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SACMAT
2006
ACM
15 years 3 months ago
2006
ACM
We introduce the concept, model, and policy-specific algorithms for inferring new access control decisions from previous ones. Our secondary and approximate authorization model (...
SASN
2006
ACM
15 years 3 months ago
2006
ACM
In a large sensor network, in-network data aggregation, i.e., combining partial results at intermediate nodes during message routing, significantly reduces the amount of communic...
SENSYS
2006
ACM
15 years 3 months ago
2006
ACM
From experience with wireless sensor networks it has become apparent that dynamic reprogramming of the sensor nodes is a useful feature. The resource constraints in terms of energ...
SENSYS
2006
ACM
15 years 3 months ago
2006
ACM
Sensor networks are fundamentally constrained by the difficulty and energy expense of delivering information from sensors to sink. Our work has focused on garnering additional si...
SIGIR
2006
ACM
15 years 3 months ago
2006
ACM
Since the website is one of the most important organizational structures of the Web, how to effectively rank websites has been essential to many Web applications, such as Web sear...