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Kinematic modelling tools in preparation for WALLABY.

Primary LanguagePythonMIT LicenseMIT

Kinematic modelling directly from interferometric data cubes in preparation for WALLABY and SKA observations.

In the upcoming decades large facilities, such as the SKA, will provide resolved observations of the kinematics of millions of galaxies. In order to assist in the timely exploitation of these vast datasets we explore the use of a self-supervised, physics aware neural network capable of Bayesian kinematic modelling of galaxies. The model is able to recover rotation curves, inclinations and disc scale lengths for both CO and HI data which match well with those found in the literature. The model is also able to provide modelling errors over learned parameters thanks to the application of quasi-Bayesian Monte-Carlo dropout. For further information see: arXiv:2102.05520.