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» Building a Stochastic Dynamic Model of Application Use
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KCAP
2003
ACM
14 years 1 months ago
Capturing interest through inference and visualization: ontological user profiling in recommender systems
Tools for filtering the World Wide Web exist, but they are hampered by the difficulty of capturing user preferences in such a diverse and dynamic environment. Recommender systems ...
Stuart E. Middleton, Nigel R. Shadbolt, David De R...
CIAC
2003
Springer
98views Algorithms» more  CIAC 2003»
14 years 1 months ago
Improving Customer Proximity to Railway Stations
Abstract. We consider problems of (new) station placement along (existing) railway tracks, so as to increase the number of users. We prove that, in spite of the NP-hardness for the...
Evangelos Kranakis, Paolo Penna, Konrad Schlude, D...
ICNP
2002
IEEE
14 years 22 days ago
Service Overlay Networks: SLAs, QoS and Bandwidth Provisioning
We advocate the notion of service overlay network (SON) as an effective means to address some of the issues, in particular, end-to-end QoS, plaguing the current Internet, and to f...
Zhenhai Duan, Zhi-Li Zhang, Yiwei Thomas Hou
FTDCS
2004
IEEE
13 years 11 months ago
The vMatrix: Server Switching
Today most Internet services are pre-assigned to servers statically, hence preventing us from doing real-time sharing of a pool of servers across as group of services with dynamic...
Amr Awadallah, Mendel Rosenblum
CCS
2007
ACM
14 years 2 months ago
Managing RBAC states with transitive relations
In this paper, we study the maintenance of role-based access control (RBAC) models in database environments using transitive closure relations. In particular, the algorithms that ...
Chaoyi Pang, David P. Hansen, Anthony J. Maeder