Two-parametric prescan calibration of gradient-induced sampling errors for rosette MRI

• Authors: LATTA Peter; JIRIK Radovan; VITOUS Jiri; MACICEK Ondrej; VOJTÍŠEK Lubomír; REKTOR Ivan; STANDARA Michal; KRISTEK Jan; STARCUK Zenon Jr
• Year of publication: 2025
• Type: Article in Periodical
• Magazine / Source: Magnetic Resonance in Medicine
• MU Faculty or unit: Central European Institute of Technology
• web: https://onlinelibrary.wiley.com/doi/10.1002/mrm.30355
• Doi: http://dx.doi.org/10.1002/mrm.30355
• Keywords: gradient imperfections; k-space misalignment; rosette trajectory; trajectory estimation
• Description: Purpose: The aim of this study was to develop a simple, robust, and easy-to-use calibration procedure for correcting misalignments in rosette MRI k-space sampling, with the objective of producing images with minimal artifacts.

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