(Enter summary)
Abstract: The usual first step in computing an overlay of two vector maps is to determine which pairs of
segments (one from each map) intersect so as to perform line-breaking. We identify two classes
of algorithms for the segment intersection problem, spatial partitioning and spatial ordering,
and we report on implementations of seven algorithms, some known and some new. Though the
spatial ordering algorithms can be made output sensitive, our experiments show that the spatial
partitioning algorithms are... (Update)
Context of citations to this paper: More
.... special interest because it is an abstraction of the important map overlay problem, which is the core of several vector based GISs [2, 3, 22]. Our red blue line segment intersection algorithm is optimal because the external memory lower bound technique of [5] can be applied to...
.... is of special interest because it is an abstraction of the important map overlay problem, which is the core of several vector based GISs [2, 3, 22]. Our red blue line segment intersection algorithm is optimal because the external memory lower bound technique of [5] can be...
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BibTeX entry: (Update)
D. S. Andrews, J. Snoeyink, J. Boritz, T. Chan, G. Denham, J. Harrison, and C. Zhu. Further comparisons of algorithms for geometric intersection problems. In Proc. 6th Int'l. Symp. on Spatial Data Handling, 1994. http://citeseer.ist.psu.edu/andrews94further.html More
@misc{ andrews94further,
author = "D. Andrews and J. Snoeyink and J. Boritz and T. Chan and G. Denham and
J. Harrison and C. Zhu",
title = "Further comparisons of algorithms for geometric intersection problems",
text = "D. S. Andrews, J. Snoeyink, J. Boritz, T. Chan, G. Denham, J. Harrison,
and C. Zhu. Further comparisons of algorithms for geometric intersection
problems. In Proc. 6th Int'l. Symp. on Spatial Data Handling, 1994.",
year = "1994",
url = "citeseer.ist.psu.edu/andrews94further.html" }
Citations (may not include all citations):
1254
Computational Geometry---An Introduction (context) - Preparata, Shamos - 1985
666
The Design and Analysis of Spatial Data Structures (context) - Samet - 1989
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Applications of Spatial Data Structures: Computer Graphics (context) - Samet - 1989
210
On visible surface generation by a priori tree structures (context) - Fuchs, Kedem et al. - 1980
169
Algorithms for reporting and counting geometric intersection.. (context) - Bentley, Ottmann - 1979
114
An optimal algorithm for intersecting line segments in the p.. (context) - Chazelle, Edelsbrunner - 1992
105
Set operations on polyhedra using binary space partitioning .. (context) - Thibault, Naylor - 1987
60
Algorithms for bichromatic line segment problems and polyhed.. (context) - Chazelle, Edelsbrunner et al. - 1990
19
A simple trapezoid sweep algorithm for reporting red/blue se..
- Chan - 1994
18
QUILT: a geographic information system based on quadtrees (context) - Shaffer, Samet et al. - 1990
16
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Uniform grids: A technique for intersection detection on ser.. (context) - Franklin, Narayanaswami et al. - 1989
4
Comparative study of algorithms for reporting geometrical in.. (context) - Pullar - 1990
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Lessons for the design of polygon overlay processing from th.. (context) - Chrisman, Dougenik et al. - 1992
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A modified binary space partition for geographic information.. (context) - van Oosterom - 1990
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Reporting line segment intersections (context) - Mairson, Stolfi - 1988
2
Efficient intersection calculations in large databases (context) - Franklin - 1989
2
Geometric computing and the uniform grid data technique (context) - Franklin, Kankanhalli et al. - 1989
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