A Z-estimation System

I aim to make the development of non-black-box statistical models and the underlying asymptotic analysis transparent and accessible. For this purpose, I built a system based on Z-estimation.

Hu, J
“A Z-estimation system for two-phase sampling with applications to additive hazards models and epidemiologic studies”
the University of Washington ResearchWorks Archive PhD Diss. Chapters 1 & 2. (2014)

Breslow, N, Hu, J , Wellner, Jon.
Z-estimation and Stratified Samples: Application to Survival Models”
Lifetime Data Analysis, 21, 493-516 (2015)

A software for everyone to build their own models like a Lego game

Hu, J
System and Method for Modular Design of Statistical Models
(U. S. Application Serial No. 18/051,403)

Bridge statistical and mechanistic models

Hu, J & Carrion, C. (2022)
Using Causal Learning Algorithms to Assist in Agricultural Management Decisions
(U.S. Patent No. #11,406,053)

Hu, J, Casquilho, C., Chen, M.
Combining Measurements and Models for Nitrogen Management *
The Climate Corporation, 2018

Hu, J.
Adjust Measurement-based Nitrogen Management Decisions using Biogeochemical Process Models *
The Climate Corporation, 2018

* Internal Peer-Reviewed Technical Reports @ The Climate Corporation, A subsidary of Bayer Crop Science