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BrainAge-SFCN – AI Model by bilalEthizo | AlphaNeural AI
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BrainAge-SFCN
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brain-age
neuroimaging
mri
3d-cnn
pytorch
cc-by-nc-4.0
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BrainAge SFCN — Dual-Branch Brain Age Predictor
3D SFCN + tabular MLP trained on
6,050 healthy T1w brain MRIs
(0–86 years).
Checkpoints
File
Description
brainage_sfcn.pt
Phase A: lifespan pretraining (all ages)
brainage_sfcn_finetune.pt
Phase B: fine-tuned for pediatric (0–25 y)
Training data
bilalahmad176176/BrainAge-Golden-Preprocessed
Architecture
Image: SFCN (Peng 2021), ~3M params, input 128×144×112
Tabular: MLP over 86-dim vector (70 regions + sex + site)
Fusion: concat → 64 → 1 (regression in years)
Loss: HuberLoss(delta=3.0)
Training: fp16 mixed precision, cosine LR, age-bin weighted sampler
