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A Calibrated Bayesian Search for Potential Chemical Technosignatures in Polluted White Dwarfs

  • Authors: Bo-Lun Huang, 博伦 黄, Zhen-Zhao Tao, 振钊 陶, Tong-Jie Zhang, 同杰 张

Bo-Lun Huang et al 2026 The Astrophysical Journal 1006 .

  • Provider: AAS Journals

Caption: Figure 2.

Cross-validation support for the group-mixture natural reference. Predictive log-likelihood per observed dimension evaluated via fivefold stratified cross-validation. The group-mixture model consistently outperforms a single-Gaussian baseline across folds.

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