Sciweavers

144 search results - page 13 / 29
» A PSO-based framework for dynamic SVM model selection
Sort
View
SIGMOD
2004
ACM
142views Database» more  SIGMOD 2004»
14 years 7 months ago
Conditional Selectivity for Statistics on Query Expressions
Cardinality estimation during query optimization relies on simplifying assumptions that usually do not hold in practice. To diminish the impact of inaccurate estimates during opti...
Nicolas Bruno, Surajit Chaudhuri
RSS
2007
192views Robotics» more  RSS 2007»
13 years 8 months ago
Simultaneous Localisation and Mapping in Dynamic Environments (SLAMIDE) with Reversible Data Associa
Abstract— The conventional technique for dealing with dynamic objects in SLAM is to detect them and then either treat them as outliers [20][1] or track them separately using trad...
Charles Bibby, Ian D. Reid
HICSS
2007
IEEE
125views Biometrics» more  HICSS 2007»
14 years 1 months ago
Stochastic Model for Power Grid Dynamics
We introduce a stochastic model that describes the quasistatic dynamics of an electric transmission network under perturbations introduced by random load fluctuations, random rem...
Marian Anghel, Kenneth A. Werley, Adilson E. Motte...
ICWE
2009
Springer
14 years 1 months ago
An Extensible Monitoring Framework for Measuring and Evaluating Tool Performance in a Service-Oriented Architecture
The lack of QoS attributes and their values is still one of the fundamental drawbacks of web service technology. Most approaches for modelling and monitoring QoS and web service pe...
Christoph Becker, Hannes Kulovits, Michael Kraxner...
ENGL
2006
84views more  ENGL 2006»
13 years 7 months ago
A framework for neural network to make business forecasting with hybrid VAR and GA components
Applying Vector Autoregression (VAR) and genetic algorithm (GA) in hybrid systems with neural network can improve the NN's prediction capability. Two case studies have been ca...
Sio Iong Ao