Tackling multimodal device distributions in inverse photonic design using invertible neural networks

We show how conditional generative neural networks can be used to efficiently find nanophotonic devices with desired properties, also known as inverse photonic design. Machine learning has emerged as a promising approach to overcome limitations imposed by the dimensionality and topology of the param...

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Main Authors: Michel Frising, Jorge Bravo-Abad, Ferry Prins
Format: Article
Language:English
Published: IOP Publishing 2023-01-01
Series:Machine Learning: Science and Technology
Subjects:
Online Access:https://doi.org/10.1088/2632-2153/acd619
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author Michel Frising
Jorge Bravo-Abad
Ferry Prins
author_facet Michel Frising
Jorge Bravo-Abad
Ferry Prins
author_sort Michel Frising
collection DOAJ
description We show how conditional generative neural networks can be used to efficiently find nanophotonic devices with desired properties, also known as inverse photonic design. Machine learning has emerged as a promising approach to overcome limitations imposed by the dimensionality and topology of the parameter space. Importantly, traditional optimization routines assume an invertible mapping between the design parameters and response. However, different designs may have comparable or even identical performance confusing the optimization algorithm when performing inverse design. Our generative modeling approach provides the full distribution of possible solutions to the inverse design problem, including multiple solutions. We compare a commonly used conditional variational autoencoder (cVAE) and a conditional invertible neural network (cINN) on a proof-of-principle nanophotonic problem, consisting in tailoring the transmission spectrum trough a metallic film milled by subwavelength indentations. We show how cINNs have superior flexibility compared to cVAEs when dealing with multimodal device distributions.
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spelling doaj.art-4f07158efaae4467a4fc4f7a7b92f6fa2023-05-31T11:16:52ZengIOP PublishingMachine Learning: Science and Technology2632-21532023-01-014202LT0210.1088/2632-2153/acd619Tackling multimodal device distributions in inverse photonic design using invertible neural networksMichel Frising0https://orcid.org/0000-0003-3725-4824Jorge Bravo-Abad1https://orcid.org/0000-0001-6876-8022Ferry Prins2https://orcid.org/0000-0001-7605-1566Condensed Matter Physics Center (IFIMAC) and Department of Condensed Matter Physics, Autonomous University of Madrid , 28049 Madrid, SpainCondensed Matter Physics Center (IFIMAC) and Department of Theoretical Condensed Matter Physics, Autonomous University of Madrid , 28049 Madrid, SpainCondensed Matter Physics Center (IFIMAC) and Department of Condensed Matter Physics, Autonomous University of Madrid , 28049 Madrid, SpainWe show how conditional generative neural networks can be used to efficiently find nanophotonic devices with desired properties, also known as inverse photonic design. Machine learning has emerged as a promising approach to overcome limitations imposed by the dimensionality and topology of the parameter space. Importantly, traditional optimization routines assume an invertible mapping between the design parameters and response. However, different designs may have comparable or even identical performance confusing the optimization algorithm when performing inverse design. Our generative modeling approach provides the full distribution of possible solutions to the inverse design problem, including multiple solutions. We compare a commonly used conditional variational autoencoder (cVAE) and a conditional invertible neural network (cINN) on a proof-of-principle nanophotonic problem, consisting in tailoring the transmission spectrum trough a metallic film milled by subwavelength indentations. We show how cINNs have superior flexibility compared to cVAEs when dealing with multimodal device distributions.https://doi.org/10.1088/2632-2153/acd619nanotechnologyinverse designmultimodalitymachine learninginvertible neural networksnanophotonics
spellingShingle Michel Frising
Jorge Bravo-Abad
Ferry Prins
Tackling multimodal device distributions in inverse photonic design using invertible neural networks
Machine Learning: Science and Technology
nanotechnology
inverse design
multimodality
machine learning
invertible neural networks
nanophotonics
title Tackling multimodal device distributions in inverse photonic design using invertible neural networks
title_full Tackling multimodal device distributions in inverse photonic design using invertible neural networks
title_fullStr Tackling multimodal device distributions in inverse photonic design using invertible neural networks
title_full_unstemmed Tackling multimodal device distributions in inverse photonic design using invertible neural networks
title_short Tackling multimodal device distributions in inverse photonic design using invertible neural networks
title_sort tackling multimodal device distributions in inverse photonic design using invertible neural networks
topic nanotechnology
inverse design
multimodality
machine learning
invertible neural networks
nanophotonics
url https://doi.org/10.1088/2632-2153/acd619
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