About me
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New website https://math.mit.edu/~ptchoi. Gary Choi is an NSF Postdoctoral Fellow and Instructor in Applied Mathematics in the Department of Mathematics at Massachusetts Institute of Technology. He completed his Ph.D. in Applied Mathematics in the John A. Paulson School of Engineering and Applied Sciences at Harvard University in 2020 under the direction of L. Mahadevan and Chris Rycroft. His research interests include applied and computational geometry, interdisciplinary mathematical modeling, metamaterial design, quantitative biology, medical imaging, geometry processing, and scientific computing.
Email: ptchoi_AT_mit_DOT_edu |
News
| June 25, 2020 | Our work on Self-excited motions of volatile drops on swellable sheets (with A. Chakrabarti and L. Mahadevan) has been published in Physical Review Letters. | |
| Apr 17, 2020 | I have successfully defended my thesis Metamaterials, Morphometrics, Morphogenesis, and Mappings. | |
| Feb 25, 2020 | Our work on Parallelizable global conformal parameterization of simply-connected surfaces via partial welding (with Y. Leung-Liu, X. Gu, and L. M. Lui) has been accepted by SIAM Journal on Imaging Sciences. | |
| Feb 13, 2020 | Our work on Deterministic and stochastic control of kirigami topology (with S. Chen, L. Mahadevan) has been published in Proceedings of the National Academy of Sciences. | |
| Jan 3, 2020 | Our work on Area-preserving mapping of 3D carotid ultrasound images using density-equalizing reference map (with B. Chiu, C . H. Rycroft) has been published in IEEE Transactions on Biomedical Engineering. | |
| Sep 26, 2019 | Our work on Tooth morphometry using quasi-conformal theory (with H. L. Chan, R. Yong, S. Ranjitkar, A. Brook, G. Townsend, K. Chen, L. M. Lui) has been published in Pattern Recognition. | |
| Aug 21, 2019 | Our kirigami work has been featured on the cover of Nature Materials (see high resolution image here). | |
| Aug 20, 2019 | Our kirigami work has been featured on the Harvard SEAS News. | |
| Aug 19, 2019 | Our work on Programming shape using kirigami tessellations (with L. H. Dudte, L. Mahadevan) has been published in Nature Materials. | |
| Jul 22, 2019 | Our work on 3DPeople: Modeling the geometry of dressed humans (with A. Pumarola, J. Sanchez-Riera, A. Sanfeliu, F. Moreno-Noguer) is accepted to the International Conference on Computer Vision (ICCV). | |
| Apr 25, 2019 | I am deeply honored to receive the QuantBio Student Fellowship for financial support for the academic year 2019-2020. | |
| Sep 26, 2018 | Our work on Planar morphometrics using Teichmüller maps (with L. Mahadevan) has been published in Proceedings of the Royal Society A. | |
| Aug 24, 2018 | The code of our TRIM algorithm for generating triangulated images is now available on MATLAB Central. | |
| Aug 20, 2018 | The MATLAB codes of our several recent works are now available here. | |
| Jul 20, 2018 | Our work on Efficient feature-based image registration by mapping sparsified surfaces (with C. P. Yung, K. Chen, L. M. Lui) has been published in Journal of Visual Communication and Image Representation. | |
| May 1, 2018 | Our work on Density-Equalizing Maps for Simply Connected Open Surfaces (with C. H. Rycroft) has been published in SIAM Journal on Imaging Sciences. | |
| Apr 28, 2018 | The code of our fast rectangular conformal parameterization method is now available on MATLAB Central. | |
| Apr 19, 2018 | Our work on Fast Spherical Quasiconformal Parameterization of Genus-0 Closed Surfaces with Application to Adaptive Remeshing (with M. H. Y. Man and L. M. Lui) has been published in Geometry, Imaging and Computing. | |
| Apr 10, 2018 | I am deeply honored to receive the Certificate of Distinction in Teaching for Fall 2017. | |
| Jan 30, 2018 | I am deeply honored to receive the 2017 New World Mathematics Award (Silver Medal for Master Thesis). The award will be presented at the International Congress of Chinese Mathematicians (ICCM) 2019. | |
| Jan 1, 2018 | The code of our fast disk conformal parameterization method is now available on MATLAB Central. | |
| Dec 29, 2017 | The code of our linear spherical conformal parameterization method is now available on MATLAB Central. | |
| Oct 11, 2017 | I am deeply honored to receive the Best Poster Paper Award for my poster on Planar Morphometrics via Teichmüller Mappings at the Workshop on Applications-Driven Geometric Functional Data Analysis. | |
| Jun 7, 2017 | Our work on Conformal Mapping of Carotid Vessel Wall and Plaque Thickness Measured from 3D Ultrasound Images (with Y. Chen, L. M. Lui and B. Chiu) has been published in Medical & Biological Engineering & Computing. | |
| May 21, 2017 | I have been featured in Croucher News. | |
| Apr 20, 2017 |
Our work on A Linear Formulation for Disk Conformal Parameterization of Simply-Connected Open Surfaces (with L. M. Lui) has been published in Advances in Computational Mathematics. |
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| Nov 29, 2016 |
Our work on TEMPO: Feature-Endowed Teichmuller Extremal Mappings of Point Clouds (with T. W. Meng, L. M. Lui) has been published in SIAM Journal on Imaging Sciences. |
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| Nov 14, 2016 | The full source codes of our algorithms on conformal parameterization of simply-connected surfaces are now available here. | |
| Oct 4, 2016 |
Our work on Spherical Conformal Parameterization of Genus-0 Point Clouds for Meshing (with K. T. Ho, L. M. Lui) has been published in SIAM Journal on Imaging Sciences. |
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| Aug 26, 2016 |
I am deeply honored to receive the Hong Kong Scholarship for Excellence. |
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| Apr 28, 2016 |
I am deeply honored to receive the Croucher Foundation Scholarship. |
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| Apr 21, 2016 |
I have finished my last tutorial at CUHK. Thanks all my students for the good times. |
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| Apr 4, 2016 | Hello world! | |