💥 I am currently on the academic job market and seeking postdoctoral or faculty positions. Please feel free to contact me regarding relevant opportunities.

Qingjun Chang received his Ph.D. in Informatics from the Università della Svizzera italiana (USI) in Switzerland in 2025, where he was supported by the Swiss National Science Foundation (SNSF). His doctoral research, supervised by Prof. Kai Hormann, focused on the theoretical study of Generalized Barycentric Interpolation.

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Publications

oogle Scholar     ORC

Transfinite barycentric coordinates for arbitrary planar domains

Qingjun Chang, Kai Hormann

International Conference on Geometric Modeling and Processing (GMP 2025)

Computer Aided Geometric Design

Best Paper Award (1st place)

[Paper]     [Slides]

A Survey on Cage-based Deformation of 3D Models

D. Ströter, J. M. Thiery, K. Hormann, J. Chen, Q. Chang, S. Besler, J. S. Mueller-Roemer, T. Boubekeur, A. Stork, D. W. Fellner

Eurographics Conference (EG 2024)

Computer Graphics Forum

[Paper]     [Code]

Constrained least square progressive and iterative approximation (CLSPIA) for B-spline curve and surface fitting

Qingjun Chang, Weiyin Ma, Chongyang Deng

The Visual Computer, 2023

[Paper]     [Code]

Maximum likelihood coordinates

Qingjun Chang, Chongyang Deng, Kai Hormann

Symposium on Geometry Processing (SGP 2023)

Computer Graphics Forum

[Paper]     [BibTex]     [Code]     [Slides]

Iterative coordinates

Chongyang Deng, Qingjun Chang, Kai Hormann

International Conference on Geometric Modeling and Processing (GMP 2020)

Computer Aided Geometric Design

[Paper]     [Poster]     [BibTex]

An interpolatory view of polynomial least squares approximation

Qingjun Chang, Chongyang Deng, Michael S. Floater

Journal of Approximation Theory, 2020

[Paper]

Scribble based 3D shape segmentation via weakly-supervised learning

Zhenyu Shu, Xiaoyong Shen, Shiqing Xin, Qingjun Chang, Jieqing Feng, Ladislav Kavan, Ligang Liu

IEEE Transactions on Visualization and Computer Graphics, 2019

[Paper]

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Honors

• The 19th International Conference on Geometric Modeling and Processing (GMP 2025), Best Paper Award (1st place), USA, 2025
• 10th International Conference on Curves and Surfaces, Best Poster Prize, France, 2022
• 2020 Excellent Master Thesis in Zhejiang Province, 2021
• Outstanding Graduate of Hangzhou Dianzi University, 2020
• National Graduate Mathematical Modeling Competition, Third Prize, 2017
• Zhejiang Province Tenth Challenge Cup Entrepreneurship Competition, Silver Award, 2016
• Participated in and completed the National Undergraduate Innovation Program in 2015
• National College Student Mathematics Competition Preliminaries, First Prize, 2014
• Zhejiang Province University Students Mathematics Competition, First Prize, 2014
• National "Diangong Cup" Mathematical Modeling Competition, Third Prize, 2013