8 Image Denoising with Nonlocal Spectral Graph Wavelets - Image Processing and Analysis with Graphs [Book]

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Image Denoising with Nonlocal Spectral Graph Wavelets

David K. Hammond

NeuroInformatics CenterUniversity of OregonEugene, OR, USA

Email: hammond@uoregon.edu

Laurent Jacques

ICTEAM Institute, ELEN DepartmentUniversité catholique de LouvainLouvain-la-Neuve, Belgium

Email: laurent.jacques@uclouvain.be

Pierre Vandergheynst

Institute of Electrical EngineeringEcole Polytechnique Féderale de LausanneLausanne, Switzerland

Email: pierre.vandergheynst@epfl.ch

CONTENTS

8.1 Introduction

8.1.1 Related Work

8.2 Spectral Graph Wavelet Transform

8.2.1 Fast SGWT via Chebyshev Polynomial Approximation

8.2.2 SGWT Inverse

8.2.3 SGWT Design Details

8.3 Nonlocal Image Graph

8.3.1 Acceleration of Computation with Weeds

8.4 Hybrid Local/Nonlocal ...

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