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» A Language Modeling Approach for Temporal Information Needs
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EDBT
2010
ACM
153views Database» more  EDBT 2010»
14 years 3 months ago
Suggestion of promising result types for XML keyword search
Although keyword query enables inexperienced users to easily search XML database with no specific knowledge of complex structured query languages or XML data schemas, the ambigui...
Jianxin Li, Chengfei Liu, Rui Zhou, Wei Wang
ICCSA
2009
Springer
14 years 3 months ago
Designing Data Warehouses for Geographic OLAP Querying by Using MDA
Data aggregation in Geographic Information Systems (GIS) is a desirable feature, spatial data are integrated in OLAP engines for this purpose. However, the development and operatio...
Octavio Glorio, Juan Trujillo
ADBIS
2004
Springer
124views Database» more  ADBIS 2004»
14 years 2 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
ER
2004
Springer
246views Database» more  ER 2004»
14 years 2 months ago
Data Mapping Diagrams for Data Warehouse Design with UML
Abstract. In Data Warehouse (DW) scenarios, ETL (Extraction, Transformation, Loading) processes are responsible for the extraction of data from heterogeneous operational data sourc...
Sergio Luján-Mora, Panos Vassiliadis, Juan ...
ICPW
2007
13 years 10 months ago
Mind the gap!: Transcending the tunnel view on ontology engineering
The key objective of communal knowledge sharing at the scale of the World Wide Web is the ability to collaborate and integrate within and between communities. Ontologies, being fo...
Pieter De Leenheer, Stijn Christiaens