Search Results for author: Sung Ha Kang

Found 8 papers, 1 papers with code

Texture Edge detection by Patch consensus (TEP)

no code implementations16 Mar 2024 Guangyu Cui, Sung Ha Kang

We propose Texture Edge detection using Patch consensus (TEP) which is a training-free method to detect the boundary of texture.

Edge Detection

WeakIdent: Weak formulation for Identifying Differential Equations using Narrow-fit and Trimming

1 code implementation6 Nov 2022 Mengyi Tang, Wenjing Liao, Rachel Kuske, Sung Ha Kang

We propose a general and robust framework to recover differential equations using a weak formulation, for both ordinary and partial differential equations (ODEs and PDEs).

Denoising

A Lifted $\ell_1 $ Framework for Sparse Recovery

no code implementations10 Mar 2022 Yaghoub Rahimi, Sung Ha Kang, Yifei Lou

Motivated by re-weighted $\ell_1$ approaches for sparse recovery, we propose a lifted $\ell_1$ (LL1) regularization which is a generalized form of several popular regularizations in the literature.

A New Parallel Adaptive Clustering and its Application to Streaming Data

no code implementations6 Apr 2021 Benjamin McLaughlin, Sung Ha Kang

We develop regularized set \mi{k}-means to efficiently cluster the results from the parallel threads.

Clustering Computational Efficiency

Curvature Regularized Surface Reconstruction from Point Cloud

no code implementations22 Jan 2020 Yuchen He, Sung Ha Kang, Hao Liu

We propose a variational functional and fast algorithms to reconstruct implicit surface from point cloud data with a curvature constraint.

Computational Efficiency Surface Reconstruction

IDENT: Identifying Differential Equations with Numerical Time evolution

no code implementations6 Apr 2019 Sung Ha Kang, Wenjing Liao, Yingjie Liu

The new algorithm, called Identifying Differential Equations with Numerical Time evolution (IDENT), is explored for data with non-periodic boundary conditions, noisy data and PDEs with varying coefficients.

Numerical Analysis

Lattice Identification and Separation: Theory and Algorithm

no code implementations19 Dec 2018 Yuchen He, Sung Ha Kang

Motivated by lattice mixture identification and grain boundary detection, we present a framework for lattice pattern representation and comparison, and propose an efficient algorithm for lattice separation.

Boundary Detection

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