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» Some Group Theory Problems
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IJSN
2006
116views more  IJSN 2006»
14 years 9 months ago
A lightweight encryption and authentication scheme for wireless sensor networks
: The research of Wireless Sensor Networks (WSNs) has recently received a strong boost from IEEE 802.15.4 task group, which focuses on the specifications for low rate wireless pers...
Jianliang Zheng, Jie Li, Myung J. Lee, Michael Ans...
DSS
2007
124views more  DSS 2007»
14 years 9 months ago
Access control in collaborative commerce
Corporate collaboration allows organizations to improve the efficiency and quality of their business activities. It may occur as a workflow collaboration, a supply chain collabora...
Eldon Y. Li, Timon C. Du, Jacqueline W. Wong
ALIFE
2005
14 years 9 months ago
Agency in Natural and Artificial Systems
We analyze the conditions for agency in natural and artificial systems. In the case of basic (natural) autonomous systems, self-construction and activity in the environment are two...
Alvaro Moreno, Arantza Etxeberria
TSP
2008
113views more  TSP 2008»
14 years 9 months ago
Covariance Matrix Estimation With Heterogeneous Samples
We consider the problem of estimating the covariance matrix of an observation vector, using heterogeneous training samples, i.e., samples whose covariance matrices are not exactly ...
Olivier Besson, Stéphanie Bidon, Jean-Yves ...
ICCV
2009
IEEE
14 years 7 months ago
Associative hierarchical CRFs for object class image segmentation
Most methods for object class segmentation are formulated as a labelling problem over a single choice of quantisation of an image space - pixels, segments or group of segments. It...
Lubor Ladicky, Christopher Russell, Pushmeet Kohli...