Sciweavers

2675 search results - page 449 / 535
» From Ontology to Relational Databases
Sort
View
SIGMOD
2005
ACM
154views Database» more  SIGMOD 2005»
16 years 6 months ago
Lazy XML Updates: Laziness as a Virtue of Update and Structural Join Efficiency
XML documents are normally stored as plain text files. Hence, the natural and most convenient way to update XML documents is to simply edit the text files. But efficient query eva...
Barbara Catania, Wen Qiang Wang, Beng Chin Ooi, Xi...
PODS
2005
ACM
151views Database» more  PODS 2005»
16 years 6 months ago
Estimating arbitrary subset sums with few probes
Suppose we have a large table T of items i, each with a weight wi, e.g., people and their salary. In a general preprocessing step for estimating arbitrary subset sums, we assign e...
Noga Alon, Nick G. Duffield, Carsten Lund, Mikkel ...
ICDE
2010
IEEE
273views Database» more  ICDE 2010»
16 years 6 months ago
WikiAnalytics: Ad-hoc Querying of Highly Heterogeneous Structured Data
Searching and extracting meaningful information out of highly heterogeneous datasets is a hot topic that received a lot of attention. However, the existing solutions are based on e...
Andrey Balmin, Emiran Curtmola
DASFAA
2007
IEEE
150views Database» more  DASFAA 2007»
16 years 24 days ago
TinTO: A Tool for the View-Based Analysis of Streams of Stock Market Data
TinTO is an experimental system aiming at demonstrating the usefulness and feasibility of applying conventional SQL queries for analyzing a wide spectrum of data streams. As applic...
Andreas Behrend, Christian Dorau, Rainer Manthey
CCGRID
2005
IEEE
16 years 2 days ago
A grid-based HIV expert system
ABSTRACT. Objectives. This paper addresses Grid-based integration and access of distributed data from infectious disease patient databases, literature on in-vitro and in-vivo pharm...
Peter M. A. Sloot, Alexander Boukhanovsky, Wilco K...