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» A Query System in a Biological Database
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FOIKS
2004
Springer
15 years 9 months ago
Query Answering and Containment for Regular Path Queries under Distortions
Abstract. We give a general framework for approximate query processing in semistructured databases. We focus on regular path queries, which are the integral part of most of the que...
Gösta Grahne, Alex Thomo
DOLAP
2004
ACM
15 years 9 months ago
Evaluating XML-extended OLAP queries based on a physical algebra
In today’s OLAP systems, integrating fast changing data, e.g., stock quotes, physically into a cube is complex and time-consuming. The widespread use of XML makes it very possib...
Xuepeng Yin, Torben Bach Pedersen
FQAS
2009
Springer
137views Database» more  FQAS 2009»
15 years 9 months ago
Content-Oriented Relevance Feedback in XML-IR Using the Garnata Information Retrieval System
Relevance Feedback (RF) is a technique allowing to enrich an initial query according to the user feedback in order to get results closer to the user’s information need. This pape...
Luis M. de Campos, Juan M. Fernández-Luna, ...
GVD
2009
162views Database» more  GVD 2009»
15 years 2 months ago
Archiving and Maintaining Curated Databases
Curated databases represent a substantial amount of effort by a dedicated group of people to produce a definitive description of some subject area. The value of curated databases ...
Heiko Müller
ESA
2004
Springer
106views Algorithms» more  ESA 2004»
15 years 8 months ago
Efficient Tradeoff Schemes in Data Structures for Querying Moving Objects
The ability to represent and query continuously moving objects is important in many applications of spatio-temporal database systems. In this paper we develop data structures for ...
Pankaj K. Agarwal, Lars Arge, Jeff Erickson, Hai Y...