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- W2347390952 abstract "Given the contrast function of independent component analysis(ICA),the authors focus our research on how to optimize it with batch method.In this paper,the authors show how a quasi Expectation-Maximization(QEM) learning rule is transformed into iterations.The convergence of the algorithm can be proven using auxiliary function analogous to that used for proving convergence of the EM algorithm.The algorithm can also be interpreted as diagonally rescaled gradient descent.The authors demonstrate the operation of the QEM-ICA algorithm on the signal separation problem,which shows that our algorithm is more robust than Past-ICA algorithm." @default.
- W2347390952 created "2016-06-24" @default.
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- W2347390952 date "2008-01-01" @default.
- W2347390952 modified "2023-09-23" @default.
- W2347390952 title "A quasi expectation-maximization algorithm for independent component analysis" @default.
- W2347390952 hasPublicationYear "2008" @default.
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