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Sonia Wiemann


Lehigh University

Last seen: plus de 2 ans il y a |  Actif depuis 2011

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cumulative probability curve as a percent
I have a data set that I want to plot a cumulative probability curve (as a percent). The values are all amplitudes of a signal. ...

presque 10 ans il y a | 2 réponses | 0

2

réponses

Question


counting data points
I have a data set of 1's and 0's like this 000001111100000111110000011111000001111100000 this data set is called "c" I need ...

plus de 12 ans il y a | 3 réponses | 0

3

réponses

Question


Summing groups of ones
If I have a list of ones and zeros....the ones are clustered together in groups....how can I ask the program to sum the ones wit...

plus de 12 ans il y a | 3 réponses | 0

3

réponses

Question


output time measurements
I have a sound signal that has been gated with the code "signal=uint8(output>= .02);" This gives me a list of "0's" and "1's" th...

plus de 12 ans il y a | 1 réponse | 0

0

réponse

Question


Moving average.
I have a sound signal that I nee to create smoothening with a 3 ms window this is like a moving average. the sampling rate is 4...

plus de 12 ans il y a | 1 réponse | 0

1

réponse

Question


Smoothen sound signal
How can I smoothen a sound signal (A) with a 3 msec window? Time points were assigned using the code "plot((0:length(data)-1)/44...

plus de 12 ans il y a | 1 réponse | 0

1

réponse

Question


RMS amplitude
How can I divide a sound wave by its rms amplitude?

plus de 12 ans il y a | 1 réponse | 0

1

réponse

Question


envelope function
So enveloping a sound signal is probably more complex than this but I want to create an envelope with a 3 ms decay. I have a sou...

plus de 12 ans il y a | 2 réponses | 0

2

réponses

Question


Assigning time points on X axis
I have a wav file imported as data points. I know the sampling rate is 44.1kHz per sec. I know that the file contains 18, 873 sa...

plus de 12 ans il y a | 1 réponse | 0

1

réponse

Question


Assigning time on x axis for audio samples
Hello, I have audio samples and I know the sampling rate (44.1KHz per sec)) I also have loads of samples of varying lengths(t...

plus de 12 ans il y a | 1 réponse | 0

1

réponse

Question


Gating a channel
I am looking for code to gate a sound channel in matlab. I am using a file of data points on a sound wave that I will assign tim...

plus de 12 ans il y a | 1 réponse | 0

1

réponse