Flattening the Connectome Spectrum: A Spectral Filter for FC Induces a Pretraining Target for fMRI Encoders
cs.AI, cs.LG, q-bio.NC
Submitted: 2026-09-29
Updated: 2026-09-29
Code: https://github.com/GioMarraffini/fc-power
Terminology
Sources
- Towards Understanding the Spectral Bias of Deep Learning
- Reliability of CKA as a Similarity Measure in Deep Learning
- Grounding Representation Similarity with Statistical Testing
- Brain Harmony: A Multimodal Foundation Model Unifying Morphology and Function into 1D Tokens
- Power Euclidean metrics for covariance matrices with application to diffusion tensor imaging
- Controlling the Inductive Bias of Wide Neural Networks by Modifying the Kernel's Spectrum
- The Variance Brain Foundation Models Forgot: Third-Order Statistics Predict Cognition Where Billion-Parameter Models Fail
- Fourier Features Let Networks Learn High Frequency Functions in Low Dimensional Domains
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