Sciweavers

2674 search results - page 240 / 535
» Data Models and Query Languages for Spatial Databases
Sort
View
DMSN
2009
ACM
16 years 1 months ago
Extracting tennis statistics from wireless sensing environments
Creating statistics from sporting events is now widespread with most efforts to automate this process using various sensor devices. The problem with many of these statistical app...
Adel Shaeib, Kenneth Conroy, Mark Roantree
UIST
1997
ACM
15 years 10 months ago
An Interactive Visual Query Environment for Exploring Data
Direct manipulation of visualizations is a powerful technique for performing exploratory data operations such as navigation, aggregation, and filtering. Its immediacy facilitates ...
Mark Derthick, John Kolojejchick, Steven F. Roth
DEXA
2009
Springer
151views Database» more  DEXA 2009»
16 years 1 months ago
Automatic Extraction of Ontologies Wrapping Relational Data Sources
Describing relational data sources (i.e. databases) by means of ontologies constitutes the foundation of most of the semantic based approaches to data access and integration. In sp...
Lina Lubyte, Sergio Tessaris
DMSN
2004
ACM
15 years 12 months ago
MEADOWS: modeling, emulation, and analysis of data of wireless sensor networks
In this position paper, we present MEADOWS, a software framework that we are building at HKUST (The Hong Kong University of Science and Technology) for modeling, emulation, and an...
Qiong Luo, Lionel M. Ni, Bingsheng He, Hejun Wu, W...
CAISE
2004
Springer
15 years 12 months ago
Data Integration Using ID-Logic
Abstract. ID-Logic is a knowledge representation language that extends first-order logic with non-monotone inductive definitions. This paper introduces an ID-Logic based framewor...
Bert Van Nuffelen, Alvaro Cortés-Calabuig, ...