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GFKL
2004
Springer
137views Data Mining» more  GFKL 2004»
16 years 11 hour ago
Density Estimation and Visualization for Data Containing Clusters of Unknown Structure
Abstract. A method for measuring the density of data sets that contain an unknown number of clusters of unknown sizes is proposed. This method, called Pareto Density Estimation (PD...
Alfred Ultsch
KDD
2003
ACM
233views Data Mining» more  KDD 2003»
16 years 7 months ago
SEWeP: using site semantics and a taxonomy to enhance the Web personalization process
Web personalization is the process of customizing a Web site to the needs of each specific user or set of users, taking advantage of the knowledge acquired through the analysis of...
Magdalini Eirinaki, Michalis Vazirgiannis, Iraklis...
CORR
2008
Springer
114views Education» more  CORR 2008»
15 years 6 months ago
Dynamic index selection in data warehouses
Analytical queries defined on data warehouses are complex and use several join operations that are very costly, especially when run on very large data volumes. To improve response...
Stéphane Azefack, Kamel Aouiche, Jér...
SEBD
2007
114views Database» more  SEBD 2007»
15 years 8 months ago
A New Type of Metadata for Querying Data Integration Systems
Research on data integration has provided languages and systems able to guarantee an integrated intensional representation of a given set of data sources. A significant limitation...
Sonia Bergamaschi, Francesco Guerra, Mirko Orsini,...
ICMCS
2005
IEEE
129views Multimedia» more  ICMCS 2005»
16 years 7 days ago
Video handover for retrieval in a ubiquitous environment using floor sensor data
A system for retrieving video captured in a ubiquitous environment is presented. Data from pressure-based floor sensors are obtained as a supplementary input together with video f...
Gamhewage C. de Silva, Toshihiko Yamasaki, Takayuk...