Sciweavers

432 search results - page 12 / 87
» A Set-Theoretic Data Model For Evolving Database Environment...
Sort
View
ICDE
2006
IEEE
156views Database» more  ICDE 2006»
14 years 1 months ago
Video Database Modeling and Temporal Pattern Retrieval using Hierarchical Markov Model Mediator
The dream of pervasive multimedia retrieval and reuse will not be realized without incorporating semantics in the multimedia database. As video data is penetrating many informatio...
Na Zhao, Shu-Ching Chen, Mei-Ling Shyu
ICDE
2001
IEEE
141views Database» more  ICDE 2001»
14 years 9 months ago
TAR: Temporal Association Rules on Evolving Numerical Attributes
Data mining has been an area of increasing interests during recent years. The association rule discovery problem in particular has been widely studied. However, there are still so...
Wei Wang 0010, Jiong Yang, Richard R. Muntz
TSMC
2008
89views more  TSMC 2008»
13 years 7 months ago
A Probabilistic Wavelet System for Stochastic and Incomplete Data-Based Modeling
A probabilistic wavelet system (PWS) is proposed to model the unknown dynamic system with stochastic and incomplete data. When compared with the traditional wavelet system, the PWS...
Zhi Liu, Han-Xiong Li, Yun Zhang
VLDB
2004
ACM
111views Database» more  VLDB 2004»
14 years 1 months ago
Technology Challenges in a Data Warehouse
This presentation will discuss several database technology challenges that are faced when building a data warehouse. It will touch on the challenges posed by high capacity drives ...
Ramesh Bhashyam
VLDB
2004
ACM
144views Database» more  VLDB 2004»
14 years 8 months ago
Preserving mapping consistency under schema changes
Abstract. In dynamic environments like the Web, data sources may change not only their data but also their schemas, their semantics, and their query capabilities.When a mapping is ...
Yannis Velegrakis, Renée J. Miller, Lucian Popa