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Daoyuan


Active since 2014

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Question


sgolayfilt function use the whole sgolay matrix?
Hi, I recently started trying to port sgolayfilt() into my own c code. I realized through looking at the sgolayfilt function...

9 years ago | 0 answers | 0

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answers

Question


Filters to Equalize Flicker noise
Hi, I have been acquiring data between 0.1 to 50 KHz using an ADC and saving data to computer. From plotting the data in Mat...

9 years ago | 0 answers | 0

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answers

Question


iirnotch filter notch depth
Hi, I am quiet new to this, I am currently using a iirnotch() filter for 60 Hz sin wave. The code typically looks like this: ...

9 years ago | 0 answers | 0

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answers

Question


tf2sos of iirnotch giving different results
Hi, I am trying to use iirnotch() for filtering, I noticed that if I ran the coefficients from iirnotch (2nd order) through t...

9 years ago | 1 answer | 0

1

answer

Question


Using grpdelay sampling frequency
Hi, I am new to DSP and currently following an example for all pass filters. in the following code, I noticed an error occurs...

10 years ago | 0 answers | 0

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Question


Difference between fvtool and freqz
Hi, I am currently using a few notch filters, however a lot of the time I notice different results depending on if I am using...

10 years ago | 1 answer | 0

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