Information Question answering Precision and recall Mean reciprocal rank Tf*idf Wikipedia Document retrieval Yahoo! Answers Information science Information retrieval Science | | External Knowledge Sources for Question Answering Boris Katz, Gregory Marton, Gary Borchardt, Alexis Brownell, Sue Felshin, Daniel Loreto, Jesse Louis-Rosenberg, Ben Lu, ¨ Federico Mora, Stephan Stiller, Ozlem Uzuner, AAdd to Reading ListSource URL: trec.nist.govDownload Document from Source Website File Size: 426,89 KBShare Document on Facebook
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