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. Author manuscript; available in PMC: 2011 Feb 15.
Published in final edited form as: Proc SPIE Int Soc Opt Eng. 2010 Feb 15;7622:76223G.1–76223G.9. doi: 10.1117/12.844359

Figure 4.

Figure 4

The effect of the exponent in modifying the respiratory signal. Higher exponents suppress projections that were acquired farther away in time from the desired respiratory phase.