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In this paper, we present a novel approach for conformal prediction (CP), in which we aim to identify a set of promising prediction candidates -- in place of a single prediction. This set is guaranteed to contain a correct answer with high…

机器学习 · 计算机科学 2021-02-03 Adam Fisch , Tal Schuster , Tommi Jaakkola , Regina Barzilay

Text offers intuitive access to information. This can, in particular, complement the density of numerical time series, thereby allowing improved interactions with time series models to enhance accessibility and decision-making. While the…

Given that machine learning algorithms are increasingly being deployed to aid in high stakes decision-making, uncertainty quantification methods that wrap around these black box models such as conformal prediction have received much…

机器学习 · 统计学 2026-02-09 Kayla E. Scharfstein , Arun Kumar Kuchibhotla

Effective medication management in Parkinson's Disease (PD) is challenging due to heterogeneous disease progression, variable patient response, and medication side effects. While AI models can forecast levodopa equivalent daily dose (LEDD)…

机器学习 · 计算机科学 2026-05-21 Ricardo Diaz-Rincon , Muxuan Liang , Adolfo Ramirez-Zamora , Benjamin Shickel

Post-training quantization (PTQ) reduces excessive hardware cost by quantizing full-precision models into lower bit representations on a tiny calibration set, without retraining. Despite the remarkable progress made through recent efforts,…

机器学习 · 计算机科学 2024-12-16 Junrui Xiao , Zhikai Li , Lianwei Yang , Yiduo Mei , Qingyi Gu

Time series data are integral to critical applications across domains such as finance, healthcare, transportation, and environmental science. While recent work has begun to explore multi-task time series question answering (QA), current…

The Diffusion models, widely used for image generation, face significant challenges related to their broad applicability due to prolonged inference times and high memory demands. Efficient Post-Training Quantization (PTQ) is crucial to…

计算机视觉与模式识别 · 计算机科学 2025-07-15 Yushi Huang , Ruihao Gong , Xianglong Liu , Jing Liu , Yuhang Li , Jiwen Lu , Dacheng Tao

We develop a method to generate prediction sets with a guaranteed coverage rate that is robust to corruptions in the training data, such as missing or noisy variables. Our approach builds on conformal prediction, a powerful framework to…

机器学习 · 计算机科学 2025-01-10 Shai Feldman , Yaniv Romano

Predictive models make mistakes. Hence, there is a need to quantify the uncertainty associated with their predictions. Conformal inference has emerged as a powerful tool to create statistically valid prediction regions around point…

机器学习 · 统计学 2024-02-14 Luben M. C. Cabezas , Mateus P. Otto , Rafael Izbicki , Rafael B. Stern

Time-series data augmentation mitigates the issue of insufficient training data for deep learning models. Yet, existing augmentation methods are mainly designed for classification, where class labels can be preserved even if augmentation…

机器学习 · 计算机科学 2023-03-28 Xiyuan Zhang , Ranak Roy Chowdhury , Jingbo Shang , Rajesh Gupta , Dezhi Hong

Personalized decision making requires the knowledge of potential outcomes under different treatments, and confidence intervals about the potential outcomes further enrich this decision-making process and improve its reliability in…

机器学习 · 计算机科学 2024-05-22 Zonghao Chen , Ruocheng Guo , Jean-François Ton , Yang Liu

We introduce Bellman Conformal Inference (BCI), a framework that wraps around any time series forecasting models and provides approximately calibrated prediction intervals. Unlike existing methods, BCI is able to leverage multi-step ahead…

机器学习 · 计算机科学 2024-02-12 Zitong Yang , Emmanuel Candès , Lihua Lei

Automated clinical risk prediction from electronic health records (EHRs) demands modeling both structured diagnostic codes and unstructured narrative notes. However, most prior approaches either handle these modalities separately or rely on…

计算与语言 · 计算机科学 2025-09-26 Xin Zhang , Qiyu Wei , Yingjie Zhu , Fanyi Wu , Sophia Ananiadou

Conformal prediction builds marginally valid prediction intervals that cover the unknown outcome of a randomly drawn test point with a prescribed probability. However, in practice, data-driven methods are often used to identify specific…

统计方法学 · 统计学 2025-04-21 Ying Jin , Zhimei Ren

Conformal Prediction (CP) is a distribution-free uncertainty estimation framework that constructs prediction sets guaranteed to contain the true answer with a user-specified probability. Intuitively, the size of the prediction set encodes a…

机器学习 · 计算机科学 2025-02-18 Alvaro H. C. Correia , Fabio Valerio Massoli , Christos Louizos , Arash Behboodi

Quantifying uncertainty in clinical predictions is critical for high-stakes diagnosis tasks. Conformal prediction offers a principled approach by providing prediction sets with theoretical coverage guarantees. However, in practice, patient…

In statistics, forecast uncertainty is often quantified using a specified statistical model, though such approaches may be vulnerable to model misspecification, selection bias, and limited finite-sample validity. While bootstrapping can…

统计方法学 · 统计学 2026-03-12 Han Lin Shang

In this paper, we apply conformal prediction to time series data. Conformal prediction isa method that produces predictive regions given a confidence level. The regions outputs arealways valid under the exchangeability assumption. However,…

统计方法学 · 统计学 2021-10-26 Samya Tajmouati , Bouazza El Wahbi , Mohammed Dakkoun

Conformal Prediction (CP) is a popular framework for constructing prediction bands with valid coverage in finite samples, while being free of any distributional assumption. A well-known limitation of conformal prediction is the lack of…

机器学习 · 计算机科学 2025-05-28 Louis Allain , Sébastien da Veiga , Brian Staber

This paper introduces multimodal conformal regression. Traditionally confined to scenarios with solely numerical input features, conformal prediction is now extended to multimodal contexts through our methodology, which harnesses internal…

机器学习 · 计算机科学 2026-05-15 Alexis Bose , Jonathan Ethier , Paul Guinand