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IROS
2009
IEEE
155views Robotics» more  IROS 2009»
16 years 1 months ago
Human-robot team navigation in visually complex environments
—Current fully autonomous robots are unable to navigate effectively in visually complex environments due to limitations in sensing and cognition. Full teleoperation using current...
John Carff, Matthew Johnson, Eman El-Sheikh, Jerry...
IWPEC
2009
Springer
16 years 1 months ago
The Parameterized Complexity of Some Geometric Problems in Unbounded Dimension
We study the parameterized complexity of the following fundamental geometric problems with respect to the dimension d: i) Given n points in Rd, compute their minimum enclosing cyl...
Panos Giannopoulos, Christian Knauer, Günter ...
ICC
2007
IEEE
147views Communications» more  ICC 2007»
16 years 1 months ago
QAM Codebooks for Low-Complexity Limited Feedback MIMO Beamforming
— This paper proposes a new QAM based codebook for beamforming in multiple-input multiple-output (MIMO) wireless systems with a limited-rate feedback channel. We show that such c...
Daniel J. Ryan, I. Vaughan, L. Clarkson, Iain B. C...
AI
2007
Springer
16 years 1 months ago
Rethinking the Semantics of Complex Nominals
Complex Nominals (CNs) have simple syntactic structure that conceals non-trivial semantic characteristics. While speakers of natural languages combine noun(s)/adjective(s) with a h...
Nabil Abdullah, Richard A. Frost
ACSAC
2006
IEEE
16 years 28 days ago
Backtracking Algorithmic Complexity Attacks against a NIDS
Network Intrusion Detection Systems (NIDS) have become crucial to securing modern networks. To be effective, a NIDS must be able to counter evasion attempts and operate at or near...
Randy Smith, Cristian Estan, Somesh Jha