Optimization lies in the core of learning problems and of the performance ehencement of AI models. This vast research area is about model selection, cost functions, error functions, selection criteria and optimization methods.
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Laurence Denneulin • A. Guilbert-Lepoutre • M. Langlois • S. Thé and Eric Thiébaut • B. J. Holler • P. Ferruit. "An improved spectral extraction method for JWST/NIRSpec fixed slit observations". Astronomy & Astrophysics. 2023. https://doi.org/10.1051/0004-6361/202346998.