Laplacian matrix learning for smooth graph signal representation

The construction of a meaningful graph plays a crucial role in the emerging field of signal processing on graphs. In this paper, we address the problem of learning graph Laplacians, which is similar to learning graph topologies, such that the input data form graph signals with smooth variations on t...

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Bibliographic Details
Main Authors: Dong, X, Thanou, D, Frossard, P, Vandergheynst, P
Format: Conference item
Language:English
Published: IEEE 2015