Sciweavers

10414 search results - page 149 / 2083
» An efficient algorithm for Co-segmentation
Sort
View
DAWAK
2004
Springer
15 years 10 months ago
Space-Efficient Range-Sum Queries in OLAP
Abstract. In this paper, we present a fast algorithm to answer rangesum queries in OLAP data cubes. Our algorithm supports constanttime queries while maintaining sub-linear time up...
Fredrik Bengtsson, Jingsen Chen
DRR
2008
15 years 7 months ago
Efficient implementation of local adaptive thresholding techniques using integral images
Adaptive binarization is an important first step in many document analysis and OCR processes. This paper describes a fast adaptive binarization algorithm that yields the same qual...
Faisal Shafait, Daniel Keysers, Thomas M. Breuel
COMCOM
2006
103views more  COMCOM 2006»
15 years 6 months ago
Energy efficiency of collision resolution protocols
Energy consumption of the medium access control (MAC) algorithm is one of the key performance metrics in today's ubiquitous wireless networks of battery-operated devices. We ...
Aran Bergman, Moshe Sidi
WAIM
2010
Springer
15 years 4 months ago
Taming Computational Complexity: Efficient and Parallel SimRank Optimizations on Undirected Graphs
SimRank has been considered as one of the promising link-based ranking algorithms to evaluate similarities of web documents in many modern search engines. In this paper, we investi...
Weiren Yu, Xuemin Lin, Jiajin Le
EVOW
2010
Springer
15 years 9 months ago
Local Search Algorithms on Graphics Processing Units. A Case Study: The Permutation Perceptron Problem
Optimization problems are more and more complex and their resource requirements are ever increasing. Although metaheuristics allow to significantly reduce the computational complex...
Thé Van Luong, Nouredine Melab, El-Ghazali ...