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DEXA
2003
Springer
109views Database» more  DEXA 2003»
12 years 6 months ago
Query Algebra Operations for Interval Probabilities
Wenzhong Zhao, Alex Dekhtyar, Judy Goldsmith
DEXA
2003
Springer
146views Database» more  DEXA 2003»
12 years 6 months ago
An Access Time Cost Model for Spatial Range Queries on Broadcast Geographical Data over Air
Wireless data broadcasting is well known for its excellent scalability. Most geographical data, such as weather and traffic, is public information and has a large number of potenti...
Jianting Zhang, Le Gruenwald
DEXA
2003
Springer
117views Database» more  DEXA 2003»
12 years 6 months ago
A Toolkit and Methodology to Support the Collaborative Development and Reuse of Engineering Models
Abstract. Engineering design is a knowledge intensive activity. Design is characterized as comprising a number of phases from requirements to detailed specification. Transitions be...
Zdenek Zdráhal, Paul Mulholland, Michael Va...
DEXA
2003
Springer
115views Database» more  DEXA 2003»
12 years 6 months ago
On Mining Group Patterns of Mobile Users
In this paper, we present a group pattern mining approach to derive the grouping information of mobile device users based on the spatio-temporal distances among them. Group pattern...
Yida Wang, Ee-Peng Lim, San-Yih Hwang
DEXA
2003
Springer
147views Database» more  DEXA 2003»
12 years 6 months ago
Context-Aware Data Mining Framework for Wireless Medical Application
Abstract. Data mining, which aims at extracting interesting information from large collections of data, has been widely used as an effective decision making tool. Mining the datas...
Pravin Vajirkar, Sachin Singh, Yugyung Lee
DEXA
2003
Springer
108views Database» more  DEXA 2003»
12 years 6 months ago
Exploiting Similarity of Subqueries for Complex Query Optimization
Query optimizers in current database management systems (DBMS) often face problems such as intolerably long optimization time and/or poor optimization results when optimizing compl...
Yingying Tao, Qiang Zhu, Calisto Zuzarte
DEXA
2003
Springer
149views Database» more  DEXA 2003»
12 years 6 months ago
Capturing Uncertainty in Spatial Queries over Imprecise Data
Emerging applications using miniature electronic devices (e.g., tracking mobile objects using sensors) generate very large amounts of highly dynamic data that poses very high overh...
Xingbo Yu, Sharad Mehrotra
DEXA
2003
Springer
222views Database» more  DEXA 2003»
12 years 6 months ago
Process Data Store: A Real-Time Data Store for Monitoring Business Processes
With access to real-time information on critical performance indicators of business processes, managers and staff members can play a crucial role in improving the speed and effecti...
Josef Schiefer, Beate List, Robert M. Bruckner
DEXA
2003
Springer
94views Database» more  DEXA 2003»
12 years 6 months ago
XML Schemata Inference and Evolution
Ismael Sanz, Juan Manuel Pérez, Rafael Berl...
DEXA
2003
Springer
91views Database» more  DEXA 2003»
12 years 6 months ago
NLC: A Measure Based on Projections
In this paper, we propose a new feature selection criterion. It is based on the projections of data set elements onto each attribute. The main advantages are its speed and simplici...
Roberto Ruiz, José Cristóbal Riquelm...
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