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Les A. Piegl

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2009
45EEKimon P. Valavanis, Paul Y. Oh, Les A. Piegl: Guest Editorial for the Special Volume On Unmanned Aircraft Systems (UAS). Journal of Intelligent and Robotic Systems 54(1-3): 1-2 (2009)
2008
44EELes A. Piegl, Khairan Rajab, Volha Smarodzinana: Curve interpolation with directional constraints for engineering design. Eng. Comput. (Lond.) 24(1): 79-85 (2008)
43EELes A. Piegl, Wayne Tiller: Fitting NURBS spherical patches to measured data. Eng. Comput. (Lond.) 24(2): 97-106 (2008)
42EEK. Dalamagkidis, Kimon P. Valavanis, Les A. Piegl: Current Status and Future Perspectives for Unmanned Aircraft System Operations in the US. Journal of Intelligent and Robotic Systems 52(2): 313-329 (2008)
2005
41EELes A. Piegl: Ten challenges in computer-aided design. Computer-Aided Design 37(4): 461-470 (2005)
40EELes A. Piegl: CAD'04 Special Issue: modeling and geometry representations for CAD. Computer-Aided Design 37(8): 781 (2005)
39EELes A. Piegl: CAD'04 Special Issue: Product design, integration and manufacturing. Computer-Aided Design 37(9): 879 (2005)
38EELes A. Piegl, Weiyin Ma, Wayne Tiller: An alternative method of curve interpolation. The Visual Computer 21(1-2): 104-117 (2005)
2004
37EELes A. Piegl: Special issue on automated synthesis of human-competitive designs by means of genetic programming. Computer-Aided Design 36(12): 1279 (2004)
2003
36EELes A. Piegl, Wayne Tiller: Circle approximation using integral B-splines. Computer-Aided Design 35(6): 601-607 (2003)
35EELes A. Piegl, Wayne Tiller: Approximating Surfaces of Revolution by Nonrational B-Splines. IEEE Computer Graphics and Applications 23(3): 46-52 (2003)
34 Les A. Piegl, Weiyin Ma, Wayne Tiller: Surface Fitting to Random Data via Constrained Shaping. International Journal of Shape Modeling 9(1): 1-20 (2003)
2002
33EELes A. Piegl, Wayne Tiller: Biarc approximation of NURBS curves. Computer-Aided Design 34(11): 807-814 (2002)
32EELes A. Piegl, Wayne Tiller: Algorithm for finding all k nearest neighbors. Computer-Aided Design 34(2): 167-172 (2002)
31EELes A. Piegl, Wayne Tiller: Data Approximation Using Biarcs. Eng. Comput. (Lond.) 18(1): 59-65 (2002)
30 Les A. Piegl, Wayne Tiller: Fitting Circular Arcs to Measured Data. International Journal of Shape Modeling 8(1): 1-21 (2002)
29EELes A. Piegl, Wayne Tiller: Surface skinning revisited. The Visual Computer 18(4): 273-283 (2002)
2001
28EELes A. Piegl, Wayne Tiller: Parametrization for surface fitting in reverse engineering. Computer-Aided Design 33(8): 593-603 (2001)
2000
27EELes A. Piegl, Wayne Tiller: Curve Interpolation with Arbitrary End Derivatives. Eng. Comput. (Lond.) 16(1): 73-79 (2000)
26EELes A. Piegl, Wayne Tiller: Least-Squares B-Spline Curve Approximation with Arbitary End Derivatives. Eng. Comput. (Lond.) 16(2): 109-116 (2000)
25EELes A. Piegl, Wayne Tiller: Reducing Control Points in Surface Interpolation. IEEE Computer Graphics and Applications 20(5): 70-74 (2000)
24EELes A. Piegl, Wayne Tiller: Surface approximation to scanned data. The Visual Computer 16(7): 386-395 (2000)
1999
23EELes A. Piegl, Wayne Tiller: Computing offsets of NURBS curves and surfaces. Computer-Aided Design 31(2): 147-156 (1999)
22EELes A. Piegl, Wayne Tiller: Cross-Sectional Design with Boundary Constraints. Eng. Comput. (Lond.) 15(2): 171-180 (1999)
21EELes A. Piegl, Wayne Tiller: Filling n-sided regions with NURBS patches. The Visual Computer 15(2): 77-89 (1999)
1998
20EELes A. Piegl, Wayne Tiller: Computing the derivative of NURBS with respect to a knot. Computer Aided Geometric Design 15(9): 925-934 (1998)
19EELes A. Piegl, Wayne Tiller: Geometry-based triangulation of trimmed NURBS surfaces. Computer-Aided Design 30(1): 11-18 (1998)
1997
18EELes A. Piegl, Wayne Tiller: Symbolic operators for NURBS. Computer-Aided Design 29(5): 361-368 (1997)
17EEJennifer A. Polack-Wahl, Les A. Piegl, Marc L. Carter: Perception of images using cylindrical mapping. The Visual Computer 13(4): 155-167 (1997)
1996
16EELes A. Piegl, Wayne Tiller: Algorithm for approximate skinning. Computer-Aided Design 28(9): 699-706 (1996)
15EEAlok K. Chaturvedi, Les A. Piegl: Procedural method for terrain surface interpolation. Computers & Graphics 20(4): 541-566 (1996)
1995
14EELes A. Piegl, Arnaud M. Richard: Tessellating trimmed surfaces. Computer-Aided Design 27(1): 16-26 (1995)
13EELes A. Piegl, Wayne Tiller: Algorithm for degree reduction of B-spline curves. Computer-Aided Design 27(2): 101-110 (1995)
1994
12EELes A. Piegl, Wayne Tiller: Software-engineering approach to degree elevation of B-spline curves. Computer-Aided Design 26(1): 17-28 (1994)
11EELes A. Piegl: Editorial. Computer-Aided Design 26(1): 3-5 (1994)
10 Tsung-Pao Fang, Les A. Piegl: Algorithm for constained delaunay triangulation. The Visual Computer 10(5): 255-265 (1994)
1993
9EELes A. Piegl, Arnaud M. Richard: Algorithm and data structure for triangulating multiply connected polygonal domains. Computers & Graphics 17(5): 563-574 (1993)
1992
8EENarayanan Anantakrishnan, Les A. Piegl: Integer de Casteljau Algorithm for Rasterizing NURBS Curves. Comput. Graph. Forum 11(2): 151-162 (1992)
7EELes A. Piegl: An introduction to the curves and surfaces of computer-aided design: Robert C Beach Van Nostrand Reinhold, USA. Computer-Aided Design 24(5): 288 (1992)
6EETsung-Pao Fang, Les A. Piegl: Algorithm for Delaunay triangulation and convex-hull computation using a sparse matrix. Computer-Aided Design 24(8): 425-436 (1992)
5 Narayanan Anantakrishnan, Les A. Piegl: Integer subdivision algorithm for rendering NURBS curves. The Visual Computer 8(3): 149-161 (1992)
1990
4EELes A. Piegl: Happy birthday Pierre Bézier. Computer-Aided Design 22(9): 522 (1990)
3EELes A. Piegl: A program development for a university course in geometric modeling. Computers & Graphics 14(3-4): 501-504 (1990)
1988
2EELes A. Piegl: Coons-type patches. Computers & Graphics 12(2): 221-228 (1988)
1983
1EELes A. Piegl: A fast algorithm for parametric curve plotting. Computers & Graphics 7(3-4): 361-367 (1983)

Coauthor Index

1Narayanan Anantakrishnan [5] [8]
2Marc L. Carter [17]
3Alok K. Chaturvedi [15]
4K. Dalamagkidis [42]
5Tsung-Pao Fang [6] [10]
6Weiyin Ma [34] [38]
7Paul Y. Oh [45]
8Jennifer A. Polack-Wahl [17]
9Khairan Rajab [44]
10Arnaud M. Richard [9] [14]
11Volha Smarodzinana [44]
12Wayne Tiller [12] [13] [16] [18] [19] [20] [21] [22] [23] [24] [25] [26] [27] [28] [29] [30] [31] [32] [33] [34] [35] [36] [38] [43]
13Kimon P. Valavanis [42] [45]

Colors in the list of coauthors

Copyright © Sun May 17 03:24:02 2009 by Michael Ley (ley@uni-trier.de)