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Independent component analysis: An introduction [PDF]

open access: yesApplied Computing and Informatics, 2021
Independent component analysis (ICA) is a widely-used blind source separation technique. ICA has been applied to many applications. ICA is usually utilized as a black box, without understanding its internal details.
Alaa Tharwat
doaj   +2 more sources

Kernel independent component analysis [PDF]

open access: yes2003 IEEE International Conference on Acoustics, Speech, and Signal Processing, 2003. Proceedings. (ICASSP '03)., 2004
Summary: We present a class of algorithms for independent component analysis (ICA) which use contrast functions based on canonical correlations in a reproducing kernel Hilbert space. On the one hand, we show that our contrast functions are related to mutual information and have desirable mathematical properties as measures of statistical dependence. On
Francis R. Bach, Michael I. Jordan
openaire   +3 more sources

Nonlinear independent component analysis for principled disentanglement in unsupervised deep learning. [PDF]

open access: yesPatterns (N Y), 2023
Summary A central problem in unsupervised deep learning is how to find useful representations of high-dimensional data, sometimes called “disentanglement.” Most approaches are heuristic and lack a proper theoretical foundation.
Hyvärinen A, Khemakhem I, Morioka H.
europepmc   +3 more sources

Independent Component Analysis with Functional Neuroscience Data Analysis [PDF]

open access: yesJournal of Biomedical Physics and Engineering, 2023
Background: Independent Component Analysis (ICA) is the most common and standard technique used in functional neuroscience data analysis. Objective: In this study, two of the significant functional brain techniques are introduced as a model for ...
Hadeel K Aljobouri
doaj   +2 more sources

Independent component analysis algorithms for non-invasive fetal electrocardiography. [PDF]

open access: yesPLoS ONE, 2023
The independent component analysis (ICA) based methods are among the most prevalent techniques used for non-invasive fetal electrocardiogram (NI-fECG) processing. Often, these methods are combined with other methods, such adaptive algorithms.
Rene Jaros   +5 more
doaj   +3 more sources

Independent component analysis in spiking neurons. [PDF]

open access: yesPLoS Computational Biology, 2010
Although models based on independent component analysis (ICA) have been successful in explaining various properties of sensory coding in the cortex, it remains unclear how networks of spiking neurons using realistic plasticity rules can realize such ...
Cristina Savin   +2 more
doaj   +5 more sources

robustica: customizable robust independent component analysis [PDF]

open access: yesBMC Bioinformatics, 2022
Background Independent Component Analysis (ICA) allows the dissection of omic datasets into modules that help to interpret global molecular signatures.
Miquel Anglada-Girotto   +3 more
doaj   +2 more sources

Independent nonlinear component analysis [PDF]

open access: yesJournal of the American Statistical Association, 2019
The idea of summarizing the information contained in a large number of variables by a small number of "factors" or "principal components" has been broadly adopted in economics and statistics. This paper introduces a generalization of the widely used principal component analysis (PCA) to nonlinear settings, thus providing a new tool for dimension ...
Gunsilius, Florian   +1 more
openaire   +3 more sources

Applying dimension reduction to EEG data by Principal Component Analysis reduces the quality of its subsequent Independent Component decomposition

open access: yesNeuroImage, 2018
&NA; Independent Component Analysis (ICA) has proven to be an effective data driven method for analyzing EEG data, separating signals from temporally and functionally independent brain and non‐brain source processes and thereby increasing their ...
Arnaud Delorme   +2 more
exaly   +2 more sources

Independent component analysis: algorithms and applications

open access: yesNeural Networks, 2000
Aapo Johannes Hyvarinen, Erkki Oja
exaly   +2 more sources

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