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CG
2005
Springer
13 years 7 months ago
A new algorithm for Boolean operations on general polygons
A new algorithm for Boolean operations on general planar polygons is presented. It is available for general planar polygons (manifold or non-manifold, with or without holes). Edge...
Yu Peng, Jun-Hai Yong, Wei-Ming Dong, Hui Zhang, J...
JUCS
2007
137views more  JUCS 2007»
13 years 7 months ago
An Approach to Polygonal Approximation of Digital Curves Based on Discrete Particle Swarm Algorithm
: An approach to polygonal approximation of regular digital curves based on PSO algorithm is presented. In this paper, each particle corresponds to a candidate solution to the poly...
Fangmin Dong, Renbin Xiao, Yifang Zhong, Yong Liu
CIAC
2003
Springer
110views Algorithms» more  CIAC 2003»
14 years 19 days ago
Maximizing the Guarded Boundary of an Art Gallery Is APX-Complete
In the Art Gallery problem, given is a polygonal gallery and the goal is to guard the gallery’s interior or walls with a number of guards that must be placed strategically in the...
Euripides Markou, Stathis Zachos, Christodoulos Fr...
COCOON
2006
Springer
13 years 11 months ago
A PTAS for Cutting Out Polygons with Lines
We present a simple O(m+n6 / 12 ) time (1+ )-approximation algorithm for the problem of cutting a convex n-gon out of a convex m-gon with line cuts of minimum total cutting length....
Sergey Bereg, Ovidiu Daescu, Minghui Jiang
CCCG
2010
13 years 8 months ago
Cluster connecting problem inside a polygon
The cluster connecting problem inside a simple polygon is introduced in this paper. The problem is shown to be NP-complete. A log n-factor approximation algorithm is proposed.
Sanjib Sadhu, Arijit Bishnu, Subhas C. Nandy, Part...