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ICASSP
2008
IEEE
16 years 2 months ago
Multi-source DOA estimation in a reverberant room
In a reverberant scenario, phase transformed weighted algorithms are more robust than Maximum Likelihood (ML) because of the insufficiency of the data model to incorporate reverb...
Andreas M. Ali, Ralph E. Hudson, Kung Yao
ICASSP
2008
IEEE
16 years 2 months ago
Low-complexity receivers for multiuser detection with an unknown number of active users
In multiuser detection, the set of users active at any time may be unknown to the receiver. A two-step detection procedure, in which multiuser detection is preceded by active-user...
Daniele Angelosante, Ezio Biglieri
ICASSP
2008
IEEE
16 years 2 months ago
Camera and microphone array for 3D audiovisual face data collection
This paper proposes a novel camera/microphone array system capable of capturing dynamic facial expression video with synchronized speech and reconstructing realistic 3D face model...
Yuxiao Hu, Hao Tang, Thomas S. Huang
ICASSP
2008
IEEE
16 years 2 months ago
Throughput analysis of wireless mesh networks
Wireless mesh networks are rapidly deployable for many applications. The throughput of such a network depends on the schemes used for medium access control. In this paper, we pres...
Yuan Yu, Yi Huang, Bin Zhao, Yingbo Hua
ICASSP
2008
IEEE
16 years 2 months ago
Multimodal information fusion using the iterative decoding algorithm and its application to audio-visual speech recognition
The fusion of information from heterogenous sensors is crucial to the effectiveness of a multimodal system. Noise affect the sensors of different modalities independently. A good ...
Shankar T. Shivappa, Bhaskar D. Rao, Mohan M. Triv...