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Machine Learning–based Separation of the He I 10830 Å Chromospheric Signal: Quantitative Analysis of Chromosphere–Corona Intensity in the Quiet Sun

Authors: Huaiming Li, Fangyu Xu, Yi Bi, Zhenyu Jin

Huaiming Li et al 2026 The Astrophysical Journal Supplement Series 284 .

Provider: AAS Journals

Caption: Figure 2.

Training data for Model A from NVST observations. From left to right: 2024 November 25, 2024 November 30, 2025 January 13, 2025 April 25, and 2025 May 12. The first row shows TiO images, and the second row shows 10829 Å images representing the photospheric component of He I 10830 Å.

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