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SIGIR
2012
ACM
13 years 2 months ago
Automatic term mismatch diagnosis for selective query expansion
People are seldom aware that their search queries frequently mismatch a majority of the relevant documents. This may not be a big problem for topics with a large and diverse set o...
Le Zhao, Jamie Callan
STOC
2012
ACM
251views Algorithms» more  STOC 2012»
13 years 2 months ago
Minimax option pricing meets black-scholes in the limit
Option contracts are a type of financial derivative that allow investors to hedge risk and speculate on the variation of an asset’s future market price. In short, an option has...
Jacob Abernethy, Rafael M. Frongillo, Andre Wibiso...
TON
2012
13 years 2 months ago
A Game-Theoretic Approach to Anonymous Networking
—Anonymous wireless networking is studied when an adversary monitors the transmission timing of an unknown subset of the network nodes. For a desired quality of service (QoS), as...
Parvathinathan Venkitasubramaniam, Lang Tong
TON
2012
13 years 2 months ago
Scalable Lookahead Regular Expression Detection System for Deep Packet Inspection
—Regular expressions (RegExes) are widely used, yet their inherent complexity often limits the total number of RegExes that can be detected using a single chip for a reasonable t...
Masanori Bando, N. Sertac Artan, H. Jonathan Chao
SODA
2012
ACM
226views Algorithms» more  SODA 2012»
13 years 2 months ago
On the hardness of pricing loss-leaders
Consider the problem of pricing n items under an unlimited supply with m buyers. Each buyer is interested in a bundle of at most k of the items. These buyers are single minded, wh...
Preyas Popat, Yi Wu
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