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» Querying structured data in an unstructured P2P system
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WWW
2007
ACM
14 years 9 months ago
Web object retrieval
The primary function of current Web search engines is essentially relevance ranking at the document level. However, myriad structured information about real-world objects is embed...
Zaiqing Nie, Yunxiao Ma, Shuming Shi, Ji-Rong Wen,...
ICDE
2002
IEEE
128views Database» more  ICDE 2002»
14 years 10 months ago
Efficiently Ordering Query Plans for Data Integration
The goal of a data integration system is to provide a uniform interface to a multitude of data sources. Given a user query formulated in this interface, the system translates it i...
AnHai Doan, Alon Y. Halevy
ISEMANTICS
2010
13 years 7 months ago
An evaluation of approaches to federated query processing over linked data
The Web has evolved from a global information space of linked documents to a web of linked data. The Web of Data enables answering complex, structured queries that could not be an...
Peter Haase, Tobias Mathäß, Michael Zil...
JCDL
2006
ACM
151views Education» more  JCDL 2006»
14 years 2 months ago
Tagging of name records for genealogical data browsing
In this paper we present a method of parsing unstructured textual records briefly describing a person and their direct relatives, which we use in the construction of a browsing t...
Mike Perrow, David Barber
ICDE
1999
IEEE
91views Database» more  ICDE 1999»
14 years 10 months ago
Real-Time Data Access Control on B-Tree Index Structures
This paper proposes methodologies to control the access of B-tree-indexed data in a batch and real-time fashion. Algorithms are proposed to insert, query, delete, and rebalance B-...
Tei-Wei Kuo, Chih-Hung Wei, Kam-yiu Lam