1832 search results - page 36 / 367 » Querying RDF Data Using A Multigraph-based Approach |
128
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VLDB
2007
ACM
15 years 8 months ago
2007
ACM
There is a growing consensus that it is desirable to query over the structure implicit in unstructured documents, and that ideally this capability should be provided incrementally...
119
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ER
2003
Springer
15 years 7 months ago
2003
Springer
We consider the problem of improving the efficiency of query processing on an XML interface of a relational database, for predefined query workloads. The main contribution of this ...
137
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SIGMOD
2011
ACM
14 years 5 months ago
2011
ACM
In this paper we consider the problem of answering queries using views, which is important for data integration, query optimization, and data warehouses. We consider its simplest ...
114
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SEMWEB
2009
Springer
15 years 9 months ago
2009
Springer
Abstract. The focus of web search is moving away from returning relevant documents towards returning structured data as results to user queries. A vital part in the architecture of...
194
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SIGMOD
2008
ACM
16 years 2 months ago
2008
ACM
Uncertain data is inherent in a few important applications such as environmental surveillance and mobile object tracking. Top-k queries (also known as ranking queries) are often n...