Alzheimer's disease qualification

Alzheimer's disease qualification


1. Image, 3D MRI scans, T1-weighted image


Image Data Type: NIFTI (.nii) Image Preprocessing: FSL (FMRIB Software Library)
　［Step 1］: Brain extraction
　　　Tool: BET
　　　Setting: Same as default (f – 0.5 g – 0)

　［Step 2］: Registration
　　　Tool: FLIRT
　　　Standard Brain: /fsl/data/standard/ MNI152_T1_1mm_brain.nii.gz
　　　Setting: Same as default (-bins 256 -cost corratio -searchrx -90 90 -searchry -90 90 -searchrz -90 90 -dof 12 -interp trilinear)

　［Step 3］: Tissue segmentation
　　　Tool: FAST
　　　Setting: Same as default (-t 1 -n 3 -H 0.1 -I 4 -l 20.0)

2. CP, Diagnosis based on cognitive performance


CP is another category that represents the functional status at the time the patients received the cognitive evaluation

CP Data Type: Text file (.txt)

    CP Groups:
  • -1: Unknown (image only)
  • 0: Normal functional stage
  • 1: Questionable functional stage
  • 2: Mild dementia stage
  • 3: Moderate to severe dementia




Example of upload data


Image : MRI

CP : Label