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TCOM
2011
129views more  TCOM 2011»
13 years 4 months ago
On the Capacity of WDM Passive Optical Networks
—To lower costs, WDM PONs may share the usage of wavelengths, transmitters, and receivers among ONUs, instead of dedicating the transmission between OLT and each ONU with one ind...
Jingjing Zhang, Nirwan Ansari
TWC
2010
13 years 4 months ago
On the Impact of Channel Estimation Errors on MAC Protocols for MIMO Ad Hoc Networks
In this paper, we evaluate the performance of a Medium Access Control (MAC) protocol for MIMO ad hoc networks under imperfect channel estimation. To this end, we also present an an...
Davide Chiarotto, Paolo Casari, Michele Zorzi
COLING
1990
13 years 11 months ago
Using Lexicalized Tags for Machine Translation
Lexicalized Tree Adjoining Grammar (LTAG) is an attractive formalism for linguistic description mainly because cff its extended domain of locality and its factoring recursion out ...
Anne Abeillé, Yves Schabes, Aravind K. Josh...
ECCV
2008
Springer
14 years 11 months ago
Temporal Dithering of Illumination for Fast Active Vision
Active vision techniques use programmable light sources, such as projectors, whose intensities can be controlled over space and time. We present a broad framework for fast active v...
Srinivasa G. Narasimhan, Sanjeev J. Koppal, Shunta...
SIGGRAPH
1995
ACM
14 years 1 months ago
A realistic camera model for computer graphics
Most recent rendering research has concentrated on two subproblems: modeling the reflection of light from materials, and calculating the direct and indirect illumination from lig...
Craig E. Kolb, Don P. Mitchell, Pat Hanrahan