686 search results - page 46 / 138 » Query Answering in Peer-to-Peer Data Exchange Systems |
193
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IEEEVAST
2010
15 years 1 months ago
2010
Finding patterns in temporal data is an important data analysis task in many domains. Static visualizations can help users easily see certain instances of patterns, but are not sp...
185
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CIKM
2011
Springer
14 years 6 months ago
2011
Springer
We present Nyaya, a system for the management of Semantic-Web data which couples a general-purpose and extensible storage mechanism with efficient ontology reasoning and querying ...
155
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GIS
2010
ACM
15 years 4 months ago
2010
ACM
Top-k queries are a popular type of query in Wireless Sensor Networks. Typical solutions rely on coordinated root-tonodes and nodes-to-root messages and on maintaining filters at...
180
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CSWWS
2006
15 years 10 months ago
2006
Bioinformaticians are accustomed to going through analysis steps, in which they employ several data sources, like protein sequence and protein interaction databases, to carry out t...
135
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ICDT
1999
ACM
15 years 10 months ago
1999
ACM
In data integration systems, queries posed to a mediator need to be translated into a sequence of queries to the underlying data sources. In a heterogeneous environment, with sour...