Search Results for author: Andy D. Goulding

Found 2 papers, 2 papers with code

Illuminating Low-Surface-Brightness Galaxies with the Hyper Suprime-Cam Survey

2 code implementations13 Sep 2017 Johnny P. Greco, Jenny E. Greene, Michael A. Strauss, Lauren A. MacArthur, Xzavier Flowers, Andy D. Goulding, Song Huang, Ji Hoon Kim, Yutaka Komiyama, Alexie Leauthaud, Lukas Leisman, Robert H. Lupton, Cristóbal Sifón, Shiang-Yu Wang

We define LSBGs to have mean surface brightnesses $\bar{\mu}_\mathrm{eff}(g)>24. 3$ mag arcsec$^{-2}$, which allows nucleated galaxies into our sample.

Astrophysics of Galaxies

Filling the gaps: Gaussian mixture models from noisy, truncated or incomplete samples

1 code implementation17 Nov 2016 Peter Melchior, Andy D. Goulding

We extend the common mixtures-of-Gaussians density estimation approach to account for a known sample incompleteness by simultaneous imputation from the current model.

Instrumentation and Methods for Astrophysics High Energy Astrophysical Phenomena Data Analysis, Statistics and Probability Methodology

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