Minimization of indirect addressing for edge-based field solvers

Minimization of Nyquist ghosting for ech

Minimization of Nyquist ghosting for echo-planar imaging at ultra-high fields based on a “negative readout gradient” strategy

✍ Wietske van der Zwaag; José P. Marques; Hongxia Lei; Nathalie Just; Tobias Kober 📂 Article 📅 2009 🏛 John Wiley and Sons 🌐 English ⚖ 495 KB

## Abstract ## Purpose: To improve the traditional Nyquist ghost correction approach in echo planar imaging (EPI) at high fields, via schemes based on the reversal of the EPI readout gradient polarity for every other volume throughout a functional magnetic resonance imaging (fMRI) acquisition trai