Abstract #4231

Improved Time Fidelity in Sparse ADMM Reconstruction via Tempered Data Weighting

Eric A. Borisch¹, Joshua D. Trzasko¹, and Stephen J. Riederer¹

¹Mayo Clinic, Rochester, MN, United States

By adding an age-of-sample dependent weighting to the data fidelity penalty of an Alternating Direction Method of Multipliers sparse reconstruction of a view-shared accelerated acquisition, improved temporal fidelity is observed in a time-resolved motion-controlled phantom study.

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