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DASFAA
2010
IEEE
225views Database» more  DASFAA 2010»
13 years 11 months ago
Mining Regular Patterns in Data Streams
Discovering interesting patterns from high-speed data streams is a challenging problem in data mining. Recently, the support metric-based frequent pattern mining from data stream h...
Syed Khairuzzaman Tanbeer, Chowdhury Farhan Ahmed,...
DASFAA
2010
IEEE
191views Database» more  DASFAA 2010»
13 years 11 months ago
Answering Top-k Similar Region Queries
Abstract. Advances in web technology have given rise to new information retrieval applications. In this paper, we present a model for geographical region search and call this class...
Chang Sheng, Yu Zheng, Wynne Hsu, Mong-Li Lee, Xin...
DASFAA
2010
IEEE
127views Database» more  DASFAA 2010»
13 years 11 months ago
PGP-mc: Towards a Multicore Parallel Approach for Mining Gradual Patterns
Gradual patterns highlight complex order correlations of the form “The more/less X, the more/less Y”. Only recently algorithms have appeared to mine efficiently gradual rules. ...
Anne Laurent, Benjamin Négrevergne, Nicolas...
ADBIS
2010
Springer
173views Database» more  ADBIS 2010»
13 years 11 months ago
Applying the UFO Ontology to Design an Agent-Oriented Engineering Language
The problem of designing suitable conceptual modeling languages for system engineering is far from being solved. In the past years, some works have proposed the use of foundational...
Renata S. S. Guizzardi, Giancarlo Guizzardi
ADBIS
2010
Springer
140views Database» more  ADBIS 2010»
13 years 11 months ago
Estimation of the Maximum Domination Value in Multi-dimensional Data Sets
Abstract. The last years there is an increasing interest for query processing techniques that take into consideration the dominance relationship between objects to select the most ...
Eleftherios Tiakas, Apostolos N. Papadopoulos, Yan...
ER
2008
Springer
102views Database» more  ER 2008»
14 years 19 days ago
On Temporal Cardinality in the Context of the TOWL Language
The TOWL language is a temporal ontology language built on top of OWL-DL that enables descriptions involving time and temporal aspects such as change and state transitions. Extendi...
Viorel Milea, Michael Mrissa, Kees van der Sluijs,...
ER
2008
Springer
105views Database» more  ER 2008»
14 years 19 days ago
A Semantic and Language-Based Model of Landscape Scenes
Abstract. The modelling of landscape environment is a cognitive activity, that still requires novel kinds of spatial representations. This paper introduces a structural categorisat...
Jean-Marie Le Yaouanc, Eric Saux, Christophe Clara...
DEXAW
2009
IEEE
141views Database» more  DEXAW 2009»
14 years 19 days ago
Improving Practical Performance on Secure and Private Collaborative Linear Programming
Although information sharing in supply chain management dramatically reduces costs, parties are reluctant to do so, mainly due to fear of information leakage. Solutions based on se...
Rafael Deitos, Florian Kerschbaum
DASFAA
2009
IEEE
118views Database» more  DASFAA 2009»
14 years 19 days ago
Detecting Aggregate Incongruities in XML
The problem of identifying deviating patterns in XML repositories has important applications in data cleaning, fraud detection, and stock market analysis. Current methods determine...
Wynne Hsu, Qiangfeng Peter Lau, Mong-Li Lee
CSREASAM
2009
14 years 19 days ago
A Stochastic Model of the Damage Propagation in Database Systems
Security defense tools like firewalls and antivirus softwares are not sufficient to defend against dynamic threats to database systems. Successful attacks could not only seriously ...
Hai Wang, Su Yan