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Feb, 2024
PASCL:基于扰动增强的监督对比学习用于粒子衰变重建
PASCL: Supervised Contrastive Learning with Perturbative Augmentation for Particle Decay Reconstruction
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Junjian Lu, Siwei Liu, Dmitrii Kobylianski, Etienne Dreyer, Eilam Gross...
TL;DR
通过引入基于图的深度学习模型,使用最低共同祖先矩阵(LCAG)对粒子衰变树结构进行编码,并结合扰动增强技术以及监督图对比学习算法来提高高能物理数据分析的衰变事件重建准确性。
Abstract
In
high-energy physics
, particles produced in collision events decay in a format of a
hierarchical tree structure
, where only the final decay products can be observed using detectors. However, the large combinato
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