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147
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ASIAN
2007
Springer
16 years 3 days ago
2007
Springer
Abstract. We present a reduction semantics for the LYSA calculus extended with session information, for modelling cryptographic protocols, and a static analysis for it. If a protoc...
157
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PODS
2006
ACM
16 years 6 months ago
2006
ACM
Query containment is a fundamental algorithmic problem in database query processing and optimization. Under set semantics, the query-containment problem for conjunctive queries ha...
201
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BMCBI
2006
15 years 6 months ago
2006
Background: In the Bioinformatics field, a great deal of interest has been given to Non-negative matrix factorization technique (NMF), due to its capability of providing new insig...
167
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SIGSOFT
2002
ACM
16 years 6 months ago
2002
ACM
We propose a unifying framework for model-based specification notations. Our framework captures the execution semantics that are common among model-based notations, and leaves the...
179
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SKG
2006
IEEE
15 years 12 months ago
2006
IEEE
A new semantic pattern is proposed in this paper, which can be used by users to post questions and answers in user-interactive question answering (QA) system. The necessary proced...