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PVLDB
2008
118views more  PVLDB 2008»
14 years 11 months ago
Efficient top-k processing over query-dependent functions
We study the efficient evaluation of top-k queries over data items, where the score of each item is dynamically computed by applying an item-specific function whose parameter valu...
Lin Guo, Sihem Amer-Yahia, Raghu Ramakrishnan, Jay...
MFCS
2005
Springer
15 years 5 months ago
Tight Approximability Results for the Maximum Solution Equation Problem over Zp
In the maximum solution equation problem a collection of equations are given over some algebraic structure. The objective is to find an assignment to the variables in the equation...
Fredrik Kuivinen
INFOCOM
2002
IEEE
15 years 4 months ago
Performance of Reliable Transport Protocol over IEEE 802.11 Wireless LAN: Analysis and Enhancement
IEEE 802.11 Medium Access Control(MAC) is proposed to support asynchronous and time bounded delivery of radio data packets in infrastructure and ad hoc networks. The basis of the I...
Haitao Wu, Yong Peng, Keping Long, Shiduan Cheng, ...
ICC
2007
IEEE
160views Communications» more  ICC 2007»
15 years 6 months ago
Opportunistic Cooperation for Quality of Service Provisionings Over Wireless Relay Networks
Abstract— We propose the QoS-driven opportunistic cooperation schemes for the wireless relay networks. By integrating information theory with the concept of effective capacity, o...
Lin Xie, Xi Zhang
DSN
2005
IEEE
15 years 5 months ago
Engineering Over-Clocking: Reliability-Performance Trade-Offs for High-Performance Register Files
Register files are in the critical path of most high-performance processors and their latency is one of the most important factors that limit their size. Our goal is to develop er...
Gokhan Memik, Masud H. Chowdhury, Arindam Mallik, ...