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. Author manuscript; available in PMC: 2012 May 1.
Published in final edited form as: J Magn Reson Imaging. 2011 May 1;33(5):1184–1193. doi: 10.1002/jmri.22530

Figure 6.

Figure 6

Adaptive filter results during GRE (Subject 1). a: TR= 14 ms. b: TR = 100 ms. “Raw ECG” signal includes analog low-pass filtering but not adaptive filtering, and “Corrected ECG” signal includes analog and adaptive filtering. Gradient switching artifacts are evident in the Raw ECG signal and are not eliminated by the analog low-pass filter, but are significantly suppressed by adaptive filtering.