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. Author manuscript; available in PMC: 2016 May 18.
Published in final edited form as: Proc SPIE Int Soc Opt Eng. 2016 Mar 29;9788:978815. doi: 10.1117/12.2216418

Figure 2.

Figure 2

An outline of CEST image processing. The four pre-injection scans acquired are averaged and then a Gaussian filter is performed. The same process is performed with the six post-injection scans. The average post-injection scan is subtracted from the average pre-injection scan. The CEST spectrum from the remaining difference (post-pre) image is fit to generate pHe of the tumor.