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VLDB
1999
ACM
174views Database» more  VLDB 1999»
15 years 7 months ago
Extending Practical Pre-Aggregation in On-Line Analytical Processing
On-Line Analytical Processing (OLAP) based on a dimensional view of data is being used increasingly for the purpose of analyzing very large amounts of data. To improve query perfo...
Torben Bach Pedersen, Christian S. Jensen, Curtis ...
DOCENG
2006
ACM
15 years 9 months ago
Mash-o-matic
Mash-ups extract data fragments from disparate sources, and combine and transform the extracted fragments for display. Currently, mash-up developers tend to employ ad hoc represen...
Sudarshan Murthy, David Maier, Lois M. L. Delcambr...
ENC
2005
IEEE
15 years 8 months ago
SKIMA: Semantic Knowledge and Information Management
This paper describes SKIMA, a mediation system that gives transparent access to heterogeneous and distributed sources considering their semantics and the semantics of application ...
Héctor Pérez-Urbina, Gennaro Bruno, ...
WEBI
2005
Springer
15 years 8 months ago
Automatically Generating Labeled Examples for Web Wrapper Maintenance
In order to let software programs gain full benefit from semi-structured web sources, wrapper programs must be built to provide a “machine-readable” view over them. A signific...
Juan Raposo, Alberto Pan, Manuel Álvarez, J...
IPPS
1997
IEEE
15 years 7 months ago
Interactive Visual Exploration of Distributed Computations
Program understanding is central to the development of distributed computations, from the initial coding phase, through testing and debugging, to maintenance and support. Our goal...
Delbert Hart, Eileen Kraemer