Sciweavers

5564 search results - page 619 / 1113
» Performance Modeling of HPC Applications
Sort
View
BDA
2003
15 years 8 months ago
Transaction Routing with Freshness Control in a Cluster of Replicated Databases
: We consider the use of a cluster system with a shared nothing architecture for update-intensive autonomous databases. To optimize load balancing, we use optimistic database repli...
Hubert Naacke, François Dang Ngoc, Patrick ...
COLCOM
2008
IEEE
16 years 1 months ago
A Constraint and Attribute Based Security Framework for Dynamic Role Assignment in Collaborative Environments
Abstract. We investigate a security framework for collaborative applications that relies on the role-based access control (RBAC) model. In our framework, roles are pre-defined and...
Isabel F. Cruz, Rigel Gjomemo, Benjamin Lin, Mirko...
SASO
2008
IEEE
16 years 1 months ago
A Self-Adaptable Network Topology for Ambient Intelligence
Ambient Intelligence scenarios can be deployed even when the environment lacks of a underlying network infrastructure. This can be done using distributed ad-hoc networks. Ambient ...
Boris Mejías, Alfredo Cádiz, Peter V...
ICPP
2007
IEEE
16 years 1 months ago
Automatic Trace-Based Parallelization of Java Programs
We propose and evaluate a novel approach for automatic parallelization. The approach uses traces as units of parallel work. We discuss the benefits and challenges of the use of t...
Borys J. Bradel, Tarek S. Abdelrahman
ISCAS
2006
IEEE
73views Hardware» more  ISCAS 2006»
16 years 26 days ago
Rate-distortion optimization for fast hierarchical B-picture transcoding
— an efficient rate-distortion (R-D) optimal method for transcoding hierarchical B-pictures is proposed in this paper. A new R-D model is presented for fast transcoding hierarchi...
Huifeng Shen, Xiaoyan Sun, Feng Wu, Shipeng Li