Dissecting stellar populations with manifold learning - I. Validation of the method on a synthetic Milky Way-like galaxy

Open Access

Fig. 9

Trustworthiness score, T, as a function of the number of nearest neighbors, k, for the UMAP embeddings obtained from samples A, B, C, and D. Circles represent the first run embeddings, plus signs the second run MC1 embeddings and crosses the second run MC2 embeddings. All values satisfy T(k) > 0.90.

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