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CORR
2008
Springer
118views Education» more  CORR 2008»
15 years 6 months ago
An Activity-Based Model for Separation of Duty
This paper offers several contributions for separation of duty (SoD) administration in role-based access control (RBAC) systems. We first introduce a new formal framework, based o...
Alessandro Colantonio, Roberto Di Pietro, Alberto ...
ICPR
2008
IEEE
16 years 7 months ago
K-means clustering of proportional data using L1 distance
We present a new L1-distance-based k-means clustering algorithm to address the challenge of clustering high-dimensional proportional vectors. The new algorithm explicitly incorpor...
Bonnie K. Ray, Hisashi Kashima, Jianying Hu, Monin...
ICPR
2008
IEEE
16 years 7 months ago
Approximating a non-homogeneous HMM with Dynamic Spatial Dirichlet Process
In this work we present a model that uses a Dirichlet Process (DP) with a dynamic spatial constraints to approximate a non-homogeneous hidden Markov model (NHMM). The coefficient ...
Haijun Ren, Leon N. Cooper, Liang Wu, Predrag Nesk...
RECOMB
2008
Springer
16 years 6 months ago
Computation of Median Gene Clusters
Whole genome comparison based on gene order has become a popular approach in comparative genomics. An important task in this field is the detection of gene clusters, i.e. sets of g...
Sebastian Böcker, Katharina Jahn, Julia Mixta...
PERCOM
2008
ACM
16 years 6 months ago
Load Sharing and Bandwidth Control in Mobile P2P Wireless Sensor Networks
In this paper, we investigate the problem of resource constraints in Mobile Peer-to-Peer Wireless Sensor Networks (MP2P WSNs). We propose a scheme to load share tasks among peer s...
Elisa Rondini, Stephen Hailes, Li Li