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ISF
2002
132views more  ISF 2002»
15 years 6 months ago
Language/Action Meets Organisational Semiotics: Situating Conversations with Norms
Abstract. Virtual professional communities require a strong coevolution of their social and information systems. To ensure that the evolutionary process of their socio-technical sy...
Aldo de Moor
JCB
2002
93views more  JCB 2002»
15 years 6 months ago
Unfolding of Microarray Data
The use of DNA microarrays for the analysis of complex biological samples is becoming a mainstream part of biomedical research. One of the most commonly used methods compares the ...
Andrew B. Goryachev, Pascale F. Macgregor, Aled M....
IPL
1998
119views more  IPL 1998»
15 years 6 months ago
A 2.5-Factor Approximation Algorithm for the k-MST Problem
The k-MST problem requires finding that subset of at least k vertices of a given graph whose Minimum Spanning Tree has least weight amongst all subsets of at least k vertices. Th...
Sunil Arya, H. Ramesh
CORR
1999
Springer
65views Education» more  CORR 1999»
15 years 6 months ago
Unambiguous Computation: Boolean Hierarchies and Sparse Turing-Complete Sets
It is known that for any class C closed under union and intersection, the Boolean closure of C, the Boolean hierarchy over C, and the symmetric difference hierarchy over C all are ...
Lane A. Hemaspaandra, Jörg Rothe
JCO
1998
136views more  JCO 1998»
15 years 6 months ago
A Greedy Randomized Adaptive Search Procedure for the Feedback Vertex Set Problem
Abstract. A Greedy Randomized Adaptive Search Procedure (GRASP) is a randomized heuristic that has produced high quality solutions for a wide range of combinatorial optimization pr...
Panos M. Pardalos, Tianbing Qian, Mauricio G. C. R...