Sciweavers

995 search results - page 196 / 199
» Optimization of Complex Nested Queries in Relational Databas...
Sort
View
PODS
2008
ACM
109views Database» more  PODS 2008»
15 years 11 months ago
Time-decaying aggregates in out-of-order streams
Processing large data streams is now a major topic in data management. The data involved can be truly massive, and the required analyses complex. In a stream of sequential events ...
Graham Cormode, Flip Korn, Srikanta Tirthapura
CORR
2008
Springer
165views Education» more  CORR 2008»
14 years 11 months ago
Feature Selection By KDDA For SVM-Based MultiView Face Recognition
: Applications such as Face Recognition (FR) that deal with high-dimensional data need a mapping technique that introduces representation of low-dimensional features with enhanced ...
Seyyed Majid Valiollahzadeh, Abolghasem Sayadiyan,...
MST
2010
101views more  MST 2010»
14 years 10 months ago
Non-Uniform Reductions
Reductions and completeness notions form the heart of computational complexity theory. Recently non-uniform reductions have been naturally introduced in a variety of settings conc...
Harry Buhrman, Benjamin J. Hescott, Steven Homer, ...
HICSS
2003
IEEE
171views Biometrics» more  HICSS 2003»
15 years 4 months ago
Improving the Efficiency of Interactive Sequential Pattern Mining by Incremental Pattern Discovery
The discovery of sequential patterns, which extends beyond frequent item-set finding of association rule mining, has become a challenging task due to its complexity. Essentially, ...
Ming-Yen Lin, Suh-Yin Lee
DAIS
2006
15 years 1 months ago
PAGE: A Distributed Infrastructure for Fostering RDF-Based Interoperability
This paper shows how to build a scalable, robust and efficient distributed Internet-scale RDF repository, that we name PAGE (Put And Get Everywhere). 1 Motivation In the recent yea...
Emanuele Della Valle, Andrea Turati, Alessandro Gh...