Rotation-invariant convolutional neural networks for galaxy morphology prediction

S Dieleman, KW Willett, J Dambre - Monthly notices of the royal …, 2015 - academic.oup.com
Measuring the morphological parameters of galaxies is a key requirement for studying their
formation and evolution. Surveys such as the Sloan Digital Sky Survey have resulted in the …

Optimizing automatic morphological classification of galaxies with machine learning and deep learning using Dark Energy Survey imaging

TY Cheng, CJ Conselice… - Monthly Notices of …, 2020 - academic.oup.com
There are several supervised machine learning methods used for the application of
automated morphological classification of galaxies; however, there has not yet been a clear …

Galaxy morphological classification catalogue of the Dark Energy Survey Year 3 data with convolutional neural networks

TY Cheng, CJ Conselice… - Monthly Notices of …, 2021 - academic.oup.com
We present in this paper one of the largest galaxy morphological classification catalogues to
date, including over 20 million galaxies, using the Dark Energy Survey (DES) Year 3 data …

A linear optimal transportation framework for quantifying and visualizing variations in sets of images

W Wang, D Slepčev, S Basu, JA Ozolek… - International journal of …, 2013 - Springer
Transportation-based metrics for comparing images have long been applied to analyze
images, especially where one can interpret the pixel intensities (or derived quantities) as a …

Classification of large acoustic datasets using machine learning and crowdsourcing: Application to whale calls

L Shamir, C Yerby, R Simpson… - The Journal of the …, 2014 - pubs.aip.org
Vocal communication is a primary communication method of killer and pilot whales, and is
used for transmitting a broad range of messages and information for short and long distance …

An information theoretic framework for classifying exoplanetary system architectures

GJ Gilbert, DC Fabrycky - The Astronomical Journal, 2020 - iopscience.iop.org
We propose several descriptive measures to characterize the arrangements of planetary
masses, periods, and mutual inclinations within exoplanetary systems. These measures are …

Computational scientific discovery

PD Sozou, PCR Lane, M Addis, F Gobet - Springer handbook of model …, 2017 - Springer
Computational scientific discovery is becoming increasingly important in many areas of
science. This chapter reviews the application of computational methods in the formulation of …

A galaxy classification grid that better recognizes early-type galaxy morphology

AW Graham - Monthly Notices of the Royal Astronomical Society, 2019 - academic.oup.com
ABSTRACT A modified galaxy classification scheme for local galaxies is presented. It builds
upon the Aitken–Jeans nebula sequence, by expanding the Jeans–Hubble tuning fork …

Systematic biases when using deep neural networks for annotating large catalogs of astronomical images

S Dhar, L Shamir - Astronomy and Computing, 2022 - Elsevier
Deep convolutional neural networks (DCNNs) have become the most common solution for
automatic image annotation due to their non-parametric nature, good performance, and their …

Data augmentation based morphological classification of galaxies using deep convolutional neural network

A Mittal, A Soorya, P Nagrath, DJ Hemanth - Earth Science Informatics, 2020 - Springer
From the early stages of Astronomy, the classification of galaxies has been a conundrum
that has left astrophysicists in a situation of quandary. Although, previous methods did a …