582 search results - page 7 / 117 » Performance Comparison of Point and Spatial Access Methods |
GECCO
2010
Springer
13 years 11 months ago
2010
Springer
In this paper, we study the performances of the NEW Unconstrained Optimization Algorithm (NEWUOA) with different numbers of interpolation points. NEWUOA is a trust region method, ...
PODS
1993
ACM
13 years 11 months ago
1993
ACM
In this paper, we motivate four di erent user de ned window query classes and derive a probabilistic model for each of them. For each model, we characterize the e ciency of spatia...
ANSS
2004
IEEE
13 years 11 months ago
2004
IEEE
We quantatively analyze the differences between a realistic mobility model, TRANSIMS, and several synthetic mobility models. New synthetic models were created by modifying the sta...
ISVC
2010
Springer
13 years 6 months ago
2010
Springer
Dealing with multi-object tracking in a particle filter raises several issues. A first essential point is to model possible interactions between objects. In this article, we repr...
DAGM
2007
Springer
14 years 1 months ago
2007
Springer
Research on EEG based brain-computer-interfaces (BCIs) aims at steering devices by thought. Even for simple applications, BCIs require an extremely effective data processing to wo...