MR compatible 4D Ultrasound based validation of respiratory motion compensation strategies

MR-Based Cardio-Respiratory Motion Correction of Simultaneously Acquired PET Images Through Coil Fingerprints

MRI Near Metal Using Multi-Spectral 3D Variable Flip-Angle TSE

Author:Sina Tafti  John Mugler III  Kevin Vu  William Garrison  G Wilson Miller  

Institution:University of Virginia  

Session Type:Digital Poster  

Session Live Q&A Date:Digital Poster (All Week)  

Topic:Mitigating motion, artifacts and imperfections  

Session Name:Mitigating Sample-Induced Artifacts  

Program Number:3412  

Room Live Q&A Session:

Noise Analysis for Simultaneous Transmission and Reception Enabled MRI Scanner

Noise Reduction and Ghosting Alleviation in ASL Perfusion Measurement using Multi-dimensional Integration (MDI)

Author:Yichen Hu  Qing Wei  Zhongyang Zhou  Jun Xie  Yongquan Ye  

Institution:UIH America, Inc.  United Imaging Healthcare  

Session Type:Digital Poster  

Session Live Q&A Date:Digital Poster (All Week)  

Topic:Mitigating motion, artifacts and imperfections  

Session Name:Acquisition, Reconstruction & Motion Artefact Correction  

Program Number:3374  

Room Live Q&A Session:

Non-rigid Respiratory Motion Estimation of Coronary MR Angiography using Unsupervised Fully Convolutional Neural Network

Author:Haikun Qi  Gastao Cruz  Thomas Kuestner  Niccolo Fuin  René Botnar  Claudia Prieto  

Institution:King's College London  

Session Type:Digital Poster  

Session Live Q&A Date:Digital Poster (All Week)  

Topic:Mitigating motion, artifacts and imperfections  

Session Name:Motion Correction: Non-Brain  

Program Number:3350  

Room Live Q&A Session:

Off-Resonance Self-Correction for Single-Shot Imaging

Author:Franz Patzig  Bertram Wilm  Simon Gross  David Brunner  Klaas Pruessmann  

Institution:ETH Zurich and University of Zurich  

Session Type:Digital Poster  

Session Live Q&A Date:Digital Poster (All Week)  

Topic:Mitigating motion, artifacts and imperfections  

Session Name:Mitigating Sample-Induced Artifacts  

Program Number:3400  

Room Live Q&A Session:

Optical prospective motion correction enables improved quantitative susceptibility mapping (QSM) of the brain at 7T

Optimal Coil Combination with Relatively Aligned Phase (RAP) for Phase-Cycled bSSFP Imaging

Author:Qing-San Xiang  Michael Hoff  

Institution:University of British Columbia  University of Washington  

Session Type:Digital Poster  

Session Live Q&A Date:Digital Poster (All Week)  

Topic:Mitigating motion, artifacts and imperfections  

Session Name:Mitigating Sample-Induced Artifacts  

Program Number:3401  

Room Live Q&A Session:

Optimized gradient spoiling for B1 mapping with UTE AFI that is less sensitive to the RF-spoiling phase increment

Phantom Development for the Standardization of fMRI Data across Multiple Imaging Sites and Scanners

Prospective motion correction using real-time FID navigator motion measurements

Quantitative abdominal imaging using 3D motion-robust MR fingerprinting

Quantitative Assessment MR-Assisted PET Respiratory Motion Correction in Colorectal Liver Metastases using PET/MR

Author:Sihao Chen  Cihat Eldeniz  Yasheng Chen  Hongyu An  

Institution:Washington University in St. Louis  

Session Type:Digital Poster  

Session Live Q&A Date:Digital Poster (All Week)  

Topic:Mitigating motion, artifacts and imperfections  

Session Name:Motion Correction: Non-Brain  

Program Number:3349  

Room Live Q&A Session:

Quantitative Assessment of Metal Artefact Reduction Sequence Used In Imaging in Patients with Orthopaedic Total Hip Replacement Implants

Real-time brain masking algorithm improves motion tracking accuracy in scans with volumetric navigators (vNavs)

Reduced Motion Artifact in Super Resolution T2 FSE Multislice MRI: Application to Prostate

Author:Soudabeh Kargar  Eric Borisch  Adam Froemming  Roger Grimm  Akira Kawashima  Bernard King  Eric Stinson  Stephen Riederer  

Institution:Mayo Clinic  Mayo Graduate School  

Session Type:Digital Poster  

Session Live Q&A Date:Digital Poster (All Week)  

Topic:Mitigating motion, artifacts and imperfections  

Session Name:Motion Correction: Non-Brain  

Program Number:3353  

Room Live Q&A Session:

Reduction of Static Off-Resonance Artifacts in T2*-Weighted Gradient-Echo MRI

Author:Jakob Meineke  Tim Nielsen  

Institution:Philips Research  

Session Type:Digital Poster  

Session Live Q&A Date:Digital Poster (All Week)  

Topic:Mitigating motion, artifacts and imperfections  

Session Name:Artifact Correction: Miscellaneous  

Program Number:3416  

Room Live Q&A Session:

Reverse-Encoding MRI Near Metallic Implants Using Missing Pulse Steady-State Free Precession

Author:Michael Mullen  Michael Garwood  

Institution:University of Minnesota  

Session Type:Digital Poster  

Session Live Q&A Date:Digital Poster (All Week)  

Topic:Mitigating motion, artifacts and imperfections  

Session Name:Mitigating Sample-Induced Artifacts  

Program Number:3404  

Room Live Q&A Session:

Scrambled readout polarities in 3D-encoded EPI markedly reduce the coherence of N/2 ghosts

Author:M. Dylan Tisdall  

Institution:University of Pennsylvania  

Session Type:Digital Poster  

Session Live Q&A Date:Digital Poster (All Week)  

Topic:Mitigating motion, artifacts and imperfections  

Session Name:Artifact Correction: Miscellaneous  

Program Number:3420  

Room Live Q&A Session:

Segmented Twin-resolution Acquisition of Cones Trajectory (STACY) and Coalesced Image Navigator for Free-breathing Cardiac MRI

Author:Kwang Eun Jang  Dwight Nishimura  Shreyas Vasanawala  

Institution:Stanford University  

Session Type:Digital Poster  

Session Live Q&A Date:Digital Poster (All Week)  

Topic:Mitigating motion, artifacts and imperfections  

Session Name:Motion Correction: Non-Brain  

Program Number:3352  

Room Live Q&A Session:

Self-navigated abrupt Motion Correction for SNAP with 3D golden angle radial k-space sampling (GOAL-SNAP) in Carotid Artery T1 mapping

Author:Jiaqi Dou  Yajie Wang  Chunyao Wang  Haikun Qi  Yu Wang  Huijun Chen  

Institution:King's College London  Tsinghua University  

Session Type:Digital Poster  

Session Live Q&A Date:Digital Poster (All Week)  

Topic:Mitigating motion, artifacts and imperfections  

Session Name:Motion Correction: Non-Brain  

Program Number:3341  

Room Live Q&A Session:

A semi-autofocus method to improve two-point Dixon spiral imaging

Author:Tzu-Cheng Chao  Dinghui Wang  Guruprasad Krishnamoorthy  James Pipe  

Institution:Mayo Clinic  Philips Healthcare  

Session Type:Digital Poster  

Session Live Q&A Date:Digital Poster (All Week)  

Topic:Mitigating motion, artifacts and imperfections  

Session Name:Mitigating Sample-Induced Artifacts  

Program Number:3399  

Room Live Q&A Session:

Sensitivities Constrained Phase Update (sCPU) for Ghost Artifacts Reduction

Author:Hai Luo  Meining Chen  Ziyue Wu  Bei Lv  Fei Peng  Shijie Wang  Wenkui Hou  Weiqian Wang  Gaojie Zhu  

Institution:AllTech Medical Systems  Marvel Stone Healthcare  

Session Type:Digital Poster  

Session Live Q&A Date:Digital Poster (All Week)  

Topic:Mitigating motion, artifacts and imperfections  

Session Name:Motion Correction: Brain  

Program Number:3368  

Room Live Q&A Session:

Spin-echo sequence with interleaved spiral acquisition avoids pulsation artifact for sagittal T1-weighted brain imaging at 3.0T

Author:Ke Jiang  Jiazheng Wang  Xiaofang Xu  

Institution:Philips Healthcare Greater China  

Session Type:Digital Poster  

Session Live Q&A Date:Digital Poster (All Week)  

Topic:Mitigating motion, artifacts and imperfections  

Session Name:Artifact Correction: Miscellaneous  

Program Number:3429  

Room Live Q&A Session:

Spiral Gradient Waveform Correction Using Multipoint Gradient Anchoring (MGA)

Author:Qi liu  Yuan Zheng  Yu Ding  Jian Xu  Weiguo Zhang  

Institution:UIH America, Inc.  

Session Type:Digital Poster  

Session Live Q&A Date:Digital Poster (All Week)  

Topic:Mitigating motion, artifacts and imperfections  

Session Name:Measuring & Correcting System Imperfections  

Program Number:3388  

Room Live Q&A Session:

Susceptibility effects of uHDC material upon static field homogeneity

Author:Christopher Sica  Navid Gandji  Qing Yang  

Institution:PennState University College of Medicine  

Session Type:Digital Poster  

Session Live Q&A Date:Digital Poster (All Week)  

Topic:Mitigating motion, artifacts and imperfections  

Session Name:Artifact Correction: Miscellaneous  

Program Number:3421  

Room Live Q&A Session:

A Synthetic Combination of Accurate De-enhanced Registration and Dynamic Artificial Sparsity for Robust High-Resolution Liver DCE-MRI

Towards Optimal Design of Orbital K-Space Navigators for 3D Rigid-Body Motion Estimation

Author:Thomas Ulrich  Franz Patzig  Bertram Wilm  Klaas Pruessmann  

Institution:ETH Zurich and University of Zurich  

Session Type:Digital Poster  

Session Live Q&A Date:Digital Poster (All Week)  

Topic:Mitigating motion, artifacts and imperfections  

Session Name:Motion Correction: Brain  

Program Number:3366  

Room Live Q&A Session:

Trajectory correction in high-resolution gated golden-angle radial Dixon imaging using the gradient impulse response function

Two-Dimensional Coil-signature-based Phase Cycled Reconstruction for Inherent Correction of Echo-Planar Imaging Nyquist Ghost Artifacts

Author:Silu Han  Mahesh Keerthivasan  Chidi Ugonna  Nan-Kuei Chen  

Institution:The University of Arizona  

Session Type:Digital Poster  

Session Live Q&A Date:Digital Poster (All Week)  

Topic:Mitigating motion, artifacts and imperfections  

Session Name:Artifact Correction: Miscellaneous  

Program Number:3419  

Room Live Q&A Session:

Unsupervised Deep Learning Method for EPI Distortion Correction using Dual-Polarity Phase-Encoding Gradients

Using NMR field probes to flag significant head movement at 7T

Author:Laura Bortolotti  Richard Bowtell  

Institution:Sir Peter Mansfield Imaging Centre, University of Nottingham  

Session Type:Digital Poster  

Session Live Q&A Date:Digital Poster (All Week)  

Topic:Mitigating motion, artifacts and imperfections  

Session Name:Motion Correction: Brain  

Program Number:3363  

Room Live Q&A Session:

Validation of Small Motion Quantification by aMRI Using a Digital Phantom