549 search results - page 10 / 110 » Data Expiration and Aggregate Queries |
VLDB
2001
ACM
15 years 1 months ago
2001
ACM
In this paper we focus on the following problem in information management: given a large collection of recorded information and some knowledge of the process that is generating th...
PVLDB
2010
14 years 8 months ago
2010
Uncertain data streams are increasingly common in real-world deployments and monitoring applications require the evaluation of complex queries on such streams. In this paper, we c...
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FQAS
2009
Springer
15 years 4 months ago
2009
Springer
Abstract. Controlled languages (CLs) are ambiguity-free subsets of natural languages such as English offering a good trade-off between the formal rigor of ontology and query langua...
FTDB
2011
14 years 1 months ago
2011
We present a survey of the various families of approaches to secure aggregation in distributed networks such as sensor networks. In our survey, we focus on the important algorithm...
DOLAP
1999
ACM
15 years 1 months ago
1999
ACM
This paper describes the Phoenix system, which loads a data warehouse and then reports against it. Between the raw atomic data of the source system and the business measures prese...