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TCOM
2008
98views more  TCOM 2008»
15 years 6 months ago
Performance evaluation of multi-hop CSMA/CA networks in fading environments
The performance of multi-hop CSMA/CA networks has in most cases been evaluated via simulations, or analytically using a perfect collision channel model. Using such methods, one ca...
Duong A. Hoang, Ronald A. Iltis
TDSC
2008
83views more  TDSC 2008»
15 years 6 months ago
A Precise Termination Condition of the Probabilistic Packet Marking Algorithm
The probabilistic packet marking (PPM) algorithm is a promising way to discover the Internet map or an attack graph that the attack packets traversed during a distributed denial-of...
T. Y. Wong, Man Hon Wong, John C. S. Lui
TIFS
2008
120views more  TIFS 2008»
15 years 6 months ago
Determining Image Origin and Integrity Using Sensor Noise
In this paper, we provide a unified framework for identifying the source digital camera from its images and for revealing digitally altered images using photo-response nonuniformit...
Mo Chen, Jessica J. Fridrich, Miroslav Goljan, Jan...
TIP
2008
124views more  TIP 2008»
15 years 6 months ago
Robust Shape Tracking With Multiple Models in Ultrasound Images
This paper addresses object tracking in ultrasound images using a robust multiple model tracker. The proposed tracker has the following features: 1) it uses multiple dynamic models...
Jacinto C. Nascimento, Jorge S. Marques
TIT
2008
80views more  TIT 2008»
15 years 6 months ago
Entropy Amplification Property and the Loss for Writing on Dirty Paper
Costa's celebrated "writing on dirty paper" (WDP) shows that the powerconstrained channel Y = X + S + Z, with Gaussian Z, has the same capacity as the standard AWGN...
Aaron S. Cohen, Ram Zamir