Dr. Jason D. McEwen Profile

Dr. Jason D. McEwen

at Univ College London

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Author

Publications (5)

Proceedings Article | 26 September 2013 Paper

On the computation of directional scale-discretized wavelet transforms on the sphere

Jason McEwen, Pierre Vandergheynst, Yves Wiaux

Proceedings Volume 8858, 88580I (2013) https://doi.org/10.1117/12.2022889

KEYWORDS: Wavelets, Optical spheres, Wavelet transforms, Algorithm development, Algorithms, Spherical lenses, Optimization (mathematics), Convolution, Radiology, Signal processing

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Proceedings Article | 26 September 2013 Paper

Flaglets for studying the large-scale structure of the Universe

Boris Leistedt, Hiranya Peiris, Jason McEwen

Proceedings Volume 8858, 88580J (2013) https://doi.org/10.1117/12.2022869

KEYWORDS: Galactic astronomy, Spherical lenses, Wavelets, Optical spheres, Convolution, Wavelet transforms, Bessel functions, Data modeling, Physics, Signal analyzers

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Proceedings Article | 26 September 2013 Paper

Classification and construction of closed-form kernels for signal representation on the 2-sphere

Rodney Kennedy, Parastoo Sadeghi, Zubair Khalid, Jason McEwen

Proceedings Volume 8858, 88580M (2013) https://doi.org/10.1117/12.2026126

KEYWORDS: Spherical lenses, Optical spheres, Wavelets, Computing systems, Space operations, Signal processing, Physics, Astronomy, Signal analyzers, Current controlled current source

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Proceedings Article | 27 September 2011 Paper

Sampling theorems and compressive sensing on the sphere

Jason McEwen, Gilles Puy, Jean-Philippe Thiran, Pierre Vandergheynst, Dimitri Van De Ville, Yves Wiaux

Proceedings Volume 8138, 81381F (2011) https://doi.org/10.1117/12.893481

KEYWORDS: Optical spheres, Medium wave, Spherical lenses, Compressed sensing, Algorithms, Detection theory, Transform theory, Algorithm development, Fourier transforms, Data modeling

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Proceedings Article | 20 September 2007 Paper

Detecting dark energy with wavelets on the sphere

Jason McEwen

Proceedings Volume 6701, 670115 (2007) https://doi.org/10.1117/12.734282

KEYWORDS: Wavelets, Optical spheres, Spherical lenses, Photons, Statistical analysis, Anisotropy, Galactic astronomy, Microwave radiation, Monte Carlo methods, Wavelet transforms

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