Jiaming Xia

Bio

The main research focus is on discrete models in statistical mechanics. Invited to give talks at multiple international academic conferences. Recipient of the 2024 ICCM Best Paper Award, jointly with Jian Ding. Previous papers are published in international journals including Inventiones Mathematicae, Communications in Mathematical Physics, and etc. Awarded the NSFC Excellent Young Scientists Fund (Overseas).

Education Experience

• 2017-2022 Ph.D. Candidate Department of Mathematics University of Pennsylvania
• 2013–2017 Bachelor of Science in Honors Mathematics, New York University Shanghai, Shanghai, China

Work Experience

• 2022.9-2025.8 IHES (Institut des Hautes Etudes Scientifiques) Postdoc

Honors and Awards

• Best Paper Award, jointly with Prof. Jian Ding, International Congress of Chinese Mathematicians 2023

Publications

1. Jian Ding and J. Xia. “Exponential decay of correlations in the two-dimensional random field Ising model”. Inventiones mathematicae 224.3 (2021), pp. 999–1045.
2. Hong-Bin Chen and J. Xia. Conformal invariance of random currents: a stability result. Accepted by Annales de l’Institut Henri Poincaré (2025).
3. Hong-Bin Chen and J. Xia. “Free Energy of Multi-Layer Generalized Linear Models”. Communications in Mathematical Physics 400.3 (2023), pp. 1861–1913.
4. Hongbin Chen, Jean-Christophe Mourrat, and J. Xia. “Statistical inference of finite-rank tensors”. Annales Henri Lebesgue 5 (2022), pp. 1161–1189.
5. Hong-Bin Chen and J. Xia. “Free Energy of Multi-Layer Generalized Linear Models”. Communications in Mathematical Physics 400.3 (2023), pp. 1861–1913.
6. Hong-Bin Chen and J. Xia. “Hamilton–Jacobi equations for inference of matrix tensor products”. Annales de l’Institut Henri Poincaré-Probabilités et Statistiques 58.2 (2022), pp. 755–793.
7. Hong-Bin Chen and J. Xia. “Hamilton–Jacobi equations from mean-field spin glasses”. Probability Theory and Related Fields (May 2025), pp. 1–71.