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» On Querying Ontologies and Databases
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VLDB
2007
ACM
126views Database» more  VLDB 2007»
14 years 10 months ago
Querying Complex Structured Databases
Correctly generating a structured query (e.g., an XQuery or a SQL query) requires the user to have a full understanding of the database schema, which can be a daunting task. Alter...
Cong Yu, H. V. Jagadish
PODS
2001
ACM
145views Database» more  PODS 2001»
14 years 9 months ago
Optimization of Sequence Queries in Database Systems
The need to search for complex and recurring patterns in database sequences is shared by many applications. In this paper, we discuss how to express and support efficiently sophis...
Reza Sadri, Carlo Zaniolo, Amir M. Zarkesh, Jafar ...
WIDM
2003
ACM
14 years 2 months ago
Answering imprecise database queries: a novel approach
A growing number of databases especially those published on the Web are becoming available to external users. Users of these databases are provided simple form-based query interfa...
Ullas Nambiar, Subbarao Kambhampati
BTW
2007
Springer
128views Database» more  BTW 2007»
14 years 1 months ago
A metamodeling architecture and a domain-specific ontology for a biological image database
Abstract: Coupling of metamodeling architectures and ontologies for domain descriptions is widely discussed in information system engineering research groups. Here we present the f...
Arnaud da Costa, Eric Leclercq, Arnaud Gaudin, Jea...
JVA
2006
IEEE
14 years 3 months ago
Describing and Researching of Learning Resources with Ontology Model
In this paper, we will introduce to describe learning resources by using ontology model based on metadata of learning standard as Sharable Content Object Reference Model (SCORM) a...
S. Niwattanakul, M. Eboueya, D. Lillis