445 search results - page 47 / 89 » Data Integration: A Theoretical Perspective |
160
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INFOCOM
2011
IEEE
14 years 8 months ago
2011
IEEE
—In this work, for a wireless sensor network (WSN) of n randomly placed sensors with node density λ ∈ [1, n], we study the tradeoffs between the aggregation throughput and gat...
143
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SIGCPR
1999
ACM
15 years 9 months ago
1999
ACM
This report offers an interrogative-based approach to differentiating and quantifying information and knowledge within text. We examine the work of Popper, Shannon, Weaver, Brooke...
161
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LREC
2010
15 years 6 months ago
2010
The theoretical characterisation of multiword expressions (MWEs) is tightly connected to their actual occurrences in data and to their representation in lexical resources. We pres...
130
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VLSISP
2002
15 years 5 months ago
2002
Abstract. This paper presents a reduced-complexity, fixed-point algorithm and efficient real-time VLSI architectures for multiuser channel estimation, one of the core baseband proc...
159
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VLDB
1999
ACM
15 years 9 months ago
1999
ACM
We present an optimization method and algorithm designed for three objectives: physical data independence, semantic optimization, and generalized tableau minimization. The method ...