An Expandable Yield Prediction Framework Using Explainable Artificial Intelligence for Semiconductor Manufacturing

Enormous amounts of data are generated and analyzed in the latest semiconductor industry. Established yield prediction studies have dealt with one type of data or a dataset from one procedure. However, semiconductor device fabrication comprises hundreds of processes, and various factors affect devic...

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Main Authors: Youjin Lee, Yonghan Roh
Format: Article
Language:English
Published: MDPI AG 2023-02-01
Series:Applied Sciences
Subjects:
Online Access:https://www.mdpi.com/2076-3417/13/4/2660
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author Youjin Lee
Yonghan Roh
author_facet Youjin Lee
Yonghan Roh
author_sort Youjin Lee
collection DOAJ
description Enormous amounts of data are generated and analyzed in the latest semiconductor industry. Established yield prediction studies have dealt with one type of data or a dataset from one procedure. However, semiconductor device fabrication comprises hundreds of processes, and various factors affect device yields. This challenge is addressed in this study by using an expandable input data-based framework to include divergent factors in the prediction and by adapting explainable artificial intelligence (XAI), which utilizes model interpretation to modify fabrication conditions. After preprocessing the data, the procedure of optimizing and comparing several machine learning models is followed to select the best performing model for the dataset, which is a random forest (RF) regression with a root mean square error (RMSE) value of 0.648. The prediction results enhance production management, and the explanations of the model deepen the understanding of yield-related factors with Shapley additive explanation (SHAP) values. This work provides evidence with an empirical case study of device production data. The framework improves prediction accuracy, and the relationships between yield and features are illustrated with the SHAP value. The proposed approach can potentially analyze expandable fields of fabrication conditions to interpret multifaceted semiconductor manufacturing.
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spelling doaj.art-cc5a67098d664e41902016cb6863d7ee2023-11-16T18:58:56ZengMDPI AGApplied Sciences2076-34172023-02-01134266010.3390/app13042660An Expandable Yield Prediction Framework Using Explainable Artificial Intelligence for Semiconductor ManufacturingYoujin Lee0Yonghan Roh1Department of Semiconductor and Display Engineering, Sungkyunkwan University, Suwon-si 16419, Republic of KoreaDepartment of Semiconductor and Display Engineering, Sungkyunkwan University, Suwon-si 16419, Republic of KoreaEnormous amounts of data are generated and analyzed in the latest semiconductor industry. Established yield prediction studies have dealt with one type of data or a dataset from one procedure. However, semiconductor device fabrication comprises hundreds of processes, and various factors affect device yields. This challenge is addressed in this study by using an expandable input data-based framework to include divergent factors in the prediction and by adapting explainable artificial intelligence (XAI), which utilizes model interpretation to modify fabrication conditions. After preprocessing the data, the procedure of optimizing and comparing several machine learning models is followed to select the best performing model for the dataset, which is a random forest (RF) regression with a root mean square error (RMSE) value of 0.648. The prediction results enhance production management, and the explanations of the model deepen the understanding of yield-related factors with Shapley additive explanation (SHAP) values. This work provides evidence with an empirical case study of device production data. The framework improves prediction accuracy, and the relationships between yield and features are illustrated with the SHAP value. The proposed approach can potentially analyze expandable fields of fabrication conditions to interpret multifaceted semiconductor manufacturing.https://www.mdpi.com/2076-3417/13/4/2660semiconductor manufacturingyield predictionXAISHAP value method
spellingShingle Youjin Lee
Yonghan Roh
An Expandable Yield Prediction Framework Using Explainable Artificial Intelligence for Semiconductor Manufacturing
Applied Sciences
semiconductor manufacturing
yield prediction
XAI
SHAP value method
title An Expandable Yield Prediction Framework Using Explainable Artificial Intelligence for Semiconductor Manufacturing
title_full An Expandable Yield Prediction Framework Using Explainable Artificial Intelligence for Semiconductor Manufacturing
title_fullStr An Expandable Yield Prediction Framework Using Explainable Artificial Intelligence for Semiconductor Manufacturing
title_full_unstemmed An Expandable Yield Prediction Framework Using Explainable Artificial Intelligence for Semiconductor Manufacturing
title_short An Expandable Yield Prediction Framework Using Explainable Artificial Intelligence for Semiconductor Manufacturing
title_sort expandable yield prediction framework using explainable artificial intelligence for semiconductor manufacturing
topic semiconductor manufacturing
yield prediction
XAI
SHAP value method
url https://www.mdpi.com/2076-3417/13/4/2660
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