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» Some characterizations based on double aggregation operators
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SIAMSC
2008
168views more  SIAMSC 2008»
13 years 8 months ago
Accurate Floating-Point Summation Part II: Sign, K-Fold Faithful and Rounding to Nearest
In this Part II of this paper we first refine the analysis of error-free vector transformations presented in Part I. Based on that we present an algorithm for calculating the round...
Siegfried M. Rump, Takeshi Ogita, Shin'ichi Oishi
DEXA
2009
Springer
175views Database» more  DEXA 2009»
14 years 3 months ago
RoK: Roll-Up with the K-Means Clustering Method for Recommending OLAP Queries
Dimension hierarchies represent a substantial part of the data warehouse model. Indeed they allow decision makers to examine data at different levels of detail with On-Line Analyt...
Fadila Bentayeb, Cécile Favre
ICAI
2004
13 years 10 months ago
Inductive System Health Monitoring
- The Inductive Monitoring System (IMS) software was developed to provide a technique to automatically produce health monitoring knowledge bases for systems that are either difficu...
David L. Iverson
SIGMOD
2008
ACM
159views Database» more  SIGMOD 2008»
14 years 8 months ago
Web-scale extraction of structured data
A long-standing goal of Web research has been to construct a unified Web knowledge base. Information extraction techniques have shown good results on Web inputs, but even most dom...
Michael J. Cafarella, Jayant Madhavan, Alon Y. Hal...
SIGOPSE
2004
ACM
14 years 2 months ago
Generic role assignment for wireless sensor networks
Wireless ad hoc networks of sensor nodes are envisioned to be deployed in the physical environment to monitor a wide variety of real-world phenomena. Almost any sensor network appl...
Kay Römer, Christian Frank, Pedro José...