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SIGMOD
2008
ACM
188views Database» more  SIGMOD 2008»
14 years 9 months ago
HERMES: aggregative LBS via a trajectory DB engine
We present HERMES, a prototype system based on a powerful query language for trajectory databases, which enables the support of aggregative Location-Based Services (LBS). The key ...
Nikos Pelekis, Elias Frentzos, Nikos Giatrakos, Ya...
CIKM
2009
Springer
14 years 4 months ago
Towards a universal wordnet by learning from combined evidence
Lexical databases are invaluable sources of knowledge about words and their meanings, with numerous applications in areas like NLP, IR, and AI. We propose a methodology for the au...
Gerard de Melo, Gerhard Weikum
ICCBR
2009
Springer
14 years 4 months ago
Case-Based Reasoning for Situation-Aware Ambient Intelligence: A Hospital Ward Evaluation Study
Abstract. Ambient intelligent systems are defined as being able to perceive their environment, being aware of the presence of people and other agents, and respond intelligently to...
Anders Kofod-Petersen, Agnar Aamodt
ICDAR
2007
IEEE
14 years 4 months ago
Document Image Segmentation Using a 2D Conditional Random Field Model
This work relates to the implementation of a 2D conditional random field model in the context of document image analysis. Our model makes it possible to take variability into acco...
Stéphane Nicolas, J. Dardenne, Thierry Paqu...
ESOP
2007
Springer
14 years 3 months ago
Cost Analysis of Java Bytecode
Abstract. Cost analysis of Java bytecode is complicated by its unstructured control flow, the use of an operand stack and its object-oriented programming features (like dynamic di...
Elvira Albert, Puri Arenas, Samir Genaim, Germ&aac...