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CHI
2008
ACM
16 years 7 months ago
A user study of policy creation in a flexible access-control system
Significant effort has been invested in developing expressive and flexible access-control languages and systems. However, little has been done to evaluate these systems in practic...
Lujo Bauer, Lorrie Faith Cranor, Robert W. Reeder,...
ROBOCUP
2004
Springer
101views Robotics» more  ROBOCUP 2004»
16 years 13 days ago
Navigation Controllability of a Mobile Robot Population
In this paper, the problem of determining if a population of mobile robots is able to travel from an initial conguration to a target conguration is addressed. This problem is rel...
Francisco A. Melo, M. Isabel Ribeiro, Pedro U. Lim...
WOSP
2010
ACM
16 years 1 months ago
Analytical modeling of lock-based concurrency control with arbitrary transaction data access patterns
Nowadays the 2-Phase-Locking (2PL) concurrency control algorithm still plays a core rule in the construction of transactional systems (e.g. database systems and transactional memo...
Pierangelo di Sanzo, Roberto Palmieri, Bruno Cicia...
GECCO
2010
Springer
165views Optimization» more  GECCO 2010»
15 years 9 months ago
Evolving robust controller parameters using covariance matrix adaptation
In this paper, the advantages of introducing an additional amount of tests when evolving parameters for specific purposes is discussed. A set of optimal PID-controller parameters...
Gerulf K. M. Pedersen, Martin V. Butz
IEICET
2006
70views more  IEICET 2006»
15 years 7 months ago
Subcarrier Block Power Control for Adaptive Downlink OFDM with Frequency Spreading and Equalization
In this paper, we propose the transmit power controlled adaptive downlink frequency symbol spreading OFDM (TPC-AMS/FSS-OFDM) system. In the TPC-AMS/FSSOFDM, each serial to paralle...
Nam-Su Kim, Sungho Cho, Chang-Jun Ahn