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» Comparing Reductions to NP-Complete Sets
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EDBT
2012
ACM
247views Database» more  EDBT 2012»
13 years 6 months ago
Heuristics-based query optimisation for SPARQL
Query optimization in RDF Stores is a challenging problem as SPARQL queries typically contain many more joins than equivalent relational plans, and hence lead to a large join orde...
Petros Tsialiamanis, Lefteris Sidirourgos, Irini F...
113
Voted
VISAPP
2007
15 years 5 months ago
Fourier signature in log-polar images
Abstract. In image-based robot navigation, the robot localises itself by comparing images taken at its current position with a set of reference images stored in its memory. The pro...
A. Gasperin, Carmelo Ardito, Enrico Grisan, Emanue...
ITC
2003
IEEE
139views Hardware» more  ITC 2003»
15 years 9 months ago
A Hybrid Coding Strategy For Optimized Test Data Compression
Store-and-generate techniques encode a given test set and regenerate the original test set during the test with the help of a decoder. Previous research has shown that runlength c...
Armin Würtenberger, Christofer S. Tautermann,...
DNA
2001
Springer
15 years 8 months ago
The Fidelity of the Tag-Antitag System
In the universal DNA chip method, target RNAs are mapped onto a set of DNA tags. Parallel hybridization of these tags with an indexed, complementary antitag array then provides an ...
John A. Rose, Russell J. Deaton, Masami Hagiya, Ak...
KBS
2008
98views more  KBS 2008»
15 years 2 months ago
Mixed feature selection based on granulation and approximation
Feature subset selection presents a common challenge for the applications where data with tens or hundreds of features are available. Existing feature selection algorithms are mai...
Qinghua Hu, Jinfu Liu, Daren Yu