512 search results - page 5 / 103 » Handling Uncertain Data in Array Database Systems |
ICDE
2009
IEEE
14 years 9 months ago
2009
IEEE
Traditional decision tree classifiers work with data whose values are known and precise. We extend such classifiers to handle data with uncertain information, which originates from...
EDBT
2002
ACM
14 years 8 months ago
2002
ACM
In this paper we present UMiner, a new data mining system, which improves the quality of the data analysis results, handles uncertainty in the clustering & classification proce...
ICDE
2008
IEEE
14 years 9 months ago
2008
IEEE
This paper introduces U-relations, a succinct and purely relational representation system for uncertain databases. U-relations support attribute-level uncertainty using vertical pa...
ICDE
2009
IEEE
14 years 9 months ago
2009
IEEE
Abstract-- Data uncertainty is common in real-world applications due to various causes, including imprecise measurement, network latency, outdated sources and sampling errors. Thes...
SIGMOD
2008
ACM
14 years 8 months ago
2008
ACM
Reverse skyline queries over uncertain databases have many important applications such as sensor data monitoring and business planning. Due to the existence of uncertainty in many...