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Chapter 5 Examining Spectrum Data
5-42 Applied Biosystems
5
5.7 Noise Filtering/Smoothing
Description The Noise Filter/Smooth function includes four options for
reducing noise in a spectrum trace:
• Default smoothing
• Noise-filtering
• Smoothing by the Gaussian method
• Noise removal
Procedure To noise-filter or smooth the display:
1. Select Duplicate Active Trace from the Display menu
to keep the original data displayed after processing.
2. From the Process menu, select Noise Filter/Smooth.
The Noise Filter/Smooth dialog box (Figure 5-13) is
displayed.
Figure 5-13 Noise Filter/Smooth Dialog Box
NOTE: The smoothing/filtering method selected in this
dialog box is the method performed when you click
in the toolbar.