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ICASSP
2011
IEEE
14 years 2 months ago
Exposing duplicated regions affected by reflection, rotation and scaling
A commonly considered image manipulation is to conceal undesirable objects or people in the scene with a region of pixels copied from the same image. Forensic mechanisms aimed at ...
Sergio Bravo-Solorio, Asoke K. Nandi
ICASSP
2011
IEEE
14 years 2 months ago
Binaural extension and performance of single-channel spectral subtraction dereverberation algorithms
Single-channel spectral subtraction algorithms are commonly used to suppress late reverberation. A binaural extension of such methods, apart from suppressing reverberation without...
Alexandros Tsilfidis, Eleftheria Georganti, John M...
ICASSP
2011
IEEE
14 years 2 months ago
Facial expression recognition using ensemble of classifiers
This paper presents a novel method for facial expression classification that employs the combination of two different feature sets in an ensemble approach. A pool of base classi...
Thiago H. H. Zavaschi, Alessandro L. Koerich, Luiz...
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ICASSP
2011
IEEE
14 years 2 months ago
Spatio-temporal consistency in video disparity estimation
We present a novel stereo video disparity estimation method. The proposed method is a two-stage algorithm. During the first stage, initial disparity maps are computed in a frameb...
Ramsin Khoshabeh, Stanley H. Chan, Truong Q. Nguye...
ICASSP
2011
IEEE
14 years 2 months ago
Non-centralized target tracking with mobile agents
In this paper we consider the problem of target tracking in a network of mobile agents. We propose a scheme with agents that are endowed with processing and decision-making capabi...
Petar M. Djuric, Jonathan Beaudeau, Mónica ...