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Automated Methods for Abundance Determination

Year: 2025
Type: preprint
Abstract: As the multiplexing power of spectroscopic instruments increases, so does the need for automated analysis. In practice, the bottleneck for speed is the calculation of model spectra to evaluate the likelihood of candidate parameters. This presentation gives an overview of the steps required for automating spectroscopic analyses, focusing on the speedups achievable by precomputing regular grids of synthetic spectra for on-the-fly interpolation, and a new technique based on precomputed irregular grids capable of tackling problems with much higher dimensionality, as in the case when we are interested in deriving the abundances of multiple elements. Accuracy, ease of use and portability will be discussed.
Language: English
Open Access status: green
OpenAlex ID: W6979284807
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