Browse Research and Tech Reports - Computer Science by Author "Roth, Dan"

  • Punyakanok, Vasin; Roth, Dan; Yih, Wen-tau (2004-01)
    We describe an approach for answer selection in a free form question answering task. In order to go beyond a key-word based matching in selecting answers to questions, one would like to develop a principled way for the ...

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  • Kundu, Gourab; Chang, Ming-Wei; Roth, Dan; Zhai, ChengXiang (2013-11-14)

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  • Liebald, Benjamin; Roth, Dan; Shah, Neelay; Srikumar, Vivek (2007-07)
    Insider attacks are a significant threat to IT infrastructures and are difficult to detect. The problem is exacerbated if the attacker explicitly tries to masquerade as a legitimate user and evade detection. In this paper, ...

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  • Do, Quang; Roth, Dan; Sammons, Mark; Tu, Yuancheng; Vydiswaran, V.G.Vinod (2010-05-06)

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  • Jindal, Prateek; Roth, Dan; Kale, Laxmikant V. (2013-12-04)
    SVMs have been used for long for data classification. While solving very large problems, one may encounter hundreds of thousands of features and a large number of training vectors. A natural solution to solving problems ...

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  • Kundu, Gourab; Roth, Dan (2013)
    Teaching is challenging in a real environment. One problem is that not all examples may be available to teach. We show how to teach several important concept classes namely conjunction, disjunction and linear threshold ...

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  • Li, Xin; Roth, Dan (2004-12)
    In this paper, we propose a unified framework for applying supervision to discriminative clustering, which: (1) explicitly formalizes the problem of training a partition function as a supervised metric-learning process; ...

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  • Roth, Dan; Sammons, Mark (2008-06)
    Traditional approaches to Natural Language Text Processing limit performance and flexibility by committing to canonical reprentations of input text, while many NLP applications for general tasks such as Textual Entailment ...

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  • Pasternack, Jeff; Roth, Dan (2008)
    Wikipedia, the popular online encyclopedia, has in just six years grown from an adjunct to the now-defunct Nupedia to over 31 million pages and 429 million revisions in 256 languages and spawned sister projects such as ...

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