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Yanfei Zhou

4 accepted papers

2024

Conformal Classification with Equalized Coverage for Adaptively Selected Groups

NeurIPS 2024poster

This paper introduces a conformal inference method to evaluate uncertainty in classification by generating prediction sets with valid coverage conditional on adaptively chosen features. These features are carefully selected to reflect potential model limitations or biases. This can be useful to find…

2024

Conformalized Adaptive Forecasting of Heterogeneous Trajectories

ICML 2024poster

This paper presents a new conformal method for generating *simultaneous* forecasting bands guaranteed to cover the *entire path* of a new random trajectory with sufficiently high probability. Prompted by the need for dependable uncertainty estimates in motion planning applications where the behavior…

2023

Conformal Inference is (almost) Free for Neural Networks Trained with Early Stopping

ICML 2023poster

Early stopping based on hold-out data is a popular regularization technique designed to mitigate overfitting and increase the predictive accuracy of neural networks. Models trained with early stopping often provide relatively accurate predictions, but they generally still lack precise statistical gu…

2022

Training Uncertainty-Aware Classifiers with Conformalized Deep Learning

NeurIPS 2022accept

Deep neural networks are powerful tools to detect hidden patterns in data and leverage them to make predictions, but they are not designed to understand uncertainty and estimate reliable probabilities. In particular, they tend to be overconfident. We begin to address this problem in the context of m…