Cross-modality material embedding loss for transferring knowledge between heterogeneous material descriptors

Abstract Despite the remarkable successes of transfer learning in materials science, the practicality of existing transfer learning methods are still limited in real-world applications of materials science because they essentially assume the same material descriptors on source and target materials d...

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Main Author: Gyoung S. Na
Format: Article
Language:English
Published: Nature Portfolio 2025-07-01
Series:npj Computational Materials
Online Access:https://doi.org/10.1038/s41524-025-01723-1
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author Gyoung S. Na
author_facet Gyoung S. Na
author_sort Gyoung S. Na
collection DOAJ
description Abstract Despite the remarkable successes of transfer learning in materials science, the practicality of existing transfer learning methods are still limited in real-world applications of materials science because they essentially assume the same material descriptors on source and target materials datasets. In other words, existing transfer learning methods cannot utilize the knowledge extracted from calculated crystal structures when analyzing experimental observations of real-world chemical experiments. We propose a transfer learning criterion, called cross-modality material embedding loss (CroMEL), to build a source feature extractor that can transfer knowledge extracted from calculated crystal structures to prediction models in target applications where only simple chemical compositions are accessible. The prediction models based on transfer learning with CroMEL showed state-of-the-art prediction accuracy on 14 experimental materials datasets in various chemical applications. In particular, the prediction models with CroMEL achieved R 2-scores greater than 0.95 in predicting the experimentally measured formation enthalpies and band gaps of the experimentally synthesized materials.
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spelling doaj-art-83b52e8ddda8418fb33d95a7b194796a2025-08-20T03:05:06ZengNature Portfolionpj Computational Materials2057-39602025-07-0111111110.1038/s41524-025-01723-1Cross-modality material embedding loss for transferring knowledge between heterogeneous material descriptorsGyoung S. Na0Korea Research Institute of Chemical TechnologyAbstract Despite the remarkable successes of transfer learning in materials science, the practicality of existing transfer learning methods are still limited in real-world applications of materials science because they essentially assume the same material descriptors on source and target materials datasets. In other words, existing transfer learning methods cannot utilize the knowledge extracted from calculated crystal structures when analyzing experimental observations of real-world chemical experiments. We propose a transfer learning criterion, called cross-modality material embedding loss (CroMEL), to build a source feature extractor that can transfer knowledge extracted from calculated crystal structures to prediction models in target applications where only simple chemical compositions are accessible. The prediction models based on transfer learning with CroMEL showed state-of-the-art prediction accuracy on 14 experimental materials datasets in various chemical applications. In particular, the prediction models with CroMEL achieved R 2-scores greater than 0.95 in predicting the experimentally measured formation enthalpies and band gaps of the experimentally synthesized materials.https://doi.org/10.1038/s41524-025-01723-1
spellingShingle Gyoung S. Na
Cross-modality material embedding loss for transferring knowledge between heterogeneous material descriptors
npj Computational Materials
title Cross-modality material embedding loss for transferring knowledge between heterogeneous material descriptors
title_full Cross-modality material embedding loss for transferring knowledge between heterogeneous material descriptors
title_fullStr Cross-modality material embedding loss for transferring knowledge between heterogeneous material descriptors
title_full_unstemmed Cross-modality material embedding loss for transferring knowledge between heterogeneous material descriptors
title_short Cross-modality material embedding loss for transferring knowledge between heterogeneous material descriptors
title_sort cross modality material embedding loss for transferring knowledge between heterogeneous material descriptors
url https://doi.org/10.1038/s41524-025-01723-1
work_keys_str_mv AT gyoungsna crossmodalitymaterialembeddinglossfortransferringknowledgebetweenheterogeneousmaterialdescriptors