Search Results for author: A. M. M. Scaife

Found 2 papers, 2 papers with code

Gaussian Process Modelling for Improved Resolution in Faraday Depth Reconstruction

1 code implementation18 Jan 2021 S. W. Ndiritu, A. M. M. Scaife, D. L. Tabb, M. Carcamo, J. Hanson

In addition to providing non-parametric model estimates for missing values, we also demonstrate that Gaussian process modelling can be used for recovering rotation measure values directly from complex polarization data, and that inferring missing polarization data using this probabilistic method improves the resolution of reconstructed Faraday depth spectra.

Gaussian Processes Instrumentation and Methods for Astrophysics Astrophysics of Galaxies

Identifying galaxies, quasars and stars with machine learning: a new catalogue of classifications for 111 million SDSS sources without spectra

1 code implementation24 Sep 2019 A. O. Clarke, A. M. M. Scaife, R. Greenhalgh, V. Griguta

We use 2. 4\, million spectroscopically labelled sources from the SDSS catalogue to train an optimized random forest classifier using photometry from the Sloan Digital Sky Survey (SDSS) and Widefield Infrared Survey Explorer (WISE).

Astrophysics of Galaxies

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