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» Gram: A Graph Data Model and Query Language
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WEBDB
1998
Springer
106views Database» more  WEBDB 1998»
14 years 1 days ago
Interactive Query and Search in Semistructured Databases
Semistructured graph-based databases have been proposed as well-suited stores for World-Wide Web data. Yet so far, languages for querying such data are too complex for casual Web ...
Roy Goldman, Jennifer Widom
VLDB
2005
ACM
123views Database» more  VLDB 2005»
14 years 8 months ago
Querying XML streams
Efficient querying of XML streams will be one of the fundamental features of next-generation information systems. In this paper we propose the TurboXPath path processor, which acce...
Vanja Josifovski, Marcus Fontoura, Attila Barta
ADBIS
2007
Springer
137views Database» more  ADBIS 2007»
14 years 2 months ago
An Object-Oriented Based Algebra for Ontologies and Their Instances
Nowadays, ontologies are used in a lot of diverse research fields. They provide with the capability to describe a huge set of information contents. Therefore, several approaches f...
Stéphane Jean, Yamine Aït Ameur, Guy P...
ADBIS
2004
Springer
124views Database» more  ADBIS 2004»
14 years 1 months ago
Vague Spatial Data Types, Set Operations, and Predicates
Many geographical applications deal with spatial objects that cannot be adequately described by determinate, crisp concepts because of their intrinsically indeterminate and vague n...
Alejandro Pauly, Markus Schneider
ACL
2008
13 years 9 months ago
Searching Questions by Identifying Question Topic and Question Focus
This paper is concerned with the problem of question search. In question search, given a question as query, we are to return questions semantically equivalent or close to the quer...
Huizhong Duan, Yunbo Cao, Chin-Yew Lin, Yong Yu