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» Case Provenance: The Value of Remembering Case Sources
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VLDB
2004
ACM
124views Database» more  VLDB 2004»
14 years 9 days 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The use of inaccurate or outdated database statistics by the query optimizer in a relational DBMS often results in a poor choice of query execution plans and hence unacceptably lo...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...
POS
1994
Springer
13 years 11 months ago
Expressing Object Residency Optimizations Using Pointer Type Annotations
We consider some issues in optimizing persistent programming languages. In particular, we show how to express optimizations of object residency checks in strongly typed persistent...
J. Eliot B. Moss, Antony L. Hosking
AIME
2009
Springer
13 years 11 months ago
Data-Efficient Information-Theoretic Test Selection
We use the concept of conditional mutual information (MI) to approach problems involving the selection of variables in the area of medical diagnosis. Computing MI requires estimate...
Marianne Mueller, Rómer Rosales, Harald Ste...
ASPDAC
2007
ACM
117views Hardware» more  ASPDAC 2007»
13 years 11 months ago
A Current-based Method for Short Circuit Power Calculation under Noisy Input Waveforms
An accurate model is presented to calculate the short circuit energy dissipation of logic cells. The short circuit current is highly dependent on the input and output voltage valu...
Hanif Fatemi, Shahin Nazarian, Massoud Pedram
BIRTHDAY
2006
Springer
13 years 10 months ago
Optimal Flow Distribution Among Multiple Channels with Unknown Capacities
Consider a simple network flow problem in which there are n channels directed from a source to a sink. The channel capacities are unknown and we wish to determine a feasible netwo...
Richard M. Karp, Till Nierhoff, Till Tantau