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University of Illinois at Urbana-Champaign

Shapes and implementations in three-dimensional geometry

Abstract

dc:description

"Frequently, data in scientific computing is in its abstract form a finite point set in space, and it is often useful or required to compute what one might call the ""shape"" of the set. For that purpose, this thesis deals with the formal notion of the family of alpha shapes of a finite point set in three-dimensional space. Each shape is a well-defined polytope, derived from the Delaunay triangulation of the point set, with a real parameter controlling the desired level of detail. Algorithms and data structures are presented that construct and store the entire family of shapes, with a quadratic time and space complexity, in the worst case."

Degree

thesis:*
Name thesis:degree_name
Ph.D.
Level thesis:degree_level
Dissertation
Discipline thesis:degree_discipline
Computer Science
Grantor
University of Illinois at Urbana-Champaign
Year dc:date
2011

Author and committee

dc:creator, dc:contributor.*
Author dc:creator
  • Mucke, Ernst Peter
Contributors dc:contributor
  • Edelsbrunner, Herbert

Subjects

dc:subject × 1

Rights

dc:rights
Statement dc:rights
  • Copyright 1994 Mucke, Ernst Peter
Language dc:language
eng

Identifiers

dc:identifier.*
Identifier
AAI9416411
(UMI)AAI9416411
OAI identifier oai:identifier
oai:www.ideals.illinois.edu:2142/22398

Chain of custody

source
Harvested from
University of Illinois - Urbana-Champaign
Base URL
www.ideals.illinois.edu/oai-pmh
Last updated
2026-07-22
Source record
OAI-PMH GetRecord
citation

Mucke, Ernst Peter. Shapes and implementations in three-dimensional geometry. Dissertation thesis, University of Illinois at Urbana-Champaign, 2011. http://hdl.handle.net/2142/22398