Les A. Piegl

Orcid: 0000-0003-0629-8496

According to our database1, Les A. Piegl authored at least 67 papers between 1983 and 2021.

Collaborative distances:
  • Dijkstra number2 of five.
  • Erdős number3 of four.

Timeline

Legend:

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In proceedings 
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PhD thesis 
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Online presence:

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Bibliography

2021
Polarity in the Classroom: A Case Study Leveraging Peer Sentiment Toward Scalable Assessment.
IEEE Trans. Learn. Technol., 2021

2020
Leveraging Peer Feedback to Improve Visualization Education.
Proceedings of the 2020 IEEE Pacific Visualization Symposium, 2020

2018
Inferring Quality in Point Cloud-based 3D Printed Objects using Topological Data Analysis.
CoRR, 2018

2016
Ten challenges in 3D printing.
Eng. Comput., 2016

2014
Data Processing for Medial Axis Computation Using B-Spline Smoothing.
J. Comput. Inf. Sci. Eng., 2014

It is time to drop the "R" from NURBS.
Eng. Comput., 2014

2013
CAD model repair using knowledge-guided NURBS.
Eng. Comput., 2013

2011
Nonlinear Model Predictive Control With Neural Network Optimization for Autonomous Autorotation of Small Unmanned Helicopters.
IEEE Trans. Control. Syst. Technol., 2011

2010
Autonomous Autorotation of Unmanned Rotorcraft using Nonlinear Model Predictive Control.
J. Intell. Robotic Syst., 2010

Small unmanned helicopter autorotation using non-linear model predictive control.
Proceedings of the 49th IEEE Conference on Decision and Control, 2010

2009
Guest Editorial for the Special Volume On Unmanned Aircraft Systems (UAS).
J. Intell. Robotic Syst., 2009

Using a biarc filter to compute curvature extremes of NURBS curves.
Eng. Comput., 2009

2008
Current Status and Future Perspectives for Unmanned Aircraft System Operations in the US.
J. Intell. Robotic Syst., 2008

Fitting NURBS spherical patches to measured data.
Eng. Comput., 2008

Curve interpolation with directional constraints for engineering design.
Eng. Comput., 2008

2005
An alternative method of curve interpolation.
Vis. Comput., 2005

CAD'04 Special Issue: Product design, integration and manufacturing.
Comput. Aided Des., 2005

CAD'04 Special Issue: modeling and geometry representations for CAD.
Comput. Aided Des., 2005

Ten challenges in computer-aided design.
Comput. Aided Des., 2005

2004
Special issue on automated synthesis of human-competitive designs by means of genetic programming.
Comput. Aided Des., 2004

2003
Surface Fitting to Random Data via Constrained Shaping.
Int. J. Shape Model., 2003

Approximating Surfaces of Revolution by Nonrational B-Splines.
IEEE Computer Graphics and Applications, 2003

Circle approximation using integral B-splines.
Comput. Aided Des., 2003

2002
Surface skinning revisited.
Vis. Comput., 2002

Fitting Circular Arcs to Measured Data.
Int. J. Shape Model., 2002

Data Approximation Using Biarcs.
Eng. Comput., 2002

Biarc approximation of NURBS curves.
Comput. Aided Des., 2002

Algorithm for finding all k nearest neighbors.
Comput. Aided Des., 2002

2001
Parametrization for surface fitting in reverse engineering.
Comput. Aided Des., 2001

2000
Surface approximation to scanned data.
Vis. Comput., 2000

Least-Squares B-Spline Curve Approximation with Arbitary End Derivatives.
Eng. Comput., 2000

Curve Interpolation with Arbitrary End Derivatives.
Eng. Comput., 2000

Reducing Control Points in Surface Interpolation.
IEEE Computer Graphics and Applications, 2000

1999
Filling n-sided regions with NURBS patches.
Vis. Comput., 1999

Cross-Sectional Design with Boundary Constraints.
Eng. Comput., 1999

Computing offsets of NURBS curves and surfaces.
Comput. Aided Des., 1999

1998
Computing the derivative of NURBS with respect to a knot.
Comput. Aided Geom. Des., 1998

Geometry-based triangulation of trimmed NURBS surfaces.
Comput. Aided Des., 1998

1997
Perception of images using cylindrical mapping.
Vis. Comput., 1997

Symbolic operators for NURBS.
Comput. Aided Des., 1997

The NURBS Book, Second Edition.
Monographs in Visual Communication, Springer, ISBN: 978-3-642-59223-2, 1997

1996
Procedural method for terrain surface interpolation.
Comput. Graph., 1996

Algorithm for approximate skinning.
Comput. Aided Des., 1996

1995
Delaunay triangulation in three dimensions.
IEEE Computer Graphics and Applications, 1995

Algorithm for degree reduction of B-spline curves.
Comput. Aided Des., 1995

Tessellating trimmed surfaces.
Comput. Aided Des., 1995

The NURBS Book.
Monographs in Visual Communication, Springer, ISBN: 978-3-540-55069-3, 1995

1994
Algorithm for constained delaunay triangulation.
Vis. Comput., 1994

Software-engineering approach to degree elevation of B-spline curves.
Comput. Aided Des., 1994

Editorial.
Comput. Aided Des., 1994

1993
Delaunay triangulation using a uniform grid.
IEEE Computer Graphics and Applications, 1993

Algorithm and data structure for triangulating multiply connected polygonal domains.
Comput. Graph., 1993

1992
Integer subdivision algorithm for rendering NURBS curves.
Vis. Comput., 1992

Integer de Casteljau Algorithm for Rasterizing NURBS Curves.
Comput. Graph. Forum, 1992

Data reduction using cubic rational B-splines.
IEEE Computer Graphics and Applications, 1992

An introduction to the curves and surfaces of computer-aided design: Robert C Beach Van Nostrand Reinhold, USA.
Comput. Aided Des., 1992

Algorithm for Delaunay triangulation and convex-hull computation using a sparse matrix.
Comput. Aided Des., 1992

7. Constructive Geometric Approach to Surface-Surface Intersection.
Proceedings of the Geometry Processing for Design and Manufacturing, 1992

1991
On NURBS: a survey.
IEEE Computer Graphics and Applications, 1991

1990
A program development for a university course in geometric modeling.
Comput. Graph., 1990

Happy birthday Pierre Bézier.
Comput. Aided Des., 1990

1989
A menagerie of rational B-spline circles.
IEEE Computer Graphics and Applications, 1989

1988
Coons-type patches.
Comput. Graph., 1988

1987
Less Data for Shapes.
IEEE Computer Graphics and Applications, 1987

Interactive Data Interpolation by Rational Bezier Curves.
IEEE Computer Graphics and Applications, 1987

Infinite Control Points-A Method for Representing Surfaces of Revolution Using Boundary Data.
IEEE Computer Graphics and Applications, 1987

1983
A fast algorithm for parametric curve plotting.
Comput. Graph., 1983


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