Network regularization in imaging genetics improves prediction performances and model interpretability on Alzheimers's disease

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Guigui, Nicolas | Philippe, C. | Gloaguen, A. | Karkar, S. | Guillemot, V. | Löfstedt, T. | Frouin, V.

Edité par CCSD -

International audience. Imaging-genetics is a growing popular research avenue which aims to find genetic variants associated with quantitative phenotypes that characterize a disease. In this work, we combine structural MRI with genetic data structured by prior knowledge of interactions in a Canonical Correlation Analysis (CCA) model with graph regularization. This results in improved prediction performance and yields a more inter-pretable model.

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