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Performance analysis of 12-fold accelerated JVC-GRAPPA and J-LORAKS reconstructions for multi-echo MPRAGE acquisition with different k-space staggering amounts across echoes.
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| RMSE(JVC-GRAPPA): MPRAGE @ R=12 | RMSE(J-LORAKS): MPRAGE @ R=12 | ||||||||
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| ∆kz | ∆kz | ||||||||
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| 0 | 1 | 2 | 0 | 1 | 2 | ||||
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| ∆ky | 0 | 7.3% | 6.7% | 6.7% | ∆ky | 0 | 7.1% | 6.8% | 6.8% |
| 1 | 6.6% | 6.6% | 6.6% | 1 | 7.0% | 6.8% | 6.8% | ||
| 2 | 6.4% | 6.4% | 6.4% | 2 | 7.0% | 6.8% | 6.8% | ||
