5290 search results - page 843 / 1058 » Information systems as social structures |
144
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WWW
2003
ACM
16 years 7 months ago
2003
ACM
For the TREC-style questions, the query terms we get from the original questions are either too brief or often do not contain much relevant information in the corpus. It will be v...
179
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SAS
2009
Springer
16 years 7 months ago
2009
Springer
Directed model checking is a well-established technique to tackle the state explosion problem when the aim is to find error states in large systems. In this approach, the state spa...
285
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SIGMOD
2009
ACM
16 years 6 months ago
2009
ACM
Current semi-structured keyword search and natural language query processing systems use ad hoc approaches to take advantage of structural information. Although intuitive, they ar...
168
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SAC
2010
ACM
16 years 1 months ago
2010
ACM
This paper studies the use of highly dynamic networks as infrastructures for persistent storage of data that offer services at specific geographical zones in a decentralized and...
171
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ESWS
2009
Springer
16 years 1 months ago
2009
Springer
This thesis investigates the question whether and how ontologies such as the ones currently evolving in the Semantic Web can serve as knowledge structures for the generation of que...