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Related Experiment Video

Updated: Jun 8, 2026

How to Measure Cortical Folding from MR Images: a Step-by-Step Tutorial to Compute Local Gyrification Index
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Published on: January 2, 2012

Consistent 4D cortical thickness measurement for longitudinal neuroimaging study.

Yang Li1, Yaping Wang, Zhong Xue

  • 1Department of Radiology and BRIC, University of North Carolina at Chapel Hill, USA.

Medical Image Computing and Computer-Assisted Intervention : MICCAI ... International Conference on Medical Image Computing and Computer-Assisted Intervention
|October 1, 2010
PubMed
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This study introduces a 4D method for measuring human cerebral cortex thickness, improving accuracy in neuro-degenerative disease research. The novel approach enhances temporal consistency in longitudinal studies, offering more reliable results than 3D methods.

Area of Science:

  • Neuroimaging
  • Medical Image Analysis
  • Neurology

Background:

  • Accurate measurement of human cerebral cortex thickness is vital for diagnosing and studying neuro-degenerative and psychiatric disorders.
  • Capturing subtle longitudinal changes in cortical thickness during development is crucial for understanding disease progression.

Purpose of the Study:

  • To propose a novel 4D cortical thickness measuring method that utilizes temporal serial images.
  • To enhance the robustness of cortical thickness measurements against imaging and pre-processing noise.

Main Methods:

  • Development of a 4D (four-dimensional) method for measuring cortical thickness.
  • Utilizing temporal serial images to fully leverage 4D information.
  • Application of the method to longitudinal image datasets from the Alzheimer's Disease Neuroimaging Initiative (ADNI).

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Last Updated: Jun 8, 2026

How to Measure Cortical Folding from MR Images: a Step-by-Step Tutorial to Compute Local Gyrification Index
09:57

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Published on: January 2, 2012

Chronic Imaging of Mouse Visual Cortex Using a Thinned-skull Preparation
11:12

Chronic Imaging of Mouse Visual Cortex Using a Thinned-skull Preparation

Published on: October 25, 2010

Thinned-skull Cortical Window Technique for In Vivo Optical Coherence Tomography Imaging
07:28

Thinned-skull Cortical Window Technique for In Vivo Optical Coherence Tomography Imaging

Published on: November 19, 2012

Main Results:

  • The proposed 4D method significantly improves longitudinal stability (temporal consistency) in cortical thickness measurement.
  • Experiments showed enhanced reliability compared to existing 3D temporal-independent methods.
  • Power analysis demonstrated statistically more significant results for correlations between cortical thickness and cognitive scores (MMSE).

Conclusions:

  • The 4D cortical thickness measuring method offers superior longitudinal stability and noise resistance.
  • This method is crucial for reliable longitudinal studies of neuro-degenerative diseases.
  • The approach provides more statistically significant findings in correlating brain structure changes with clinical outcomes.