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FDL
2008
IEEE
15 years 5 months ago
VHDL-AMS Implementation of a Numerical Ballistic CNT Model for Logic Circuit Simulation
—This paper introduces a novel numerical carbon nanotube transistor (CNT) modelling approach which brings in a flexible and efficient cubic spline non-linear approximation of t...
Dafeng Zhou, Tom J. Kazmierski, Bashir M. Al-Hashi...
CSDA
2004
119views more  CSDA 2004»
14 years 11 months ago
Bounded optimal knots for regression splines
Using a B-spline representation for splines with knots seen as free variables, the approximation to data by splines improves greatly. The main limitations are the presence of too ...
Nicolas Molinari, Jean-François Durand, Rob...
GRAPHITE
2004
ACM
15 years 4 months ago
Smooth constraints for spline variational modeling
This article introduces a new class of constraints for spline variational modeling, which allows more flexible user specification, as a constrained point can ”slide” along a...
Julien Lenoir, Laurent Grisoni, Philippe Meseure, ...
CAD
1998
Springer
14 years 11 months ago
Approximation of developable surfaces with cone spline surfaces
Developable surfaces are modelled with pieces of right circular cones. These cone spline surfaces are well-suited for applications: They possess degree two parametric and implicit...
Stefan Leopoldseder, Helmut Pottmann
CGF
2006
125views more  CGF 2006»
14 years 11 months ago
Translational Covering of Closed Planar Cubic B-Spline Curves
Spline curves are useful in a variety of geometric modeling and graphics applications and covering problems abound in practical settings. This work defines a class of covering dec...
Cristina Neacsu, Karen Daniels