Adam C Zelinski
Affiliation: Massachusetts Institute of Technology
- Fast slice-selective radio-frequency excitation pulses for mitigating B+1 inhomogeneity in the human brain at 7 TeslaAdam C Zelinski
Department of Electrical Engineering and Computer Science, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
Magn Reson Med 59:1355-64. 2008....
- SIMULTANEOUSLY SPARSE SOLUTIONS TO LINEAR INVERSE PROBLEMS WITH MULTIPLE SYSTEM MATRICES AND A SINGLE OBSERVATION VECTORAdam C Zelinski
Research Laboratory of Electronics, Massachusetts Institute of Technology, 77 Massachusetts Avenue, Cambridge, MA 02139
SIAM J Sci Comput 31:4533-4579. 2010..Greedy algorithms and techniques based on convex relaxation are derived and compared empirically. Experiments involve sparsity pattern recovery in noiseless and noisy settings and MRI RF pulse design...
- Sparsity-enforced slice-selective MRI RF excitation pulse designAdam C Zelinski
Research Laboratory of Electronics, Department of Electrical Engineering and Computer Science, Massachusetts Institute of Technology, Cambridge, MA 02139, USA
IEEE Trans Med Imaging 27:1213-29. 2008..28 times lower root mean square error than conventionally-designed 15-spoke pulses. To achieve this same level of uniformity, the conventional methods need to use 29-spoke pulses that are 7.8 ms long...
- Specific absorption rate studies of the parallel transmission of inner-volume excitations at 7TAdam C Zelinski
Massachusetts Institute of Technology, Research Laboratory of Electronics, Cambridge, Massachusetts, USA
J Magn Reson Imaging 28:1005-18. 2008..To investigate the behavior of whole-head and local specific absorption rate (SAR) as a function of trajectory acceleration factor and target excitation pattern due to the parallel transmission (pTX) of spatially tailored excitations at 7T...
- High-flip-angle slice-selective parallel RF transmission with 8 channels at 7 TKawin Setsompop
Department of Electrical Engineering and Computer Science, MIT, 77 Massachusetts Ave, Building 36, Room 766, Cambridge, MA 02139, USA
J Magn Reson 195:76-84. 2008....