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» A Web Query System for Heterogeneous Government Data
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DGO
2003
121views Education» more  DGO 2003»
13 years 10 months ago
Extending Metadata Definitions by Automatically Extracting and Organizing Glossary Definitions
Metadata descriptions of database contents are required to build and use systems that access and deliver data in response to user requests. When numerous heterogeneous databases a...
Eduard H. Hovy, Andrew Philpot, Judith Klavans, Ul...
ER
2008
Springer
140views Database» more  ER 2008»
13 years 10 months ago
Managing the History of Metadata in Support for DB Archiving and Schema Evolution
Modern information systems, and web information systems in particular, are faced with frequent database schema changes, which generate the necessity to manage them and preserve the...
Carlo Curino, Hyun Jin Moon, Carlo Zaniolo
VLDB
2002
ACM
131views Database» more  VLDB 2002»
13 years 8 months ago
ProTDB: Probabilistic Data in XML
Whereas traditional databases manage only deterministic information, many applications that use databases involve uncertain data. This paper presents a Probabilistic Tree Data Bas...
Andrew Nierman, H. V. Jagadish
PVLDB
2010
175views more  PVLDB 2010»
13 years 7 months ago
Dynamic Join Optimization in Multi-Hop Wireless Sensor Networks
To enable smart environments and self-tuning data centers, we are developing the Aspen system for integrating physical sensor data, as well as stream data coming from machine logi...
Svilen R. Mihaylov, Marie Jacob, Zachary G. Ives, ...
PKDD
2004
Springer
205views Data Mining» more  PKDD 2004»
14 years 2 months ago
Breaking Through the Syntax Barrier: Searching with Entities and Relations
The next wave in search technology will be driven by the identification, extraction, and exploitation of real-world entities represented in unstructured textual sources. Search sy...
Soumen Chakrabarti