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» Projective Splines and Estimators for Planar Curves
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JMIV
2010
91views more  JMIV 2010»
13 years 9 months ago
Projective Splines and Estimators for Planar Curves
Recognizing shapes in multiview imaging is still a challenging task, which usually relies on geometrical invariants estimations. However, very few geometric estimators that achieve...
Thomas Lewiner, Marcos Craizer
GMP
2006
IEEE
14 years 5 months ago
Surface Creation and Curve Deformations Between Two Complex Closed Spatial Spline Curves
Abstract. This paper presents an algorithm to generate a smooth surface between two closed spatial spline curves. With the assumption that the two input curves can be projected to ...
Joel Daniels II, Elaine Cohen
SIBGRAPI
2008
IEEE
14 years 5 months ago
Projective Estimators for Point/Tangent Representations of Planar Curves
Recognizing shapes in multiview imaging is still a challenging task, which usually relies on geometrical invariants estimations. However, very few geometric estimators that are pro...
Thomas Lewiner, Marcos Craizer
VLDB
1999
ACM
140views Database» more  VLDB 1999»
14 years 3 months ago
Combining Histograms and Parametric Curve Fitting for Feedback-Driven Query Result-size Estimation
This paper aims to improve the accuracy of query result-size estimations in query optimizers by leveraging the dynamic feedback obtained from observations on the executed query wo...
Arnd Christian König, Gerhard Weikum
MA
2010
Springer
150views Communications» more  MA 2010»
13 years 6 months ago
Cokriging for spatial functional data
This work proposes to generalize the method of cokriging when data are spatially sampled curves. A spatial functional linear model is constructed including spatial dependencies be...
David Nerini, Pascal Monestiez, Claude Manté...