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Conformal fields from neural networks

delete2025-10-03
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OA
AI
J
James Halverson
J
Joydeep Naskar *
J
Jiahua Tian
DOI:10.1007/JHEP10(2025)039delete
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摘要

摘要

En 中文
我们使用嵌入形式主义在D维中构造共形场,通过将齐次神经网络在(D+2)维中的洛伦兹不变集合限制到射影零锥上。共形关联函数可以通过神经网络的参数空间描述进行计算。在若干示例中计算了精确的四点关联函数,并进行了4维共形块分解以阐明谱。在一个非幺正示例中,分解结果与OPE系数对于自关联函数精确匹配,但对于混合关联函数则不匹配。在其他示例中,分析得益于近期关于费曼积分的方法。使用神经网络的无限宽度高斯过程极限构造了广义自由共形场,从而实现了自由玻色子。对深度网络的扩展在每一后续层中构造共形场,其共形维度和四点函数通过递推关系相互关联。讨论了数值方法。

期刊

Journal of High Energy Physics 封面图
Journal of High Energy Physics
IF:
5.5
论文数:
4.0W
被引数:
13.7W

机构

D
Department of Physics
学者数:
5.9K
论文数: 2.1K
被引数: 37
S
School of Physics and Electronic Science
学者数:
73
论文数: 33
被引数: 1
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