August 17, 2005
Generic Soft Pattern Models for
Definitional QA
2/28
Patterns Are Everywhere
Information Extraction (IE)
noun preposition <noun_phrase>
e.g. bomb against <target>
Question
Answering (QA)
<search_term> , DT$
NNP ,
e.g. Gunter Blobel
, a biologist
at … , said …
Other tasks
<subj> passive-verb
e.g. <subj> was satisfied
Lexico-syntactic
Patterns