Understanding of a brain spatial map based on threshold-free function dendrogramization

no code implementations • 13 Oct 2021 • Hyekyoung Lee, Hyejin Kang, Youngmin Huh, Hongyoon Choi, Dong Soo Lee

In this study, we propose a threshold-free activated region extraction method which involves simplifying a brain spatial map to a dendrogram through Morse filtration.

Reducing the Human Effort in Developing PET-CT Registration

no code implementations • 25 Nov 2019 • Teaghan O'Briain, Kyong Hwan Jin, Hongyoon Choi, Erika Chin, Magdalena Bazalova-Carter, Kwang Moo Yi

We aim to reduce the tedious nature of developing and evaluating methods for aligning PET-CT scans from multiple patient visits.

Functional connectivity patterns of autism spectrum disorder identified by deep feature learning

no code implementations • 25 Jul 2017 • Hongyoon Choi

A feature was significantly different between ASD and normal controls.

Predicting Cognitive Decline with Deep Learning of Brain Metabolism and Amyloid Imaging

no code implementations • 20 Apr 2017 • Hongyoon Choi, Kyong Hwan Jin

For effective treatment of Alzheimer disease (AD), it is important to identify subjects who are most likely to exhibit rapid cognitive decline.