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VRST
2004
ACM
16 years 1 days ago
Occlusion handling for medical augmented reality using a volumetric phantom model
The support of surgical interventions has long been in the focus of application-oriented augmented reality research. Modern methods of surgery, like minimally-invasive procedures,...
Jan Fischer, Dirk Bartz, Wolfgang Straßer
CISIS
2010
IEEE
15 years 12 months ago
iweightings: Enhancing Structure-based Ontology Alignment by Enriching Models with Importance Weighting
—Structural ontology matching methods analyze mainly two factors: entity labels and relationships among entities. We propose to additionally consider an importance and relevance ...
Alexandra Mazak, Bernhard Schandl, Monika Lanzenbe...
ICAT
2003
IEEE
15 years 12 months ago
A Formalism and a Tool for Diverging Requirements in VR Scenario Modeling
Any VR scenario should offer a certain degree of nonlinearity or openness regarding the story progress as a consequence of the interaction with the user. In this paper we propose ...
Richard Wages, Benno Grützmacher, Georg Troge...
COLT
1997
Springer
15 years 10 months ago
Estimation of Time-Varying Parameters in Statistical Models: An Optimization Approach
Abstract. We propose a convex optimization approach to solving the nonparametric regression estimation problem when the underlying regression function is Lipschitz continuous. This...
Dimitris Bertsimas, David Gamarnik, John N. Tsitsi...
EDBT
1992
ACM
111views Database» more  EDBT 1992»
15 years 10 months ago
Pipelined Query Processing in the DBGraph Storage Model
The DBGraph storage model, designed for main memory DBMS, ensures both data storage compactness and efficient processing for all database operations. By representing the entire da...
Philippe Pucheral, Jean-Marc Thévenin