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IDEAS
2008
IEEE
114views Database» more  IDEAS 2008»
13 years 11 months ago
Incremental view-based analysis of stock market data streams
In this paper we show the usefulness and feasibility of applying conventional SQL queries for analyzing a wide spectrum of data streams. As application area we have chosen the ana...
Andreas Behrend, Christian Dorau, Rainer Manthey, ...
IDEAS
2008
IEEE
109views Database» more  IDEAS 2008»
13 years 11 months ago
EXsum: an XML summarization framework
1 We propose a new framework for the summarization of XML document properties called EXsum (Element-wise XML summarization), which can capture statistical information of all import...
José de Aguiar Moraes Filho, Theo Härd...
IDEAS
2008
IEEE
153views Database» more  IDEAS 2008»
13 years 11 months ago
Pattern based processing of XPath queries
As the popularity of areas including document storage and distributed systems continues to grow, the demand for high performance XML databases is increasingly evident. This has le...
Gerard Marks, Mark Roantree
IDEAS
2008
IEEE
73views Database» more  IDEAS 2008»
13 years 11 months ago
A DHT-based infrastructure for ad-hoc integration and querying of semantic data
Marcel Karnstedt, Kai-Uwe Sattler, Manfred Hauswir...
IDEAS
2008
IEEE
80views Database» more  IDEAS 2008»
13 years 11 months ago
Improved count suffix trees for natural language data
With more and more natural language text stored in databases, handling respective query predicates becomes very important. Optimizing queries with predicates includes (sub)string ...
Guido Sautter, Cristina Abba, Klemens Böhm
IDEAS
2008
IEEE
96views Database» more  IDEAS 2008»
13 years 11 months ago
Robust aggregation in peer-to-peer database systems
Peer-to-peer database systems (P2PDBs) aim at providing database services with node autonomy, high availability and loose coupling between participating nodes by building the DBMS...
Norvald H. Ryeng, Kjetil Nørvåg
IDEAS
2008
IEEE
256views Database» more  IDEAS 2008»
13 years 11 months ago
WIDS: a sensor-based online mining wireless intrusion detection system
This paper proposes WIDS, a wireless intrusion detection system, which applies data mining clustering technique to wireless network data captured through hardware sensors for purp...
Christie I. Ezeife, Maxwell Ejelike, Akshai K. Agg...
IDEAS
2008
IEEE
105views Database» more  IDEAS 2008»
13 years 11 months ago
Pruning attribute values from data cubes with diamond dicing
Data stored in a data warehouse are inherently multidimensional, but most data-pruning techniques (such as iceberg and top-k queries) are unidimensional. However, analysts need to...
Hazel Webb, Owen Kaser, Daniel Lemire