Generating airfoils from text: FoilCLIP, A novel framework for language-conditioned aerodynamic design

Recent advances in contrastive language‒image pretraining (CLIP) models and generative AI have demonstrated significant capabilities in cross-modal understanding and content generation. Based on these developments, this study introduces a novel framework for airfoil design via natural language inter...

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Main Authors: Mingcheng Lei, Yufei Zhang
Format: Article
Language:English
Published: Elsevier 2025-09-01
Series:Theoretical and Applied Mechanics Letters
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2095034925000340
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author Mingcheng Lei
Yufei Zhang
author_facet Mingcheng Lei
Yufei Zhang
author_sort Mingcheng Lei
collection DOAJ
description Recent advances in contrastive language‒image pretraining (CLIP) models and generative AI have demonstrated significant capabilities in cross-modal understanding and content generation. Based on these developments, this study introduces a novel framework for airfoil design via natural language interfaces. To the authors’ knowledge, this study establishes the first end-to-end, bidirectional mapping between textual descriptions (e.g., “low-drag supercritical wing for transonic conditions”) and parametric airfoil geometries represented by class-shape transformation parameters. The proposed approach integrates a CLIP-inspired architecture that aligns text embeddings with airfoil parameter spaces through contrastive learning, along with a semantically conditioned decoder that produces physically plausible airfoil geometries from latent representations. The experimental results validate the framework’s ability to generate aerodynamically plausible airfoils from natural language specifications and to classify airfoils accurately based on given textual labels. This research reduces the expertise threshold for preliminary airfoil design and highlights the potential for human-AI collaboration in aerospace engineering.
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series Theoretical and Applied Mechanics Letters
spelling doaj-art-253ffb64bcd4440faa95122a6f6a93b82025-07-13T04:54:12ZengElsevierTheoretical and Applied Mechanics Letters2095-03492025-09-01155100602Generating airfoils from text: FoilCLIP, A novel framework for language-conditioned aerodynamic designMingcheng Lei0Yufei Zhang1School of Aerospace Engineering, Tsinghua University, Beijing 100084, ChinaSchool of Aerospace Engineering, Tsinghua University, Beijing 100084, China; State Key Laboratory of Advanced Space Propulsion, Tsinghua University, Beijing 100084, China; Corresponding author.Recent advances in contrastive language‒image pretraining (CLIP) models and generative AI have demonstrated significant capabilities in cross-modal understanding and content generation. Based on these developments, this study introduces a novel framework for airfoil design via natural language interfaces. To the authors’ knowledge, this study establishes the first end-to-end, bidirectional mapping between textual descriptions (e.g., “low-drag supercritical wing for transonic conditions”) and parametric airfoil geometries represented by class-shape transformation parameters. The proposed approach integrates a CLIP-inspired architecture that aligns text embeddings with airfoil parameter spaces through contrastive learning, along with a semantically conditioned decoder that produces physically plausible airfoil geometries from latent representations. The experimental results validate the framework’s ability to generate aerodynamically plausible airfoils from natural language specifications and to classify airfoils accurately based on given textual labels. This research reduces the expertise threshold for preliminary airfoil design and highlights the potential for human-AI collaboration in aerospace engineering.http://www.sciencedirect.com/science/article/pii/S2095034925000340Airfoil designContrastive learningNatural language processingGenerative modelClass-shape transformation
spellingShingle Mingcheng Lei
Yufei Zhang
Generating airfoils from text: FoilCLIP, A novel framework for language-conditioned aerodynamic design
Theoretical and Applied Mechanics Letters
Airfoil design
Contrastive learning
Natural language processing
Generative model
Class-shape transformation
title Generating airfoils from text: FoilCLIP, A novel framework for language-conditioned aerodynamic design
title_full Generating airfoils from text: FoilCLIP, A novel framework for language-conditioned aerodynamic design
title_fullStr Generating airfoils from text: FoilCLIP, A novel framework for language-conditioned aerodynamic design
title_full_unstemmed Generating airfoils from text: FoilCLIP, A novel framework for language-conditioned aerodynamic design
title_short Generating airfoils from text: FoilCLIP, A novel framework for language-conditioned aerodynamic design
title_sort generating airfoils from text foilclip a novel framework for language conditioned aerodynamic design
topic Airfoil design
Contrastive learning
Natural language processing
Generative model
Class-shape transformation
url http://www.sciencedirect.com/science/article/pii/S2095034925000340
work_keys_str_mv AT mingchenglei generatingairfoilsfromtextfoilclipanovelframeworkforlanguageconditionedaerodynamicdesign
AT yufeizhang generatingairfoilsfromtextfoilclipanovelframeworkforlanguageconditionedaerodynamicdesign