Recent developments of surface parameterization methods using quasi-conformal geometry

GPT Choi, LM Lui - Handbook of Mathematical Models and Algorithms in …, 2022 - Springer
Surface parameterization is of fundamental importance for many tasks in computer vision
and imaging. In recent years, computational quasi-conformal geometry has become an …

Area-preserving hierarchical NURBS surfaces computed by the optimal freeform transformation

XW Li, YJ Yang, W Zeng, YL Bi, JL Xu, G Xu… - Computer-Aided …, 2022 - Elsevier
The equiareality of NURBS surfaces highly affects their rendering and tessellation results.
To improve the equiareality of NURBS surfaces, an optimization algorithm using freeform …

Parallelizable global conformal parameterization of simply-connected surfaces via partial welding

GPT Choi, Y Leung-Liu, X Gu, LM Lui - SIAM Journal on Imaging Sciences, 2020 - SIAM
Conformal surface parameterization is useful in graphics, imaging, and visualization, with
applications to texture mapping, atlas construction, registration, remeshing, and so on. With …

Convergent authalic energy minimization for disk area-preserving parameterizations

SY Liu, MH Yueh - Journal of Scientific Computing, 2024 - Springer
An area-preserving parameterization of a surface is a bijective mapping that maps the
surface onto a specified domain and preserves the local area. This paper formulates the …

A novel algorithm for volume-preserving parameterizations of 3-manifolds

MH Yueh, T Li, WW Lin, ST Yau - SIAM Journal on Imaging Sciences, 2019 - SIAM
Manifold parameterizations have been applied to various fields of commercial industries.
Several efficient algorithms for the computation of triangular surface mesh parameterizations …

A novel stretch energy minimization algorithm for equiareal parameterizations

MH Yueh, WW Lin, CT Wu, ST Yau - Journal of Scientific Computing, 2019 - Springer
Surface parameterizations have been widely applied to computer graphics and digital
geometry processing. In this paper, we propose a novel stretch energy minimization (SEM) …

A novel explicit design method for complex thin-walled structures based on embedded solid moving morphable components

W Huo, C Liu, Y Liu, Z Du, W Zhang, X Guo - Computer Methods in Applied …, 2023 - Elsevier
In this article, a novel explicit approach for designing complex thin-walled structures based
on the Moving Morphable Component (MMC) method is proposed, which provides a unified …

Density-equalizing maps for simply connected open surfaces

GPT Choi, CH Rycroft - SIAM Journal on Imaging Sciences, 2018 - SIAM
In this paper, we are concerned with the problem of creating flattening maps of simply
connected open surfaces in R^3. Using a natural principle of density diffusion in physics, we …

Explicit topography design for complex shell structures based on embedded spline components

W Huo, C Liu, Y Guo, Z Du, W Zhang, X Guo - Journal of the Mechanics and …, 2025 - Elsevier
The slender property of shell structures causes the magnitude difference between in-plane
and out-of-plane stiffness. Inspired by such a geometry-induced anisotropy phenomenon …

FFT-OT: A fast algorithm for optimal transportation

N Lei, X Gu - Proceedings of the IEEE/CVF International …, 2021 - openaccess.thecvf.com
An optimal transportation map finds the most economical way to transport one probability
measure to the other. It has been applied in a broad range of applications in vision, deep …