How do a filter a specific frequency for a set of data?

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keith lin
keith lin am 5 Jun. 2013
Let's say I have a .mat data file it is filled up with noise at 60hz, how do I filter them away?

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Honglei Chen
Honglei Chen am 6 Jun. 2013
The example in the following reference page may be a good start
http://www.mathworks.com/help/dsp/ref/iirnotch.html

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