Sciweavers

2137 search results - page 305 / 428
» Approximation Algorithms for Some Graph Partitioning Problem...
Sort
View
WWW
2008
ACM
16 years 5 months ago
SPARQL basic graph pattern optimization using selectivity estimation
In this paper, we formalize the problem of Basic Graph Pattern (BGP) optimization for SPARQL queries and main memory graph implementations of RDF data. We define and analyze the c...
Markus Stocker, Andy Seaborne, Abraham Bernstein, ...
TCSV
2002
229views more  TCSV 2002»
15 years 4 months ago
Automatic segmentation of moving objects in video sequences: a region labeling approach
Abstract--The emerging video coding standard MPEG-4 enables various content-based functionalities for multimedia applications. To support such functionalities, as well as to improv...
Yaakov Tsaig, Amir Averbuch
ICDCS
2010
IEEE
15 years 3 months ago
Safe and Stabilizing Distributed Cellular Flows
Advances in wireless vehicular networks present us with opportunities for developing new distributed traffic control algorithms that avoid phenomena such as abrupt phase-transition...
Taylor Johnson, Sayan Mitra, Karthik Manamcheri
IAT
2008
IEEE
15 years 11 months ago
An Improved Discrete Particle Swarm Optimization Based on Cooperative Swarms
The discrete particle swarm optimization (DPSO) is a kind of particle swarm optimization (PSO) algorithm to find optimal solutions for discrete problems. This paper proposes an i...
Yiheng Xu, Qiangwei Wang, Jinglu Hu
DSD
2007
IEEE
120views Hardware» more  DSD 2007»
15 years 11 months ago
Latency Minimization for Synchronous Data Flow Graphs
Synchronous Data Flow Graphs (SDFGs) are a very useful means for modeling and analyzing streaming applications. Some performance indicators, such as throughput, have been studied b...
Amir Hossein Ghamarian, Sander Stuijk, Twan Basten...