SHAPE OFFSETS VIA LEVEL SETS

被引：54

作者：

KIMMEL, R ^{[1
]}

BRUCKSTEIN, AM ^{[1
]}

机构：

[1] TECHNION ISRAEL INST TECHNOL,DEPT COMP SCI,IL-32000 HAIFA,ISRAEL

来源：

COMPUTER-AIDED DESIGN | 1993年 / 25卷 / 03期

关键词：

SHAPE OFFSETS; PRAIRIE FIRES; NUMERICAL ALGORITHMS; HUYGENS PRINCIPLE;

D O I：

10.1016/0010-4485(93)90040-U

中图分类号：

TP31 [计算机软件];

学科分类号：

081202 ; 0835 ;

摘要：

An algorithm for shape offsetting is presented that is based on level-set propagation. This algorithm avoids the topological problems encountered in traditional offsetting algorithms, and it deals with curvature singularities by including an 'entropy condition' in its numerical implementation.

引用

页码：154 / 162

页数：9

共 23 条

[1] SHAPE DESCRIPTION USING WEIGHTED SYMMETRIC AXIS FEATURES
BLUM, H
NAGEL, RN
[J]. PATTERN RECOGNITION, 1978, 10 (03) : 167 - 180
[2] SHAPE RECOGNITION PRAIRIE FIRES CONVEX DEFICIENCIES AND SKELETONS
CALABI, L
HARTNETT, WE
[J]. AMERICAN MATHEMATICAL MONTHLY, 1968, 75 (04) : 335 - +
[3] COMPUTING OFFSETS OF B-SPLINE CURVES
COQUILLART, S
[J]. COMPUTER-AIDED DESIGN, 1987, 19 (06) : 305 - 309
[4] ERROR BOUNDED VARIABLE DISTANCE OFFSET OPERATOR FOR FREE FORM CURVES AND SURFACES
Elber, Gershon
Cohen, Elaine
[J]. INTERNATIONAL JOURNAL OF COMPUTATIONAL GEOMETRY & APPLICATIONS, 1991, 1 (01) : 67 - 78
[5] CURVATURE CONTINUITY AND OFFSETS FOR PIECEWISE CONICS
FARIN, G
[J]. ACM TRANSACTIONS ON GRAPHICS, 1989, 8 (02): : 89 - 99
[6] HELD M, 1991, COMPUTATIONAL GEOMET
[7] HOSCHEK J, 1985, COMPUT AIDED DES, V17
[8] ON THE EVOLUTION OF CURVES VIA A FUNCTION OF CURVATURE .1. THE CLASSICAL CASE
KIMIA, BB
TANNENBAUM, A
ZUCKER, SW
[J]. JOURNAL OF MATHEMATICAL ANALYSIS AND APPLICATIONS, 1992, 163 (02) : 438 - 458
[9] KIMIA BB, 1990, THESIS MCGILL U CANA
[10] AN OFFSET SPLINE APPROXIMATION FOR PLANE CUBIC-SPLINES
KLASS, R
[J]. COMPUTER-AIDED DESIGN, 1983, 15 (05) : 297 - 299

← 1 2 3 →