Community Profile

photo

adam


6 total contributions since 2013

Contact

adam's Badges

  • First Review
  • Thankful Level 1

View details...

Contributions in
View by

Question


does anyone have example of how to use SVM for time series classification?
I have 20 series,they look like musical signals(different frequencies and amplitudes within each time series),I need to classify...

más de 2 años ago | 0 answers | 0

0

answers

Question


reconstruct a signal from modified approximation coefficients
Hi, I have a problem when using the functions wrcoef and upcoef. Actually, I have a set of points that i call signal. I want ...

más de 4 años ago | 0 answers | 0

0

answers

Question


I am searching for calculating the maximal frequency existing in some discrete signal. Here are the values of the signal: 1.0e+003 * 2.3784 2.3435 2.3145 2.2680 2.2785 2.2380 2.1580 2.1234 2.1168 2.1215 2.
I am searching for calculating the maximal frequency existing in some discrete signal. Here are the values of the signal: 1.0e...

más de 6 años ago | 0 answers | 0

0

answers

Question


How can I get the cutoff frequency of the wavelet low pass fitler of db4? I mean how can I know the remaining frequenies in the approximation signal resulting by the DWT decomposition?
How can I get the cutoff frequency of the wavelet low pass fitler of db4? I mean how can I know the remaining frequenies in the ...

más de 6 años ago | 0 answers | 0

0

answers

Answered
How can I get a time-frequency representation of the resulted details and approximation signals from a discrete wavelet transform?
Thank you Wayne But my signal is a discrete one so I must show the frequency components and their localization in time for every...

más de 6 años ago | 0

Question


How can I get a time-frequency representation of the resulted details and approximation signals from a discrete wavelet transform?
I am using discrete wavelet tranform to separate frequency bands from a given signals. My question is, How can I get a time-freq...

más de 6 años ago | 2 answers | 0

2

answers