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computehrv [2010/06/21 23:02]
jochen created
computehrv [2010/06/22 23:20] (current)
jochen changed heartbeats text to link
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 ===== Motivation ===== ===== Motivation =====
-Both heart beat onsets (R wave time points) as well as sliding beats-per-minute(BPM) are already interesting measures, ​both most publications refer to summarizes ​measures when GCR data reported. One of the most common of these is heart-rate variability (HRV). This function computes the power spectral contribution of frequencies in two specified ranges.+Both heart beat onsets (R wave time points) as well as sliding beats-per-minute (BPM) are already interesting measures, ​but most publications refer to summary ​measures when GCR data reported. One of the most common of these is heart-rate variability (HRV). This function computes the power spectral contribution of frequencies in two specified ranges.
  
 ===== Requirements ===== ===== Requirements =====
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 % compute relative power contribution HFP/LFP % compute relative power contribution HFP/LFP
 rel_pow_HoverL = hrv.hfp / hrv.lfp;</​code>​ rel_pow_HoverL = hrv.hfp / hrv.lfp;</​code>​
 +
 +The following screenshot was taken during this example (while the second call to [[heartbeats]] is being executed):
 +
 +{{:​neuroelf_heartbeats_doublewindow.png|heartbeats with overview on top}}
 +
 +**Note: if the function (heartbeats) is called twice with plotting enabled, the result of the overview of the first call will be re-positioned so that it can be easily used as input to the second pass.**
computehrv.1277154158.txt.gz ยท Last modified: 2010/06/21 23:02 by jochen