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ICDE
2006
IEEE
119views Database» more  ICDE 2006»
14 years 10 months ago
Laws for Rewriting Queries Containing Division Operators
Relational division, also known as small divide, is a derived operator of the relational algebra that realizes a many-to-one set containment test, where a set is represented as a ...
Ralf Rantzau, Christoph Mangold
GLOBECOM
2009
IEEE
14 years 3 months ago
Rapidly-Deployable Mesh Network Testbed
—This paper describes a wireless mesh network testbed for research in rapid deployment and auto-configuration of mesh nodes. Motivated by the needs of first responders and mili...
Michael R. Souryal, Andreas Wapf, Nader Moayeri
ICCS
2005
Springer
14 years 2 months ago
Merge-Based Computation of Minimal Generators
Abstract. Minimal generators (mingens) of concept intents are valuable elements of the Formal Concept Analysis (FCA) landscape, which are widely used in the database field, for da...
Céline Frambourg, Petko Valtchev, Robert Go...
RTSS
2008
IEEE
14 years 3 months ago
A Multi-mode Real-Time Calculus
The Real-Time Calculus (RTC) framework proposed in [Chakraborty et al., DATE 2003] and subsequently extended in [Wandeler et al., Real-Time Systems 29(2-3), 2005] and a number of ...
Linh T. X. Phan, Samarjit Chakraborty, P. S. Thiag...
KDD
2009
ACM
243views Data Mining» more  KDD 2009»
14 years 9 months ago
Exploiting Wikipedia as external knowledge for document clustering
In traditional text clustering methods, documents are represented as "bags of words" without considering the semantic information of each document. For instance, if two ...
Xiaohua Hu, Xiaodan Zhang, Caimei Lu, E. K. Park, ...