2922 search results - page 259 / 585 » On Relationships Between Query Models |
107
Voted
LICS
2000
IEEE
15 years 7 months ago
2000
IEEE
We study definability and complexity issues for automatic and ω-automatic structures. These are, in general, infinite structures but they can be finitely presented by a collec...
123
Voted
WWW
2009
ACM
16 years 4 months ago
2009
ACM
Web search engines often federate many user queries to relevant structured databases. For example, a product related query might be federated to a product database containing thei...
134
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EDBT
2006
ACM
16 years 3 months ago
2006
ACM
Abstract. Sensor networks monitor physical phenomena over large geographic regions. Scientists can gain valuable insight into these phenomena, if they understand the underlying dat...
122
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MIR
2005
ACM
15 years 9 months ago
2005
ACM
Learning semantics from annotated images to enhance content-based retrieval is an important research direction. In this paper, annotation data are assumed available for only a sub...
111
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CONCUR
1998
Springer
15 years 7 months ago
1998
Springer
Alternating transition systems are a general model for composite systems which allow the study of collaborative as well as adversarial relationships between individual system compo...