TZStats aiX Lab | Tian Zheng, Columbia Stats
TZStats aiX Lab | Tian Zheng, Columbia Stats
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Machine Learning
Target-Aware Linear Regression Under Distribution Shift
Distribution shift between training and deployment is a pervasive challenge for modern AI systems. In many cases, the target marginals …
Zhewen Hou
,
Tian Zheng
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Code
DOI
arXiv
GitHub (TZstats-Columbia)
Crowdsourcing the frontier: Advancing hybrid physics-ML climate simulation via a $50,000 Kaggle competition
Jerry Lin
,
Zeyuan Hu
,
Tom Beucler
,
Katherine Frields
,
Hannah Christensen
,
Walter Hannah
,
Helge Heuer
,
Peter Ukkonen
,
Laura a Mansfield
,
Tian Zheng
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DOI
Journal
Structured exploration of machine learning model complexity for spatio-temporal forecasting of urban flooding
Candace M. Agonafir
,
Tian Zheng
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DOI
Journal
SSRN preprint
Power Ensemble Aggregation for Improved Extreme Event AI Prediction
This paper addresses the critical challenge of improving predictions of climate extreme events, specifically heat waves, using machine …
Julien Collard
,
Pierre Gentine
,
Tian Zheng
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DOI
arXiv
Probabilistic data assimilation for ensemble distribution projections with generative machine learning: A Lorenz '96 proof-of-concept
Shawn Li
,
Tian Zheng
,
Alban Farchi
,
Marc Bocquet
,
Pierre Gentine
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DOI
Journal
ESSOAr preprint
ClimSim-Online: A Large Multi-Scale Dataset and Framework for Hybrid Physics-ML Climate Emulation
Sungduk Yu
,
Zeyuan Hu
,
Akshay Subramaniam
,
Others
,
Tian Zheng
,
More Others
,
Michael Pritchard
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Code
Journal
arXiv
Machine-assisted physical closure for coarse suspended sediments in vegetated turbulent channel flows
The parameterization of suspended sediments in vegetated flows presents a significant challenge, yet it is crucial across various …
Shawn Li
,
Yongquan Qu
,
Tian Zheng
,
Pierre Gentine
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DOI
Journal
Spatiotemporal upscaling of sparse air-sea pCO2 data via physics-informed transfer learning
Siyeon Kim
,
Juan Nathaniel
,
Zhewen Hou
,
Tian Zheng
,
Pierre Gentine
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DOI
Journal
Toward a Taxonomy of Trust for Probabilistic Machine Learning
Probabilistic machine learning increasingly informs critical decisions in medicine, economics, politics, and beyond. We need evidence …
Tamara Broderick
,
Andrew Gelman
,
Rachael Meager
,
Anna Smith
,
Tian Zheng
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DOI
Journal
arXiv
Next Waves in Veridical Network Embedding
Embedding nodes of a large network into a metric (e.g., Euclidean) space has become an area of active research in statistical machine …
Owen Ward
,
Zhen Huang
,
Andrew Davison
,
Tian Zheng
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DOI
arxiv
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