A Feature-Driven Active Framework for Ultrasound-Based Brain Shift Compensation

no code implementations • 20 Mar 2018 • Jie Luo, Matt Toews, Ines Machado, Sarah Frisken, Miaomiao Zhang, Frank Preiswerk, Alireza Sedghi, Hongyi Ding, Steve Pieper, Polina Golland, Alexandra Golby, Masashi Sugiyama, William M. Wells III

Kernels of the GP are estimated by using variograms and a discrete grid search method.

Probabilistic Diffeomorphic Registration: Representing Uncertainty

no code implementations • 12 Jan 2017 • Demian Wassermann, Matt Toews, Marc Niethammer, William Wells III

The Bayesian posterior distribution over the deformations aligning a moving and a fixed image is approximated via a variational formulation.

Image Registration