556 search results - page 59 / 112 » Evaluation of probabilistic queries in moving objects databa... |
121
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DEXAW
2009
IEEE
15 years 8 months ago
2009
IEEE
—This paper compares and illustrates the use of manually and automatically assigned descriptors on German documents extracted from the GIRT Corpus. A second objective is to analy...
112
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DASFAA
2007
IEEE
15 years 7 months ago
2007
IEEE
Similarity search in time series databases usually deals with comparing entire time series objects or subsequence search. In this paper, we formalize the notion of interval-focused...
206
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PODS
2009
ACM
16 years 2 months ago
2009
ACM
We consider the problem of deciding query equivalence for a conjunctive language in which queries output complex objects composed from a mixture of nested, unordered collection ty...
199
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GIS
2003
ACM
16 years 2 months ago
2003
ACM
Moving object databases store and process data for objects that change location frequently. Materialized views maintained over time must be updated to reflect changes due to the m...
185
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VLDB
2009
ACM
16 years 1 months ago
2009
ACM
Abstract The top-k dominating query returns k data objects which dominate the highest number of objects in a dataset. This query is an important tool for decision support since it ...