Optimal mass transport for shape matching and comparison

Z Su, Y Wang, R Shi, W Zeng, J Sun… - IEEE transactions on …, 2015 - ieeexplore.ieee.org
Surface based 3D shape analysis plays a fundamental role in computer vision and medical
imaging. This work proposes to use optimal mass transport map for shape matching and …

Variational principles for Minkowski type problems, discrete optimal transport, and discrete Monge-Ampere equations

X Gu, F Luo, J Sun, ST Yau - ar** methods in which the shape deformation is
driven by prescribed density information. In recent years, they have been widely used for …

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 …

Deep transfer learning for cerebral cortex using area-preserving geometry map**

K Gao, Z Fan, J Su, LL Zeng, H Shen, J Zhu… - Cerebral …, 2022 - academic.oup.com
Limited sample size hinders the application of deep learning in brain image analysis, and
transfer learning is a possible solution. However, most pretrained models are 2D based and …

An algorithm for optimal transport between a simplex soup and a point cloud

Q Mérigot, J Meyron, B Thibert - SIAM Journal on Imaging Sciences, 2018 - SIAM
We propose a numerical method to find the optimal transport map between a measure
supported on a lower-dimensional subset of R^d and a finitely supported measure. More …

Multiscale Nonrigid Point Cloud Registration Using Rotation-Invariant Sliced-Wasserstein Distance via Laplace--Beltrami Eigenmap

R Lai, H Zhao - SIAM Journal on Imaging Sciences, 2017 - SIAM
In this work, we propose computational models and algorithms for point cloud registration
with nonrigid transformation. First, point clouds sampled from manifolds originally embedded …