4051 search results - page 13 / 811 » Aggregation |
138
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ICDT
1999
ACM
15 years 8 months ago
1999
ACM
Abstract. In this paper we present a new approach for studying aggregations in the context of database query languages. Starting from a broad de nition of aggregate function, we ad...
111
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CEE
2010
15 years 4 months ago
2010
Feature aggregation is a critical technique in content-based image retrieval systems that employ multiple visual features to characterize image content. One problem in feature aggr...
129
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QEST
2006
IEEE
15 years 10 months ago
2006
IEEE
Stochastic orders can be applied to Markov reward models and used to aggregate models, while introducing a bounded error. Aggregation reduces the number of states in a model, miti...
133
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INFOCOM
2000
IEEE
15 years 8 months ago
2000
IEEE
Abstract— It has been claimed that multicast state cannot be aggregated. In this paper, we will debunk this myth and present a simple technique that can be used to aggregate mult...
114
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DM
2007
15 years 4 months ago
2007
Arrow’s impossibility theorem [1] shows that the set of acyclic tournaments is not closed to non dictatorial Boolean aggregation. In this paper we extend the notion of aggregati...