Won Hwa Kim

Research Projects

Adaptive Signal Recovery on Graphs

Multi-resolution signal sampling scheme on graphs and recovery in a dual space using harmonic analysis.

Latent Variable Graphical Model Selection using Harmonic Analysis

Multi-resolution analysis of graphical model selection problem with latent variables

Statistical Image Analysis
with Imperfect Registration

Statistical Analysis of NeuroImages with Imperfect Registration. Group Analysis on AD risk factors using FDG-PET images.

Statistical Analysis of Images
with Systematic Variation

Longitudinal Analysis on AD risk factors (i.e., APOE status) using PIB-PET images.

Brain Connectivity Discrimination

Group analysis of brain connectome on bipolar dataset using filtering techniques in non-Euclidean space.

3-D Surface Registration

3-D brain surface registration (finding vertex correspondence) and alignment (restructuring mesh topology) in scale-space.

3-D Surface Segmentation

Coarse-to-fine 3-D shape mesh segmentation using multi-resolution shape descriptor and clustering.

Cortical Thickness Discrimination

Group analysis of cortical thickness on AD vs controls by multi-scale shape descriptor and multivariate statistical methods.

Softwares

  • Cortical Thickness Analysis Toolbox (CTA-toolbox)
  • Multiresolution Brain Connectivity Analysis (MBCA-toolbox)

    • Invited Talks

  • Multi-resolution Analysis for Inverse Covariance Matrix Estimation, Operator Theory Seminar, Seoul National Univ., Feb. 12, 2016
  • Statistical Analysis of Neuroimages with Imperfect Registration, IBS Seminar, Sungkyunkwan Univ., Jan. 26, 2016
  • Multi-resolution Statistical Analysis on Graph Structured Data in NeuroImaging, Sungkyunkwan Univ., Jun. 30, 2015
  • Construction of Wavelets in Euclidean / non-Euclidean Space and Applicatiosn, CS766: Computer Vision, UW-Madison, Mar. 14, 2015
  • Introduction to Wavelets in Non-Euclidean Space and its Applications to Group Analysis, CS766: Computer Vision, UW-Madison, Feb. 28, 2014
  • Introduction to Wavelets in Non-Euclidean Space and its Applications, CS767: Methods in Medical Image Analysis, UW-Madison, Apr. 4, 2013
  • Multiscale Representation of Cortical Thickness using Wavelet for Group Analysis, Brain Food, Waisman Center, Mar. 13, 2013
  • Wavelet based multi-scale shape descriptors on arbitrary surfaces, Power Electronics Seminar, Sungkyunkwan Univ., Jan. 15, 2013
  • Wavelet based multi-scale shape features on arbitrary surfaces for cortical thickness discrimination, AISEM, UW-Madison, Oct. 18, 2012