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ICASSP
2009
IEEE
14 years 2 months ago
GridNews: A distributed automatic Greek broadcast transcription system
In this paper, a distributed system storing and retrieving Broadcast News data recorded from the Greek television is presented. These multimodal data are processed in a grid compu...
Dimitrios Dimitriadis, A. Metallinou, Ioannis Kons...
ICASSP
2009
IEEE
14 years 2 months ago
Perceptual quality based packet dropping for generalized video GOP structures
Our work builds a general visibility model of video packets which is applicable to various types of GOP (Group of Pictures). The data used for analysis and building the model come...
Ting-Lan Lin, Yuan Zhi, Sandeep Kanumuri, Pamela C...
ICASSP
2009
IEEE
14 years 2 months ago
Performance bounds of MIMO receivers in the presence of radio frequency interference
—Multi-input multi-output (MIMO) receivers have generally been designed and their communication performance analyzed under the assumption of additive Gaussian noise. Wireless tra...
Aditya Chopra, Kapil Gulati, Brian L. Evans, Keith...
ICASSP
2009
IEEE
14 years 2 months ago
DOA estimation of quasi-stationary signals via Khatri-Rao subspace
This paper addresses the problem of direction-of-arrival (DOA) estimation of quasi-stationary signals, which finds applications in array processing of speech and audio. By studyi...
Wing-Kin Ma, Tsung-Han Hsieh, Chong-Yung Chi
ICASSP
2009
IEEE
13 years 11 months ago
Multidimensional signal reconstruction from multichannel acquisition
We provide an analysis of the algorithms necessary for the optimal use of multidimensional signal reconstruction from multichannel acquisition. Firstly, we provide computable cond...
Ka Lung Law, Robert M. Fossum, Minh N. Do