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LREC
2008
110views Education» more  LREC 2008»
15 years 3 months ago
Cost-Sensitive Learning in Answer Extraction
One problem of data-driven answer extraction in open-domain factoid question answering is that the class distribution of labeled training data is fairly imbalanced. This imbalance...
Michael Wiegand, Jochen L. Leidner, Dietrich Klako...
COR
2010
152views more  COR 2010»
15 years 2 months ago
Variable neighborhood search for the dial-a-ride problem
In dial-a-ride problems passengers have to be transported between pre-specified pickup and delivery locations under user inconvenience considerations. The problem variant consider...
Sophie N. Parragh, Karl F. Doerner, Richard F. Har...
TCSV
2002
151views more  TCSV 2002»
15 years 1 months ago
Object-based video coding by global-to-local motion segmentation
Abstract--In this paper, we describe an object-based video compression scheme based on the derivation and efficient coding of motion boundaries. First, we recursively identify a sm...
Ahsan Shamim, John A. Robinson
112
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VISUALIZATION
1997
IEEE
15 years 6 months ago
A comparison of normal estimation schemes
The task of reconstructing the derivative of a discrete function is essential for its shading and rendering as well as being widely used in image processing and analysis. We surve...
Torsten Möller, Raghu Machiraju, Klaus Muelle...
VC
2008
88views more  VC 2008»
15 years 2 months ago
Modeling on triangulations with geodesic curves
In the first part of this paper we define a new class of curves, called geodesic B
Dimas Martínez Morera, Paulo Cezar Pinto Ca...