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VLDB
1998
ACM
111views Database» more  VLDB 1998»
15 years 9 months ago
Expiring Data in a Warehouse
Data warehouses collect data into materialized views for analysis. After some time, some of the data may no longer be needed or may not be of interest. In this paper, we handle th...
Hector Garcia-Molina, Wilburt Labio, Jun Yang 0001
WWW
2011
ACM
15 years 1 days ago
Rewriting queries on SPARQL views
The problem of answering SPARQL queries over virtual SPARQL views is commonly encountered in a number of settings, including while enforcing security policies to access RDF data, ...
Wangchao Le, Songyun Duan, Anastasios Kementsietsi...
IWPSE
2005
IEEE
15 years 10 months ago
EvoLens: Lens-View Visualizations of Evolution Data
Visualizing software evolution is essential for identifying design erosions that have occurred over the past releases. Making evolutionary aspects explicit via visual representati...
Jacek Ratzinger, Michael Fischer, Harald Gall
VISUALIZATION
2005
IEEE
15 years 10 months ago
VisTrails: Enabling Interactive Multiple-View Visualizations
VisTrails is a new system that enables interactive multiple-view visualizations by simplifying the creation and maintenance of visualization pipelines, and by optimizing their exe...
Louis Bavoil, Steven P. Callahan, Carlos Eduardo S...
TAPOS
1998
126views more  TAPOS 1998»
15 years 4 months ago
Design of Class Hierarchies Based on Concept (Galois) Lattices
Building and maintaining the class hierarchy has been recognized as an important but one of the most difficult activities of object-oriented design. Concept (or Galois) lattices a...
Robert Godin, Hafedh Mili, Guy W. Mineau, Rokia Mi...