Two-stage LLM framework infers stellar parameters and ~20 elemental abundances from spectra, showing performance gains with increasing data volume.
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4 Pith papers cite this work, alongside 506 external citations. Polarity classification is still indexing.
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The Milky Way stellar halo is radially anisotropic inside ~35 kpc and becomes tangentially dominated farther out; after removing known accreted structures the profile stays radially biased at all radii.
Subaru PFS will obtain velocities and abundances for ~18k stars in six dwarfs, 30k in M31, and tens of thousands of outer-MW main-sequence stars to test dark-matter profiles and Local Group assembly.
The Milky Way retrograde halo contains debris from multiple accreted dwarf galaxies, shown by distinct metallicity distribution peaks that remain separate even when combined with orbital dynamics.
citing papers explorer
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Spectra as Language: Large Language Models for Scalable Stellar Parameter and Abundance Inference
Two-stage LLM framework infers stellar parameters and ~20 elemental abundances from spectra, showing performance gains with increasing data volume.
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Characterizing the velocity anisotropy of the Milky Way's stellar halo
The Milky Way stellar halo is radially anisotropic inside ~35 kpc and becomes tangentially dominated farther out; after removing known accreted structures the profile stays radially biased at all radii.
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Galactic Archaeology with the Subaru `\=Onohi`ula Prime Focus Spectrograph Strategic Program
Subaru PFS will obtain velocities and abundances for ~18k stars in six dwarfs, 30k in M31, and tens of thousands of outer-MW main-sequence stars to test dark-matter profiles and Local Group assembly.
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Substructures of the Milky Way's Retrograde Halo: Evidence for Multiple Accretion Events
The Milky Way retrograde halo contains debris from multiple accreted dwarf galaxies, shown by distinct metallicity distribution peaks that remain separate even when combined with orbital dynamics.