Author

Didong Li

h-index 3 View on Semantic Scholar

We have 2 of 11 papers

We haven’t gathered this author’s papers yet. Follow them and we’ll fetch their work.

Not the right person? Other researchers publish under this name.

#machine learning Preprint Oct 2026

Sharp Asymptotic Theory of Maximum Likelihood Estimation for Gaussian Processes with an RBF Kernel

Gaussian processes (GPs) are widely used across machine learning, spatial statistics, time-series analysis, optimization, Bayesian statistics, and scientific applications. A central component of a GP model is its kernel, which is typically specified through a parametric family. Among the most widely used choices is the...

Ameer Qaqish, Di-Dong Li · 0 citations

Preprint Jul 2026

The Fidelity and Feedback Traps: The Case for Health Digital Twins as Modular Evolving Causal Systems

It is argued that health digital twins should be conceived as causally valid, modular, and evolving systems, and concluded that the standard for a health twin should be how well it supports decisions in the world it helps create, not how faithfully it reproduces the world it observes.

Nikki L. B. Freeman, Yating Zou, Kyungbok Lee et al. · 0 citations