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CDC
2008
IEEE
116views Control Systems» more  CDC 2008»
16 years 28 days ago
Effective sensing regions and connectivity of agents undergoing periodic relative motions
— Time-varying graphs are widely used to model communication and sensing in multi-agent systems such as mobile sensor networks and dynamic animal groups. Connectivity is often de...
Daniel T. Swain, Ming Cao, Naomi Ehrich Leonard
CEC
2008
IEEE
16 years 28 days ago
Automatic model type selection with heterogeneous evolution: An application to RF circuit block modeling
— Many complex, real world phenomena are difficult to study directly using controlled experiments. Instead, the use of computer simulations has become commonplace as a cost effe...
Dirk Gorissen, Luciano De Tommasi, Jeroen Croon, T...
FOCS
2008
IEEE
16 years 27 days ago
On the Hardness of Being Truthful
The central problem in computational mechanism design is the tension between incentive compatibility and computational ef ciency. We establish the rst significant approximability ...
Christos H. Papadimitriou, Michael Schapira, Yaron...
ISM
2008
IEEE
111views Multimedia» more  ISM 2008»
16 years 25 days ago
Secure and Low Cost Selective Encryption for JPEG2000
Selective encryption is a new trend in content protection. It aims at reducing the amount of data to encrypt while achieving a sufficient and inexpensive security. This approach ...
Ayoub Massoudi, Frédéric Lefè...
ICC
2007
IEEE
16 years 23 days ago
On the Verification of the Gravity Model Used for Mobility Modeling
— Gravity model used to model transport flow has proven invaluable in urban planning. Some recent work has proposed to use gravity model to predict user movements in cellular net...
Yong Huat Chew, Shinobu Nanba, Peng Keong Tham, Bo...