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ECIS
2003
13 years 9 months ago
Implementing inter-organizational systems (IOS) for strategic advantage: a value-flow framework
Increasingly, organizations have been investing heavily in information systems for greater dyadic coordination and cooperation with each of their key business partners. In this re...
Michael T. K. Tan, K. S. Raman, Kwok Kee Wei
JSAC
2007
87views more  JSAC 2007»
13 years 8 months ago
Performance Analysis of Scheduling in Multiuser MIMO Systems with Zero-Forcing Receivers
— Despite its low-complexity, the zero-forcing receiver is known to suffer from noise enhancement to restore the spatially multiplexed data in a single-user MIMO system. Neverthe...
Chiung-Jang Chen, Li-Chun Wang
SACMAT
2005
ACM
14 years 1 months ago
Role mining with ORCA
With continuously growing numbers of applications, enterprises face the problem of efficiently managing the assignment of access permissions to their users. On the one hand, secur...
Jürgen Schlegelmilch, Ulrike Steffens
COLT
2004
Springer
14 years 1 months ago
A Statistical Mechanics Analysis of Gram Matrix Eigenvalue Spectra
Abstract. The Gram matrix plays a central role in many kernel methods. Knowledge about the distribution of eigenvalues of the Gram matrix is useful for developing appropriate model...
David C. Hoyle, Magnus Rattray
KCAP
2009
ACM
14 years 28 days ago
Cross ontology query answering on the semantic web: an initial evaluation
PowerAqua1 is a Question Answering system, which takes as input a natural language query and is able to return answers drawn from relevant semantic resources found anywhere on the...
Vanessa Lopez, Victoria S. Uren, Marta Sabou, Enri...