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169
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ICASSP
2011
IEEE
14 years 8 months ago
2011
IEEE
While nonnegative matrix factorization (NMF) has successfully been applied for gain-robust multi-pitch detection, a method to track pitch values over time was not provided. We emb...
125
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ICASSP
2011
IEEE
14 years 8 months ago
2011
IEEE
We propose a new approach for automatic melody extraction from polyphonic audio, based on Probabilistic Latent Component Analysis (PLCA). An audio signal is first divided into vo...
156
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ICASSP
2011
IEEE
14 years 8 months ago
2011
IEEE
In this paper an algorithm based on the ensemble empirical mode decomposition (EEMD) is presented. The key idea on the EEMD relies on averaging the modes obtained by EMD applied t...
130
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ICASSP
2011
IEEE
14 years 8 months ago
2011
IEEE
In this paper we evaluate the effect of the emotional state of a speaker when text-independent speaker identification is performed. The spectral features used for speaker recogni...
110
Voted
ICASSP
2011
IEEE
14 years 8 months ago
2011
IEEE
In this paper, we present a lower-bound estimate for dynamic time warping (DTW) on time series consisting of multi-dimensional posterior probability vectors known as posteriorgram...