Discovering high quality answers in community question answering archives using a hierarchy of classifiers

The PageRank Citation Ranking : Bringing Order to the Web

Lawrence M. Page, Sergey Brin, Rajeev Motwani et al. · 1999 · 12.7K citations

Computing, Computer Science, Information Retrieval +15

Authoritative sources in a hyperlinked environment

Jon Kleinberg · Journal of the ACM · 1999 · 9.1K citations · Full text

Computing, Computer Science, Information Systems +11

Recognizing contextual polarity in phrase-level sentiment analysis

Theresa Wilson, Janyce Wiebe, Paul Hoffmann · 2005 · 3.4K citations · Full text

Computing, Computer Science, Computational Linguistics +11

The Semantics of Definite and Indefinite Noun Phrases

Irene Heim · Scholarworks (University of Massachusetts Amherst) · 1982 · 3K citations · Full text

Language Studies, Linguistics, Philosophy Of Language +11

Understanding natural language

Terry Winograd · Cognitive Psychology · 1972 · 2.8K citations