Online Dictionary Learning for Approximate Archetypal Analysis

ECCV, pp. 501-516, 2018.

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Abstract:

Archetypal analysis is an unsupervised learning approach which represents data by convex combinations of a set of archetypes. The archetypes generally correspond to the extremal points in the dataset and are learned by requiring them to be convex combinations of the training data. In spite of its nice property of interpretability, the met...More

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