Data Processing - Noraxon TeleMyo DTS Operating Document

Direct transmission system for surface electromyography
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stamps by clicking Mark during the recording trials. Once you have finished your
recording, simply click Stop.
After you have finished all the data acquisition for a selected muscle, click Database
to return to the Subject Database menu. From here, you can highlight your newly
acquired data and begin processing it.

5.2.3 Data Processing

From the Subject Database window, highlight any of the trials you wish to process
and then click View/Analyse. A trace of the EMG will appear in the Signal window, as well
as any events that were entered using the Mark function during acquisition. In the center
pane is the Bar graph where discrete samples of the EMG can be displayed in the bar
graph. Both these displays can be used to manually inspect elements of the EMG signal.
On the right hand side in the Record Option, you can begin processing the EMG.
Clicking the Marker Menu brings up various options for manually adding markers,
automatically adding markers by threshold, Max/Min, etc. The main purpose of setting
markers is to define analysis periods of your trace. For specific details on marker options,
refer to pages 82 – 85 of the MyoResearch XP Master Edition manual.
Next is the Edit Menu. N.B. Any changes made to the EMG signal are permanent; it is
therefore recommended that a backup be made before editing the signal. Alternatively, save
any changes done in Edit mode with the option Save as...., which allows you to create a
new record file (including all your edit changes) but keeping the source record in its
original status. The edit operations are organized in two Tools sections: Channel and File
Tools. All Channel Tools can be applied by channel, whereas File Tools always affect all
channels. For a complete list of tool functionality, refer to pages 86 – 91 of the
MyoResearch XP Master Edition manual.
The next button in the Record Option is the Signal Processing tool. This is the
bread and butter of any researcher, because this is where the raw signal begins to take
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