Archetypal analysis for audio dictionary learning

Abstract

This paper proposes dictionary learning with archetypes for audio processing. Archetypes refer to so-called pure types, which are a combination of a few data points and which can be combined to obtain a data point. The concept has been found useful in various problems, but it has not yet been applied for audio analysis. The algorithm performs archetypal… (More)
DOI: 10.1109/WASPAA.2015.7336903

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