obtainable with surprisingly lit.tlf ~ conrput.at.iona.l t>ffort..","doi":null,"url":"https://ijcai.org/proceedings/1993/162","pdf":"https://ijcai.org/proceedings/1993/0162.pdf","markdown":"https://ijcai.org/proceedings/1993/162.md","bibtex":"https://ijcai.org/proceedings/1993/bibtex/162","volume":{"slug":"1993","title":"Proceedings of the Thirteenth International Joint Conference on Artificial Intelligence","short_title":"IJCAI 1993","url":"https://ijcai.org/proceedings/1993/","year":1993,"location":"Chambéry, France","dates":"","editors":"Ruzena Bajcsy","isbn":"","publisher":"International Joint Conferences on Artificial Intelligence","doi_prefix":""},"section":"Natural Language","track":"Natural Language","number":162,"pages":{"first":1172,"last":1177},"keywords":[],"videos":[],"references":[],"license_note":"Copyright International Joint Conferences on Artificial Intelligence."}