152 search results - page 20 / 31 » Dimensionality Reduction in a P2P System |
GLOBECOM
2008
IEEE
15 years 6 months ago
2008
IEEE
—MIMO-OFDM wireless systems require adaptive modulation and coding based on channel state information (CSI) to maximize throughput in changing wireless channels. Traditional adap...
ISDA
2009
IEEE
15 years 6 months ago
2009
IEEE
For supervised learning, feature selection algorithms attempt to maximise a given function of predictive accuracy. This function usually considers the ability of feature vectors t...
DSP
2010
14 years 11 months ago
2010
Automatic acoustic-based vehicle detection is a common task in security and surveillance systems. Usually, a recording device is placed in a designated area and a hardware/softwar...
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INTERSPEECH
2010
14 years 6 months ago
2010
This paper investigates the combination of different neural network topologies for probabilistic feature extraction. On one hand, a five-layer neural network used in bottle neck f...
ICASSP
2011
IEEE
14 years 3 months ago
2011
IEEE
In this paper, we describe recent progress in i-vector based speaker verification. The use of universal background models (UBM) with full-covariance matrices is suggested and tho...