Search Results for author: Ting-Yun Cheng

Found 2 papers, 0 papers with code

Beyond the Hubble Sequence -- Exploring Galaxy Morphology with Unsupervised Machine Learning

no code implementations24 Sep 2020 Ting-Yun Cheng, Marc Huertas-Company, Christopher J. Conselice, Alfonso Aragón-Salamanca, Brant E. Robertson, Nesar Ramachandra

Based on this, the main result in this work is how well our unsupervised method matches visual classifications and physical properties, as well as providing an independent classification that is more physically meaningful than any visually based ones.

Astrophysics of Galaxies

Identifying Strong Lenses with Unsupervised Machine Learning using Convolutional Autoencoder

no code implementations11 Nov 2019 Ting-Yun Cheng, Nan Li, Christopher J. Conselice, Alfonso Aragón-Salamanca, Simon Dye, Robert B. Metcalf

Our method successfully picks up $\sim$63\ percent of lensing images from all lenses in the training set.

Instrumentation and Methods for Astrophysics Cosmology and Nongalactic Astrophysics Astrophysics of Galaxies

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