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CAD
1999
Springer
15 years 3 months ago
Computing offsets of NURBS curves and surfaces
This paper presents algorithms for computing offsets of NURBS curves and surfaces. The basic approach consists of four steps: (1) recognition of special curves and surfaces; (2) s...
Les A. Piegl, Wayne Tiller
119
Voted
PRL
2007
167views more  PRL 2007»
15 years 3 months ago
Calibration and removal of lateral chromatic aberration in images
This paper addresses the problem of compensating for lateral chromatic aberration in digital images through colour plane realignment. Two main contributions are made: the derivati...
John Mallon, Paul F. Whelan
98
Voted
PAMI
2010
119views more  PAMI 2010»
15 years 2 months ago
Efficient Multilevel Eigensolvers with Applications to Data Analysis Tasks
—Multigrid solvers proved very efficient for solving massive systems of equations in various fields. These solvers are based on iterative relaxation schemes together with the app...
Dan Kushnir, Meirav Galun, Achi Brandt
154
Voted
PAMI
2011
14 years 10 months ago
Robust Bilayer Segmentation and Motion/Depth Estimation with a Handheld Camera
—Extracting high-quality dynamic foreground layers from a video sequence is a challenging problem due to the coupling of color, motion, and occlusion. Many approaches assume that...
Guofeng Zhang, Jiaya Jia, Wei Hua, Hujun Bao
134
Voted
VLSISP
2011
241views Database» more  VLSISP 2011»
14 years 10 months ago
An Efficient VLSI Architecture of Fractional Motion Estimation in H.264 for HDTV
Abstract Fractional Motion Estimation (FME) in highdefinition H.264 presents a significant design challenge in terms of memory bandwidth, latency and area cost as there are various...
Gustavo A. Ruiz, Juan A. Michell