Question answering from natural language medical data bases

Natural language question-answering systems: 1969

Robert F. Simmons · Communications of the ACM · 1970 · 148 citations · Full text

Language Studies, Computer Science, Linguistics +16

On Natural Language Based Computer Systems

S. R. Petrick · IBM Journal of Research and Development · 1976 · 85 citations

Computing, Computer Science, Computer Systems +13

Grammatically-based automatic word class formation

Lynette Hirschman, Ralph Grishman, Naomi Sager · Information Processing & Management · 1975 · 79 citations

Language Studies, Computer Science, Linguistics +12

REQUEST: A Natural Language Question-Answering System

Warren J. Plath · IBM Journal of Research and Development · 1976 · 71 citations

Computing, Computer Science, Linguistics +14

The restriction language for computer grammars of natural language

Naomi Sager, Ralph Grishman · Communications of the ACM · 1975 · 39 citations · Full text

Language Studies, Computer Science, Linguistics +17