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A Graph-based Neural-network Surrogate Model for an Accelerating Semianalytical Model of Galaxy Formation and Evolution

  • Authors: Xuejie Li, Zhongxu Zhai, Xiaohu Yang, Andrew Benson, Yun Wang

Xuejie Li et al 2026 The Astrophysical Journal Supplement Series 286 .

  • Provider: AAS Journals

Caption: Figure 4.

Stellar-mass performance as a function of redshift. Solid curves with open markers show the reference GNN, while dashed curves with filled markers show independently trained single-snapshot MLPs at the same redshift. Blue circles denote the scatter, and orange squares denote R2.

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