Sciweavers

1512 search results - page 276 / 303
» Principles of IEEE 802.11s
Sort
View
FOCS
2008
IEEE
14 years 3 months ago
Beating the Random Ordering is Hard: Inapproximability of Maximum Acyclic Subgraph
We prove that approximating the Max Acyclic Subgraph problem within a factor better than 1/2 is Unique-Games hard. Specifically, for every constant ε > 0 the following holds:...
Venkatesan Guruswami, Rajsekar Manokaran, Prasad R...
HICSS
2008
IEEE
102views Biometrics» more  HICSS 2008»
14 years 3 months ago
Retrofitting Cyber Physical Systems for Survivability through External Coordination
Most Supervisory Control and Data Acquisition (SCADA) systems have been in operation for decades and they in general have 24x7 availability requirement, hence upgrading or adding ...
Kun Xiao, Shangping Ren, Kevin A. Kwiat
HOST
2008
IEEE
14 years 3 months ago
Place-and-Route Impact on the Security of DPL Designs in FPGAs
—Straightforward implementations of cryptographic algorithms are known to be vulnerable to attacks aimed not at the mathematical structure of the cipher but rather at the weak po...
Sylvain Guilley, Sumanta Chaudhuri, Jean-Luc Dange...
ICIP
2008
IEEE
14 years 3 months ago
On optimal royalty costs for video compression
Modern video compression includes a mature set of codecs, tools, and techniques that correspond to a variety of coding efficiencies and royalty costs in video delivery. In early ...
Ankur Saxena, Onur G. Guleryuz, M. Reha Civanlar
ICRA
2008
IEEE
117views Robotics» more  ICRA 2008»
14 years 3 months ago
Kinematics and calibration of active cannulas
Abstract— Active cannulas are remotely actuated thin continuum robots with the potential to traverse narrow and winding environments without relying on “guiding” environmenta...
Robert J. Webster III, Joseph M. Romano, Noah J. C...