133 search results - page 10 / 27 » Ad-hoc Top-k Query Answering for Data Streams |
VLDB
2004
ACM
15 years 3 months ago
2004
ACM
The emergence of location-aware services calls for new real-time spatio-temporal query processing algorithms that deal with large numbers of mobile objects and queries. In this de...
WSDM
2009
ACM
15 years 4 months ago
2009
ACM
There has been considerable past work on efficiently computing top k objects by aggregating information from multiple ranked lists of these objects. An important instance of this...
SDM
2007
SIAM
14 years 11 months ago
2007
SIAM
An increasing amount of data is produced in the form of text streams − these can be RSS news feeds, TV closed captions, emails, etc. We study the problem of answering keyword qu...
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CIKM
2007
Springer
15 years 3 months ago
2007
Springer
In this work a method for detecting distance-based outliers in data streams is presented. We deal with the sliding window model, where outlier queries are performed in order to de...
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...