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SODA
1998
ACM
128views Algorithms» more  SODA 1998»
15 years 8 months ago
A Polynomial-Time Approximation Scheme for Weighted Planar Graph TSP
Given a planar graph on n nodes with costs weights on its edges, de ne the distance between nodes i and j as the length of the shortest path between i and j. Consider this as an i...
Sanjeev Arora, Michelangelo Grigni, David R. Karge...
ISAAC
2005
Springer
122views Algorithms» more  ISAAC 2005»
16 years 9 days ago
Fast k-Means Algorithms with Constant Approximation
In this paper we study the k-means clustering problem. It is well-known that the general version of this problem is NP-hard. Numerous approximation algorithms have been proposed fo...
Mingjun Song, Sanguthevar Rajasekaran
MLDM
2010
Springer
15 years 1 months ago
Fast Algorithms for Constant Approximation k-Means Clustering
In this paper we study the k-means clustering problem. It is well-known that the general version of this problem is NP-hard. Numerous approximation algorithms have been proposed fo...
Mingjun Song, Sanguthevar Rajasekaran
HIPC
2003
Springer
16 years 20 hour ago
Combined Scheduling of Hard and Soft Real-Time Tasks in Multiprocessor Systems
Many complex real-time applications involve combined scheduling of hard and soft real-time tasks. In this paper, we propose a combined scheduling algorithm, called Emergency Algori...
Basheer Al-Duwairi, Govindarasu Manimaran
CGF
2011
15 years 1 months ago
A Survey of Real-Time Hard Shadow Mapping Methods
Due to its versatility, speed and robustness, shadow mapping has always been a popular algorithm for fast hard
Daniel Scherzer, Michael Wimmer, Werner Purgathofe...