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PPOPP
2003
ACM
14 years 4 months ago
Optimizing data aggregation for cluster-based internet services
Large-scale cluster-based Internet services often host partitioned datasets to provide incremental scalability. The aggregation of results produced from multiple partitions is a f...
Lingkun Chu, Hong Tang, Tao Yang, Kai Shen
SAC
2003
ACM
14 years 4 months ago
UbiData: Ubiquitous Mobile File Service
One of the most challenging objectives of mobile data management is the ubiquitous, any time, anywhere access. This objective is very difficult to meet due to several network and ...
Jinsuo Zhang, Abdelsalam Helal, Joachim Hammer
SACMAT
2003
ACM
14 years 4 months ago
Cooperative role-based administration
In large organizations the administration of access privileges (such as the assignment of an access right to a user in a particular role) is handled cooperatively through distribu...
Horst Wedde, Mario Lischka
SASN
2003
ACM
14 years 4 months ago
Admission control in Peer-to-Peer: design and performance evaluation
Peer-to-Peer (P2P) applications and services are very common in today’s computing. The popularity of the P2P paradigm prompts the need for specialized security services which ma...
Nitesh Saxena, Gene Tsudik, Jeong Hyun Yi
SENSYS
2003
ACM
14 years 4 months ago
Spatiotemporal multicast in sensor networks
Sensor networks often involve the monitoring of mobile phenomena. We believe this task can be facilitated by a spatiotemporal multicast protocol which we call “mobicast”. Mobi...
Qingfeng Huang, Chenyang Lu, Gruia-Catalin Roman