790 search results - page 27 / 158 » Hierarchical Group Signatures |
AMC
2005
13 years 10 months ago
2005
A multisignature scheme for specified group of verifiers needs a group of signers' cooperation to sign a message to a specified group of verifiers that must cooperate to check...
CRYPTO
2001
Springer
14 years 3 months ago
2001
Springer
Most public key cryptosystems have been constructed based on abelian groups up to now. We propose a new public key cryptosystem built on finite non abelian groups in this paper. I...
NIPS
2004
14 years 6 days ago
2004
We propose the hierarchical Dirichlet process (HDP), a nonparametric Bayesian model for clustering problems involving multiple groups of data. Each group of data is modeled with a...
ICICS
2001
Springer
14 years 3 months ago
2001
Springer
Secure group communication with hierarchical access control refers to a scenario where a group of members is divided into a number of subgroups located at different privilege leve...
ESWA
2008
13 years 11 months ago
2008
In this paper a novel complex classifier architecture is proposed. The architecture has a hierarchical tree-like structure with simple artificial neural networks (ANNs) at each no...