Primal sketch of the cortical surface curvature

The primal sketch of the curvature of the cortical surface allows the detection of central sulcus's roots

Mean curvature of the spherical cortical surface of one hemisphere visualized after inflation

Collaboration between:

Service Hospitalier Frédéric joliot, CEA, and ERITM Psychiatrie et Imagerie, INSERM Orsay
Service de Neurochirurgie Fonctionnelle et Stéréotaxique, La Timone, Marseille
Hôpital des enfants malades, Necker, Paris
Département Signal et Images, ENST, Paris

A. Cachia, J.-F. Mangin, D. Rivière, F. Kherif, N. Boddaert, A. Andrade, D. Papadopoulos-Orfanos, J-B. Poline, I. Bloch, M. Zilbovicius, P. Sonigo, F. Brunelle, and J. Régis.
A Primal Sketch of the Cortex Mean Curvature: a Morphogenesis Based Approach to Study the Variability of the Folding Patterns IEEE Transactions on Medical Imaging, in press, 2003.