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CHI
2011
ACM
12 years 11 months ago
Oops, I did it again: mitigating repeated access control errors on facebook
We performed a study of Facebook users to examine how they coped with limitations of the Facebook privacy settings interface. Students graduating and joining the workforce create ...
Serge Egelman, Andrew Oates, Shriram Krishnamurthi
SOUPS
2005
ACM
14 years 1 months ago
Two experiences designing for effective security
In our research, we have been concerned with the question of how to make relevant features of security situations visible to users in order to allow them to make informed decision...
Rogério de Paula, Xianghua Ding, Paul Douri...
AROBOTS
2002
106views more  AROBOTS 2002»
13 years 7 months ago
Tracking Targets Using Multiple Robots: The Effect of Environment Occlusion
This paper addresses the problem of tracking multiple targets using a network of communicating robots and stationary sensors. We introduce a Region-based Approach which controls r...
Boyoon Jung, Gaurav S. Sukhatme
CDC
2008
IEEE
116views Control Systems» more  CDC 2008»
14 years 2 months 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
ISCAS
2006
IEEE
92views Hardware» more  ISCAS 2006»
14 years 1 months ago
The optimal MAC layer for low-power UWB is non-coordinated
— We consider the design of the MAC layer for low power, low data-rate, impulse-radio ultra-wide band (IRUWB) networks. In such networks, the primary concern is energy consumptio...
Ruben Merz, Alaeddine El Fawal, Jean-Yves Le Boude...