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COMPGEOM
2003
ACM
13 years 10 months ago
the asteroid surveying problem and other puzzles
We consider two variants of the well-known “sailor in the fog” puzzle. The first version (the “asteroid surveying” problem) is set in three dimensions and asks for the sh...
Timothy M. Chan, Alexander Golynski, Alejandro L&o...
BMCBI
2008
114views more  BMCBI 2008»
13 years 5 months ago
Visualizing and clustering high throughput sub-cellular localization imaging
Background: The expansion of automatic imaging technologies has created a need to be able to efficiently compare and review large sets of image data. To enable comparisons of imag...
Nicholas A. Hamilton, Rohan D. Teasdale
WG
2010
Springer
13 years 3 months ago
Connections between Theta-Graphs, Delaunay Triangulations, and Orthogonal Surfaces
Θk-graphs are geometric graphs that appear in the context of graph navigation. The shortest-path metric of these graphs is known to approximate the Euclidean complete graph up to...
Nicolas Bonichon, Cyril Gavoille, Nicolas Hanusse,...
ICDE
2007
IEEE
112views Database» more  ICDE 2007»
14 years 6 months ago
Indexing Point Triples Via Triangle Geometry
Database search for images containing icons with specific mutual spatial relationships can be facilitated by an appropriately structured index. For the case of images containing s...
Charles Ben Cranston, Hanan Samet
COGSCI
2010
147views more  COGSCI 2010»
13 years 3 months ago
Beyond Core Knowledge: Natural Geometry
For many centuries, philosophers and scientists have pondered the origins and nature of human intuitions about the properties of points, lines, and figures on the Euclidean plane,...
Elizabeth S. Spelke, Sang Ah Lee, Véronique...