Bayesian inference for nonnegative matrix factorisation models
AT Cemgil - Computational intelligence and neuroscience, 2009 - Wiley Online Library
We describe nonnegative matrix factorisation (NMF) with a Kullback‐Leibler (KL) error
measure in a statistical framework, with a hierarchical generative model consisting of an …
measure in a statistical framework, with a hierarchical generative model consisting of an …
Kernel additive models for source separation
Source separation consists of separating a signal into additive components. It is a topic of
considerable interest with many applications that has gathered much attention recently …
considerable interest with many applications that has gathered much attention recently …
Generalized Wiener filtering with fractional power spectrograms
In the recent years, many studies have focused on the single-sensor separation of
independent waveforms using so-called soft-masking strategies, where the short term …
independent waveforms using so-called soft-masking strategies, where the short term …
Gaussian processes for underdetermined source separation
Gaussian process (GP) models are very popular for machine learning and regression and
they are widely used to account for spatial or temporal relationships between multivariate …
they are widely used to account for spatial or temporal relationships between multivariate …
Cauchy nonnegative matrix factorization
A Liutkus, D Fitzgerald… - 2015 IEEE Workshop on …, 2015 - ieeexplore.ieee.org
Nonnegative matrix factorization (NMF) is an effective and popular low-rank model for
nonnegative data. It enjoys a rich background, both from an optimization and probabilistic …
nonnegative data. It enjoys a rich background, both from an optimization and probabilistic …
Informed source separation through spectrogram coding and data embedding
We address the issue of underdetermined source separation in a particular informed
configuration where both the sources and the mixtures are known during a so-called …
configuration where both the sources and the mixtures are known during a so-called …
Adaptive filtering for music/voice separation exploiting the repeating musical structure
The separation of the lead vocals from the background accompaniment in audio recordings
is a challenging task. Recently, an efficient method called REPET (REpeating Pattern …
is a challenging task. Recently, an efficient method called REPET (REpeating Pattern …
Scalable audio separation with light kernel additive modelling
Recently, Kernel Additive Modelling (KAM) was proposed as a unified framework to achieve
multichannel audio source separation. Its main feature is to use kernel models for locally …
multichannel audio source separation. Its main feature is to use kernel models for locally …
Time-frequency analysis as probabilistic inference
This paper proposes a new view of time-frequency analysis framed in terms of probabilistic
inference. Natural signals are assumed to be formed by the superposition of distinct time …
inference. Natural signals are assumed to be formed by the superposition of distinct time …
Probabilistic model for main melody extraction using constant-Q transform
Dimension reduction techniques such as Nonnegative Tensor Factorization are now
classical for both source separation and estimation of multiple fundamental frequencies in …
classical for both source separation and estimation of multiple fundamental frequencies in …