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ER
2007
Springer
167views Database» more  ER 2007»
15 years 10 months ago
An Unified Dynamic Description Logic Model for Databases: Relational Data, Relational Operations and Queries
The paper presents an unified Description Logic (DL) model for databases. Describing database models using DLs is a fundamental problem in many areas because it turns databases to...
Guoshun Hao, Shilong Ma, Yuefei Sui, Jianghua Lv
MEDINFO
2007
116views Healthcare» more  MEDINFO 2007»
15 years 8 months ago
Knowledge-Level Querying of Temporal Patterns in Clinical Research Systems
Managing time-stamped data is essential to clinical research activities and often requires the use of considerable domain knowledge, which is difficult to support within database ...
Martin J. O'Connor, Ravi D. Shankar, David B. Parr...
DEBU
2010
104views more  DEBU 2010»
15 years 6 months ago
Query Results Ready, Now What?
A major hardness of processing searches issued in the form of keywords on structured data is the ambiguity problem. A set of keywords itself is not a complete piece of information...
Ziyang Liu, Yi Chen
W2GIS
2007
Springer
16 years 23 days ago
Towards the Geo-spatial Querying of the Semantic Web with ONTOAST
One of the challenges raised by the construction of the semantic Web lies in the analysis and management of complex relationships (thematic, spatial and temporal) connecting severa...
Alina Dia Miron, Jérôme Gensel, Marl&...
VLDB
2004
ACM
134views Database» more  VLDB 2004»
16 years 36 min ago
A Privacy-Preserving Index for Range Queries
Database outsourcing is an emerging data management paradigm which has the potential to transform the IT operations of corporations. In this paper we address privacy threats in da...
Bijit Hore, Sharad Mehrotra, Gene Tsudik