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FOCS
2007
IEEE
14 years 3 months ago
A Primal-Dual Randomized Algorithm for Weighted Paging
In the weighted paging problem there is a weight (cost) for fetching each page into the cache. We design a randomized O(log k)-competitive online algorithm for the weighted paging...
Nikhil Bansal, Niv Buchbinder, Joseph Naor
PLDI
2005
ACM
14 years 2 months ago
Scalable statistical bug isolation
We present a statistical debugging algorithm that isolates bugs in programs containing multiple undiagnosed bugs. Earlier statistical algorithms that focus solely on identifying p...
Ben Liblit, Mayur Naik, Alice X. Zheng, Alexander ...
VLDB
2004
ACM
124views Database» more  VLDB 2004»
14 years 2 months ago
Automated Statistics Collection in DB2 UDB
The use of inaccurate or outdated database statistics by the query optimizer in a relational DBMS often results in a poor choice of query execution plans and hence unacceptably lo...
Ashraf Aboulnaga, Peter J. Haas, Sam Lightstone, G...
EMSOFT
2007
Springer
14 years 2 months ago
Loosely time-triggered architectures based on communication-by-sampling
We address the problem of mapping a set of processes which communicate synchronously on a distributed platform. The Time Triggered Architecture (TTA) proposed by Kopetz for the co...
Albert Benveniste, Paul Caspi, Marco Di Natale, Cl...
DSS
2002
139views more  DSS 2002»
13 years 8 months ago
CI Spider: a tool for competitive intelligence on the Web
Competitive Intelligence (CI) aims to monitor a firm's external environment for information relevant to its decision-making process. As an excellent information source, the I...
Hsinchun Chen, Michael Chau, Daniel Dajun Zeng