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AINA
2007
IEEE
15 years 4 months ago
Heuristics for Improving Cryptographic Key Assignment in a Hierarchy
In hierarchical distributed systems, shared data access can be controlled by assigning user groups single cryptographic keys that allow high level users derive low level keys, but...
Anne V. D. M. Kayem, Patrick Martin, Selim G. Akl
FBIT
2007
IEEE
15 years 4 months ago
Rough Set Based Information Retrieval from Argumentative Data Points in Weblogs
This paper describes a decision tree model and 3dimensional representation of information retrieved from various weblogs in relation to argumentative logics. The weblogs are consi...
Sea Woo Kim, Chin-Wan Chung
GLOBECOM
2007
IEEE
15 years 4 months ago
A TDMA-based Scheduling and Routing Algorithm for Data-Centric Wireless Sensor Networks
—Recharging the batteries of a moribund sensor deployed as part of a wireless sensor network is often infeasible due to logistical considerations. With the purpose of prolonging ...
Yean-Fu Wen, Frank Yeong-Sung Lin, Hung-Shi Wang
ICC
2007
IEEE
157views Communications» more  ICC 2007»
15 years 4 months ago
Secure Aggregation in Sensor Networks Using Neighborhood Watch
Abstract— Many sensor networks (SN) use in-network aggregation to minimize the amount of data transmitted by sensors. Unfortunately, aggregation makes the network more vulnerable...
Paul Rabinovich, Robert Simon
ISBI
2007
IEEE
15 years 4 months ago
Unsupervised Curvature-Based Retinal Vessel Segmentation
Unsupervised methods for automatic vessel segmentation from retinal images are attractive when only small datasets, with associated ground truth markings, are available. We presen...
Saurabh Garg, Jayanthi Sivaswamy, Siva Chandra