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Planet spectrum model using JAX

We are using JAX (google) to develop a spectral model of a planet that can be automatically differentiated. Visit the github website. We can apply an HMC-NUTS to this model!

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References

Autodifferentiable Spectrum Model for High-Dispersion Characterization of Exoplanets and Brown Dwarfs

Hajime Kawahara, Yui Kawashima, Kento Masuda, Ian J. M. Crossfield, Erwan Pannier, Dirk van den Bekerom arXiv:2105.14782, ApJS 258 31 (2022)