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ISMIS
1994
Springer
15 years 10 months ago
Recognizing Credible Experts in Inaccurate Databases
Abstract: While the problem of incompletedata in databases has been extensively studied, a relatively unexplored form of uncertainty in databases, called inaccurate data, demands d...
Hasan M. Jamil, Fereidoon Sadri
SEMWEB
2005
Springer
16 years 2 days ago
Benchmarking Database Representations of RDF/S Stores
Abstract. In this paper we benchmark three popular database representations of RDF/S schemata and data: (a) a schema-aware (i.e., one table per RDF/S class or property) with explic...
Yannis Theoharis, Vassilis Christophides, Gregory ...
CSMR
2008
IEEE
16 years 1 months ago
Hecataeus: A What-If Analysis Tool for Database Schema Evolution
Databases are continuously evolving environments, where design constructs are added, removed or updated rather often. Small changes in the database configurations might impact a l...
George Papastefanatos, Fotini Anagnostou, Yannis V...
ICMCS
1995
IEEE
156views Multimedia» more  ICMCS 1995»
15 years 10 months ago
Spatio-Temporal Modeling of Video Data for On-Line Object-Oriented Query Processing
This paper presents a framework for data modeling ntic abstraction of image/video data. The framework is based on spatio-temporalinformation associated with salient objects in an ...
Young Francis Day, Serhan Dagtas, Mitsutoshi Iino,...
SIGMOD
2004
ACM
162views Database» more  SIGMOD 2004»
16 years 6 months ago
Graph Indexing: A Frequent Structure-based Approach
Graph has become increasingly important in modelling complicated structures and schemaless data such as proteins, chemical compounds, and XML documents. Given a graph query, it is...
Xifeng Yan, Philip S. Yu, Jiawei Han