Sciweavers

1778 search results - page 135 / 356
» The Theory of Probabilistic Databases
Sort
View
ISI
2002
Springer
15 years 6 months ago
Getting right answers from incomplete multidimensional databases
Dealing with large volumes of data, OLAP data cubes aggregated values are often spoiled by errors due to missing values in detailed data. This paper suggests to adjust aggregate an...
Sabine Goutier, Georges Hébrail, Vér...
SIGMOD
2006
ACM
123views Database» more  SIGMOD 2006»
16 years 6 months ago
Proactive identification of performance problems
We propose to demonstrate Fa, an automated tool for timely and accurate prediction of Service-Level-Agreement (SLA) violations caused by performance problems in database systems. ...
Songyun Duan, Shivnath Babu
IPMU
2010
Springer
15 years 11 months ago
Plateau Regions: An Implementation Concept for Fuzzy Regions in Spatial Databases and GIS
Abstract. Many geographical applications need to model spatial phenomena with vague or indeterminate boundaries and interiors. A popular paradigm adopted by the GIS community for t...
Virupaksha Kanjilal, Hechen Liu, Markus Schneider
AI
2011
Springer
15 years 1 months ago
Contracting preference relations for database applications
The binary relation framework has been shown to be applicable to many real-life preference handling scenarios. Here we study preference contraction: the problem of discarding sele...
Denis Mindolin, Jan Chomicki
ICPR
2004
IEEE
16 years 7 months ago
Evaluation of Three Optical Flow-Based Observation Models for Tracking
In this paper, we study the use of optical flow as a characteristic for tracking. We analyze the behavior of three flowbased observation models for particle filter algorithms, and...
José M. Fuertes, Manuel J. Lucena, Nicolas ...