DEXA
2004
Springer
13 years 10 months ago
2004
Springer
Abstract. In relational database management systems indexes are used to accelerate specific queries. The selection of indexes is an important task when tuning a database which is ...
DEXA
2004
Springer
13 years 10 months ago
2004
Springer
A Mobile Ad-Hoc Network (MANET) is a group of wireless, mobile, battery-powered clients and servers that autonomously form temporary networks. Three data communication modes can be...
DEXA
2004
Springer
13 years 10 months ago
2004
Springer
Ambient Intelligence (AmI) is a vision of future Information Society, where people are surrounded by an electronic environment which is sensitive to their needs, personalized to th...
DEXA
2004
Springer
13 years 10 months ago
2004
Springer
Reasoning in legal and social domains appears not to be well dealt with by deductive approaches. This is because such reasoning is open-endedly defeasible, and because the various ...
DEXA
2004
Springer
13 years 10 months ago
2004
Springer
One of the key research issues with moving objects databases (MOD) is the uncertainty management problem. In this paper, we discuss how the uncertainty of network constrained movin...
DEXA
2004
Springer
13 years 10 months ago
2004
Springer
Abstract. Temporal data are abundantly present in many application domains such as banking, financial, clinical, geographical applications and so on. Temporal data have been extens...
DEXA
2004
Springer
13 years 10 months ago
2004
Springer
This paper proposes a method for automatic maintaining the similarity information for a particular class of Flexible Query Answering Systems (FQAS). The paper describes the three m...
DEXA
2004
Springer
13 years 10 months ago
2004
Springer
Abstract. In this paper we propose the Graphical sEmistructured teMporal data model (GEM), which is based on labeled graphs and allows one to represent in a uniform way semistructu...
DEXA
2004
Springer
13 years 10 months ago
2004
Springer
Data integration is the process that gives users access to multiple data sources though queries against a global schema. Semantic heterogeneity has been identified as the most imp...
DEXA
2004
Springer
13 years 10 months ago
2004
Springer
Data integration is a significant challenge: relevant data objects are split across multiple information sources, and often owned by different organizations. The sources represent...