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MDBIS
2003
132views Database» more  MDBIS 2003»
15 years 8 months ago
Cache-supported Processing of Queries in Mobile DBS
: The usage of mobile equipment like PDAs, mobile phones, Tablet PCs or laptops is already common in our current information society. Typically, mobile information systems work in ...
Hagen Höpfner, Kai-Uwe Sattler
PAKM
2000
15 years 8 months ago
Providing Informational Support for Argumentation: The ISA Project
This paper briefly presents the ISA project that addresses the issue of how argumentation processes can be supported by providing textual information from document databases. The ...
Fahri Yetim
CIKM
2010
Springer
15 years 5 months ago
Decomposing background topics from keywords by principal component pursuit
Low-dimensional topic models have been proven very useful for modeling a large corpus of documents that share a relatively small number of topics. Dimensionality reduction tools s...
Kerui Min, Zhengdong Zhang, John Wright, Yi Ma
ICDE
2001
IEEE
121views Database» more  ICDE 2001»
16 years 8 months ago
Model-Based Mediation with Domain Maps
We propose an extension to current view-based mediator systems called model-based mediation, in which views are defined and executed at the level of conceptual models (CMs) rather...
Amarnath Gupta, Bertram Ludäscher, Maryann E....
VLDB
2009
ACM
130views Database» more  VLDB 2009»
16 years 6 months ago
Multi-dimensional top-k dominating queries
Abstract The top-k dominating query returns k data objects which dominate the highest number of objects in a dataset. This query is an important tool for decision support since it ...
Man Lung Yiu, Nikos Mamoulis