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IPPS
2007
IEEE
16 years 1 months ago
Expected Time for Obtaining Dependable Data in Real-Time Environment
In real-time environment, data usually has a lifespan associated with it. The semantics and the importance of the data depend on the time when data is utilized. Hence, the process...
Yue Yu, Shangping Ren
DSRT
2008
IEEE
16 years 1 months ago
Modeling System Security Rules with Time Constraints Using Timed Extended Finite State Machines
Security and reliability are of paramount importance in designing and building real-time systems because any security failure can put the public and the environment at risk. In th...
Wissam Mallouli, Amel Mammar, Ana R. Cavalli
ICCS
2007
Springer
16 years 26 days ago
Inaccuracies of Shape Averaging Method Using Dynamic Time Warping for Time Series Data
Shape averaging or signal averaging of time series data is one of the prevalent subroutines in data mining tasks, where Dynamic Time Warping distance measure (DTW) is known to work...
Vit Niennattrakul, Chotirat Ann Ratanamahatana
IPPS
2000
IEEE
15 years 11 months ago
Using Time Skewing to Eliminate Idle Time due to Memory Bandwidth and Network Limitations
Time skewing is a compile-time optimization that can provide arbitrarily high cache hit rates for a class of iterative calculations, given a sufficient number of time steps and s...
David Wonnacott
VLDB
2002
ACM
108views Database» more  VLDB 2002»
15 years 6 months ago
Generic Database Cost Models for Hierarchical Memory Systems
Accurate prediction of operator execution time is a prerequisite for database query optimization. Although extensively studied for conventional disk-based DBMSs, cost modeling in ...
Stefan Manegold, Peter A. Boncz, Martin L. Kersten