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» Evaluating Discourse Processing Algorithms
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DEXA
2005
Springer
80views Database» more  DEXA 2005»
15 years 8 months ago
Optimizing I/O Costs of Multi-dimensional Queries Using Bitmap Indices
Bitmap indices are efficient data structures for processing complex, multi-dimensional queries in data warehouse applications and scientific data analysis. For high-cardinality at...
Doron Rotem, Kurt Stockinger, Kesheng Wu
ICIAR
2010
Springer
15 years 7 months ago
Entropy of Gabor Filtering for Image Quality Assessment
Abstract. A new algorithm for image quality assessment based on entropy of Gabor filtered images is proposed. A bank of Gabor filters is used to extract contours and directional ...
Esteban Vázquez-Fernández, Án...
ATAL
2009
Springer
15 years 7 months ago
Dynamic information source selection for intrusion detection systems
Our work presents a mechanism designed for the selection of the optimal information provider in a multi-agent, heterogeneous and unsupervised monitoring system. The selfadaptation...
Martin Rehák, Eugen Staab, Michal Pechoucek...
GISCIENCE
2008
Springer
112views GIS» more  GISCIENCE 2008»
15 years 3 months ago
Decentralized Movement Pattern Detection amongst Mobile Geosensor Nodes
Movement patterns, like flocking and converging, leading and following, are examples of high-level process knowledge derived from lowlevel trajectory data. Conventional techniques...
Patrick Laube, Matt Duckham, Thomas Wolle
EAAI
2010
91views more  EAAI 2010»
15 years 2 months ago
A framework for on-line trend extraction and fault diagnosis
: Qualitative trend analysis (QTA) is a process-history-based data-driven technique that works by extracting important features (trends) from the measured signals and evaluating th...
Mano Ram Maurya, Praveen K. Paritosh, Raghunathan ...