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Modeling Gamma-Ray Burst Spectra with Convolutional Neural Networks: Fast-cooling Synchrotron Emission in a Decaying Magnetic Field

  • Authors: Jia-Ming Chen, Ke-Rui Zhu, Shan Chang, Zhao-Yang Peng, Yong-Gang Zheng, Li Zhang

Jia-Ming Chen et al 2026 The Astrophysical Journal 1005 .

  • Provider: AAS Journals

Caption: Figure 3.

Training and validation ℓ1 loss as a function of the epoch for the CNN spectral emulator. Both curves decrease rapidly during the initial epochs and then gradually converge, indicating stable optimization and good generalization with no evidence for overfitting.

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