Cited by 1,634

The DOI matches its Crossref record; 1 of the 1 references it cites were found in a registry or an index.

On the shape of a set of points in the plane

Edelsbrunner, H., Kirkpatrick, D., Seidel, R.·1983·IEEE Transactions on Information Theory

Abstract

A generalization of the convex hull of a finite set of points in the plane is introduced and analyzed. This generalization leads to a family of straight-line graphs, "\alpha-shapes," which seem to capture the intuitive notions of "fine shape" and "crude shape" of point sets. It is shown that a-shapes are subgraphs of the closest point or furthest point Delaunay triangulation. Relying on this result an optimalO(n \log n)algorithm that constructs\alpha-shapes is developed.

Overview

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Crossref · 10.1109/tit.1983.1056714

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1 of 1 references verified0 citation errors · 0 not checkable

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Citations

Cites

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Research works printed but not linked: 20

  1. jung, 1901, Ueber die kleinste Kugel, die eine raeumlich Figur einschliesst, J F Reine U Angew Math, 123, 241
  2. 10.1007/BF01224932 · DOI
  3. 10.1111/j.1538-4632.1980.tb00031.x · DOI
  4. mccreight, 1981, Efficient algorithms for enumerating intersecting intervals and rectangles, J Algorithms, 2, 245
  5. overmars, 1980, Dynamization of order decomposable set problems
  6. preparata, 1977, Steps into computational geometry
  7. seidel, 1981, A convex hull algorithm optimal for point sets in even dimensions
  8. 10.1109/SFCS.1975.8 · DOI
  9. supowit, 1980, The relative Neighborhood graph with an application to minimum spanning trees
  10. 10.1016/0031-3203(80)90066-7 · DOI
  11. dewdney, 1977, A convex partition of R<superscript>3</superscript> with applications to Crum's problem and Knuth's post office problem, Utilitas Math, 12, 193
  12. brown, 1980, Geometric transforms for fast geometric algorithms
  13. fairfield, 1979, Contoured shape generation: Forms that people see in dot patterns, Proc IEEE Conf on Cybernetics and Society, 60
  14. 10.1080/00207168308803365 · DOI
  15. 10.1016/0020-0190(72)90045-2 · DOI
  16. gowda, 1980, Exploiting linear merging and extra storage in the maintenance of fully dynamic geometric data structures, Proc Ann Allerton Conf Comm Cont and Computing, 1
  17. 10.1016/0020-0190(79)90074-7 · DOI
  18. aki, 1978, Efficient convex hull algorithms for pattern recognition applications, Proc 4th Int Joint Conf on Pattern Recognition, 483
  19. jarvis, 1977, Computing the shape hull of points in the plane, Proc of the IEEE Comp Soc Conf on Pattern Recognition and Image Processing, 231
  20. toussiant, 1980, Pattern recognition and geometrical complexity, Int Conf Pattern Recognition, 1324

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Metadata

Authors
Edelsbrunner, H., Kirkpatrick, D., & Seidel, R.
Venue
IEEE Transactions on Information Theory
Published
1983-07
Volume
29
Issue
4
Pages
551-559
ISSN
  • 0018-9448
  • 1557-9654
Cited by
1,634
References
1

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