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» A Knowledge Based Approach on Educational Metadata Use
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TIP
2010
119views more  TIP 2010»
14 years 12 months ago
Trajectory Classification Using Switched Dynamical Hidden Markov Models
This paper proposes an approach for recognizing human activities (more specifically, pedestrian trajectories) in video sequences, in a surveillance context. A system for automatic ...
Jacinto C. Nascimento, Mário A. T. Figueire...
162
Voted
DISOPT
2011
175views Education» more  DISOPT 2011»
14 years 8 months ago
Strengthening lattice-free cuts using non-negativity
In recent years there has been growing interest in generating valid inequalities for mixedinteger programs using sets with 2 or more constraints. In particular, Andersen et al. (2...
Ricardo Fukasawa, Oktay Günlük
ER
2009
Springer
117views Database» more  ER 2009»
15 years 8 months ago
An Ontology-Based Framework for Geographic Data Integration
Ontologies have been extensively used to model domain-specific knowledge. Recent research has applied ontologies to enhance the discovery and retrieval of geographic data in Spatia...
Vânia Maria Ponte Vidal, Eveline R. Sacramen...
CORR
2010
Springer
118views Education» more  CORR 2010»
15 years 5 months ago
The Citation Field of Evolutionary Economics
: Evolutionary economics has developed into an academic field of its own, institutionalized around, amongst others, the Journal of Evolutionary Economics (JEE). This paper analyzes...
Wilfred Dolfsma, Loet Leydesdorff
ITCC
2005
IEEE
15 years 10 months ago
A Web Recommendation System Based on Maximum Entropy
We propose a Web recommendation system based on a maximum entropy model. Under the maximum entropy principle, we can combine multiple levels of knowledge about users’ navigation...
Xin Jin, Bamshad Mobasher, Yanzan Zhou