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ICASSP
2011
IEEE
14 years 2 months ago
Unsupervised extraction of audio-visual objects
We propose a novel method to automatically detect and extract the video modality of the sound sources that are present in a scene. For this purpose, we first assess the synchrony...
Anna Llagostera Casanovas, Pierre Vandergheynst
ICASSP
2011
IEEE
14 years 2 months ago
Multi-stage infrared stationary human detection
Detecting stationary human targets is crucial in ensuring safe operation of unmanned ground vehicles. In this paper, a multi-stage detection algorithm for stationary humans in inf...
Alex Lipchen Chan
ICASSP
2011
IEEE
14 years 2 months ago
Bayesian reinforcement learning for POMDP-based dialogue systems
Spoken dialogue systems are gaining popularity with improvements in speech recognition technologies. Dialogue systems can be modeled effectively using POMDPs, achieving improvemen...
ShaoWei Png, Joelle Pineau
ICASSP
2011
IEEE
14 years 2 months ago
Quadratic optimization based small scale details extraction
In many image processing problems, it is required to extract small scale details from an image or a set of images. In this paper, we introduce a new framework for extracting small...
Zhengguo Li, Jinghong Zheng, Chuohao Yeo, Susanto ...
ICASSP
2011
IEEE
14 years 2 months ago
A new data hiding method using angle quantization index modulation in gradient domain
A robust data hiding scheme that embeds the watermark bits by quantizing the gradient directions of an image is proposed. By embedding the watermark in the angle, the watermark be...
Ehsan Nezhadarya, Z. Jane Wang, Rabab K. Ward