collaborators

7 papers

stat.ME2026

Manifold Fitting: A Review of Methods and Applications

Zhigang Yao, Jiaji Su

With data growing in scale and complexity, traditional linear dimension reduction techniques are becoming inadequate in some settings. Manifold fitting offers an important alternat…

stat.AP2026

Routine Blood Biomarkers Reveal a Preclinical Continuum of Multiple Myeloma Risk

Bingjie Li, Jiadai Xu, Yiqing Sun +4

Multiple myeloma (MM) is preceded by a long preclinical phase spanning decades, yet scalable, non-specialist tools to identify individuals at elevated risk before end-organ damage…

math.ST2026

Estimation of Riemannian Quantities from Noisy Data via Density Derivatives

Junhao Chen, Ruowei Li, Zhigang Yao

We study the recovery of geometric structure from data generated by convolving the uniform measure on a smooth compact submanifold with ambient Gaussian nois…

stat.ME2026

Principal Decomposition with Nested Submanifolds

Jiaji Su, Zhigang Yao

Over the past decades, the increasing dimensionality of data has increased the need for effective data decomposition methods. Existing approaches, however, often rely on linear mod…

stat.AP2025

Beyond Missing Data: Questionnaire Uncertainty Responses as Early Digital Biomarkers of Cognitive Decline and Neurodegenerative Diseases

Yukun Lu, Bingjie Li, Zhigang Yao

Identifying preclinical biomarkers of neurodegenerative diseases remains a major challenge in aging research. In this study, we demonstrate that frequent "Don't know/can't remember…

math.AG2025

Distinguishing Calabi-Yau Topology using Machine Learning

Yang-Hui He, Zhi-Gang Yao, Shing-Tung Yau

While the earliest applications of AI methodologies to pure mathematics and theoretical physics began with the study of Hodge numbers of Calabi-Yau manifolds, the topology type of…