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SIGIR
2009
ACM
15 years 10 months ago
Query dependent pseudo-relevance feedback based on wikipedia
Pseudo-relevance feedback (PRF) via query-expansion has been proven to be effective in many information retrieval (IR) tasks. In most existing work, the top-ranked documents from...
Yang Xu, Gareth J. F. Jones, Bin Wang
SIGMETRICS
2009
ACM
126views Hardware» more  SIGMETRICS 2009»
15 years 10 months ago
Self-adaptive admission control policies for resource-sharing systems
We consider the problem of admission control in resource sharing systems, such as web servers and transaction processing systems, when the job size distribution has high variabili...
Varun Gupta, Mor Harchol-Balter
WOWMOM
2009
ACM
146views Multimedia» more  WOWMOM 2009»
15 years 10 months ago
When opportunity proceeds from autonomy: A tour-based architecture for disconnected mobile sensors
We consider the case of sparse mobile sensors deployed to implement missions in challenging environments. This paper explores a notion of tour networks that is well suited to circ...
Michel Charpentier, Radim Bartos, Swapnil Bhatia
CDC
2008
IEEE
15 years 10 months ago
Retroactivity attenuation in transcriptional networks: Design and analysis of an insulation device
— Retroactivity is a parasitic phenomenon that changes the desired input/output response of a system when it is connected to “downstream” systems. Downstream and upstream ref...
Domitilla Del Vecchio, Shridhar Jayanthi
CODES
2008
IEEE
15 years 10 months ago
Static analysis of processor stall cycle aggregation
Processor Idle Cycle Aggregation (PICA) is a promising approach for low power execution of processors, in which small memory stalls are aggregated to create a large one, and the p...
Jongeun Lee, Aviral Shrivastava