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SP
2002
IEEE
140views Security Privacy» more  SP 2002»
15 years 5 months ago
Efficient Multicast Packet Authentication Using Signature Amortization
We describe a novel method for authenticating multicast packets that is robust against packet loss. Our main focus is to minimize the size of the communication overhead required t...
Jung Min Park, Edwin K. P. Chong, Howard Jay Siege...
DOLAP
2010
ACM
15 years 4 months ago
Relational versus non-relational database systems for data warehousing
Relational database systems have been the dominating technology to manage and analyze large data warehouses. Moreover, the ER model, the standard in database design, has a close r...
Carlos Ordonez, Il-Yeol Song, Carlos Garcia-Alvara...
GLOBECOM
2010
IEEE
15 years 4 months ago
Prolonging Network Lifetime via a Controlled Mobile Sink in Wireless Sensor Networks
In this paper we explore the mobility of a mobile sink in a wireless sensor network (WSN) to prolong the network lifetime. Since the mechanical movement of mobile sink is driven by...
Weifa Liang, Jun Luo, Xu Xu
ICIP
2009
IEEE
15 years 3 months ago
A hierarchical graph-based markovian clustering approach for the unsupervised segmentation of textured color images
In this paper, a new unsupervised hierarchical approach to textured color images segmentation is proposed. To this end, we have designed a two-step procedure based on a grey-scale...
Rachid Hedjam, Max Mignotte
DAC
2006
ACM
16 years 7 months ago
Extending the lifetime of fuel cell based hybrid systems
Fuel cells are clean power sources that have much higher energy densities and lifetimes compared to batteries. However, fuel cells have limited load following capabilities and can...
Jianli Zhuo, Chaitali Chakrabarti, Naehyuck Chang,...