Uncertainty Quantification on Clinical Trial Outcome Prediction

Fuente: arXiv
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Auteurs principaux: Chen, Tianyi, Lu, Yingzhou, Hao, Nan, Zhang, Yuanyuan, Van Rechem, Capucine, Chen, Jintai, Fu, Tianfan
Format: Preprint
Publié: 2024
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author Chen, Tianyi
Lu, Yingzhou
Hao, Nan
Zhang, Yuanyuan
Van Rechem, Capucine
Chen, Jintai
Fu, Tianfan
author_facet Chen, Tianyi
Lu, Yingzhou
Hao, Nan
Zhang, Yuanyuan
Van Rechem, Capucine
Chen, Jintai
Fu, Tianfan
contents The importance of uncertainty quantification is increasingly recognized in the diverse field of machine learning. Accurately assessing model prediction uncertainty can help provide deeper understanding and confidence for researchers and practitioners. This is especially critical in medical diagnosis and drug discovery areas, where reliable predictions directly impact research quality and patient health. In this paper, we proposed incorporating uncertainty quantification into clinical trial outcome predictions. Our main goal is to enhance the model's ability to discern nuanced differences, thereby significantly improving its overall performance. We have adopted a selective classification approach to fulfill our objective, integrating it seamlessly with the Hierarchical Interaction Network (HINT), which is at the forefront of clinical trial prediction modeling. Selective classification, encompassing a spectrum of methods for uncertainty quantification, empowers the model to withhold decision-making in the face of samples marked by ambiguity or low confidence, thereby amplifying the accuracy of predictions for the instances it chooses to classify. A series of comprehensive experiments demonstrate that incorporating selective classification into clinical trial predictions markedly enhances the model's performance, as evidenced by significant upticks in pivotal metrics such as PR-AUC, F1, ROC-AUC, and overall accuracy. Specifically, the proposed method achieved 32.37\%, 21.43\%, and 13.27\% relative improvement on PR-AUC over the base model (HINT) in phase I, II, and III trial outcome prediction, respectively. When predicting phase III, our method reaches 0.9022 PR-AUC scores. These findings illustrate the robustness and prospective utility of this strategy within the area of clinical trial predictions, potentially setting a new benchmark in the field.
format Preprint
id arxiv_https___arxiv_org_abs_2401_03482
institution arXiv
publishDate 2024
record_format arxiv
spellingShingle Uncertainty Quantification on Clinical Trial Outcome Prediction
Chen, Tianyi
Lu, Yingzhou
Hao, Nan
Zhang, Yuanyuan
Van Rechem, Capucine
Chen, Jintai
Fu, Tianfan
Machine Learning
The importance of uncertainty quantification is increasingly recognized in the diverse field of machine learning. Accurately assessing model prediction uncertainty can help provide deeper understanding and confidence for researchers and practitioners. This is especially critical in medical diagnosis and drug discovery areas, where reliable predictions directly impact research quality and patient health. In this paper, we proposed incorporating uncertainty quantification into clinical trial outcome predictions. Our main goal is to enhance the model's ability to discern nuanced differences, thereby significantly improving its overall performance. We have adopted a selective classification approach to fulfill our objective, integrating it seamlessly with the Hierarchical Interaction Network (HINT), which is at the forefront of clinical trial prediction modeling. Selective classification, encompassing a spectrum of methods for uncertainty quantification, empowers the model to withhold decision-making in the face of samples marked by ambiguity or low confidence, thereby amplifying the accuracy of predictions for the instances it chooses to classify. A series of comprehensive experiments demonstrate that incorporating selective classification into clinical trial predictions markedly enhances the model's performance, as evidenced by significant upticks in pivotal metrics such as PR-AUC, F1, ROC-AUC, and overall accuracy. Specifically, the proposed method achieved 32.37\%, 21.43\%, and 13.27\% relative improvement on PR-AUC over the base model (HINT) in phase I, II, and III trial outcome prediction, respectively. When predicting phase III, our method reaches 0.9022 PR-AUC scores. These findings illustrate the robustness and prospective utility of this strategy within the area of clinical trial predictions, potentially setting a new benchmark in the field.
title Uncertainty Quantification on Clinical Trial Outcome Prediction
topic Machine Learning
url https://arxiv.org/abs/2401.03482