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3DOR
2010
13 years 25 days ago
Learning the Compositional Structure of Man-Made Objects for 3D Shape Retrieval
While approaches based on local features play a more and more important role for 3D shape retrieval, the problems of feature selection and similarity measurement between sets of l...
Raoul Wessel, Reinhard Klein
SEUS
2008
IEEE
14 years 4 days ago
Analysis of User Perceived QoS in Ubiquitous UMTS Environments Subject to Faults
This paper provides a QoS analysis of a dynamic, ubiquitous UMTS network scenario in the automotive context identified in the ongoing EC HIDENETS project. The scenario comprises d...
Andrea Bondavalli, Paolo Lollini, Leonardo Montecc...
WEBDB
2005
Springer
132views Database» more  WEBDB 2005»
13 years 11 months ago
On the role of composition in XQuery
Nonrecursive XQuery is known to be hard for nondeterministic exponential time. Thus it is commonly believed that any algorithm for evaluating XQuery has to require exponential amo...
Christoph Koch
ISI
2004
Springer
13 years 11 months ago
Composite Role-Based Monitoring (CRBM) for Countering Insider Threats
Through their misuse of authorized privileges, insiders have caused great damage and loss to corporate internal information assets, especially within the Intelligence Community (IC...
Joon S. Park, Shuyuan Mary Ho
ICWS
2008
IEEE
13 years 7 months ago
A Theory of Role Composition
We study the access control integration problem for web services. Organizations frequently use many services, each with its own access control policies, that must interoperate whi...
Jeffrey Fischer, Rupak Majumdar