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ICTIR
2009
Springer

117views Information Technology» more ICTIR 2009»

The Quantum Probability Ranking Principle for Information Retrieval

15 years 4 months ago

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Abstract. While the Probability Ranking Principle for Information Retrieval provides the basis for formal models, it makes a very strong assumption regarding the dependence between...

Guido Zuccon, Leif Azzopardi, Keith van Rijsbergen

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CORR
2011
Springer

156views Education» more CORR 2011»

From joint convexity of quantum relative entropy to a concavity theorem of Lieb

14 years 1 months ago

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This paper provides a succinct proof of a 1973 theorem of Lieb that establishes the concavity of a certain trace function. The development relies on a deep result from quantum info...

Joel A. Tropp

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JACM
2006

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Limits on the ability of quantum states to convey classical messages

14 years 9 months ago

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We revisit the problem of conveying classical messages by transmitting quantum states, and derive new, optimal bounds on the number of quantum bits required for this task. Much of...

Ashwin Nayak, Julia Salzman

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CORR
2010
Springer

39views Education» more CORR 2010»

Quantum Tagging: Authenticating Location via Quantum Information and Relativistic Signalling Constraints

14 years 9 months ago

Download www.perimeterinstitute.ca

Adrian Kent, Bill Munro, Tim Spiller

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