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. Author manuscript; available in PMC: 2008 Sep 30.
Published in final edited form as: J Neurosci Methods. 2007 Jun 8;165(2):297–305. doi: 10.1016/j.jneumeth.2007.06.003

Fig. 2.

Fig. 2

Effect of denoising on data recorded in the absence of hardware high-pass and 60 Hz band-reject (notch) filters. (a) Waveform of one channel before (red) and after (blue) denoising. (b) Power spectrum averaged over channels before (red) and after (blue) denoising.