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MRI Operator #4

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mehrhardt opened this issue Jul 26, 2018 · 3 comments
Open

MRI Operator #4

mehrhardt opened this issue Jul 26, 2018 · 3 comments
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@paskino

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@mehrhardt
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A SIRF Acquisition Model <=> A CIL Operator
A.direct(x)
A.adjoint(x)
@paskino paskino self-assigned this Jul 26, 2018
@paskino
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paskino commented Jul 26, 2018 •
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https://github.com/CCPPETMR/Hackathon-SIRF/blob/163c3a6de58ca76d8167d94858fcdace898f352d/src/xGadgetron/pGadgetron/Gadgetron.py#L1104-L1130

direct = forward
adjoint = backward

@mehrhardt
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Should include "subset" functionality. E.g. A[i].direct(x) "projects" for the ith coil.

@evgueni-ovtchinnikov
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computing one coil projection requires either some additions to gadgetron_x.* or editing function sample_data from ismrmrdtools/simulation.py

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@mehrhardt @paskino @evgueni-ovtchinnikov