Dictionary Learning

Hypercomplex algebras for dictionary learning

This paper presents an application of hypercomplex algebras combined with dictionary learning for sparse representation of multichannel images. Two main representatives of hypercomplex algebras, Clifford algebras and algebras generated by the …

Analysis of coupled dictionary learning for super-resolving video of mixed resolution

Dictionary learning techniques for painter style identification: case study on the Ghent Altarpiece

Recent studies have demonstrated the potential of dictionary learning for painter style analysis. The main idea behind these approaches is to train a dictionary of image atoms on a set of drawings/paintings of the same artist and to test how well …