Community Profile

Contact

Top 5% contributor

Thank you so much for such a quick answer! I tried your code but I still have one problem. I forgot to mention (sorry) I ne...

accepted

0

Answered 2 years ago

I am trying to build a band pass filter from .1 to 40 Hz, IIR or FIR, and then analyze it in matlab. Does anyone know reasonable...

3 Answers

Asked 4 years ago

I am using STFT to look at EEG data which contains 1-20Hz frequencies. I have been getting very 'blurry' results. I have played ...

3602 views

Posted 4 years ago

I have a set of variable names numbered sequentially. For example one set is AllChDeltaPreStim1,2,3,4,5 (so there are 5 diff...

2 Answers

Asked 1 year ago

I have a 1*1 structure with 4 fields. The structure was generated from anova1 so I didn't create it. One field is 33 *2 and I wa...

Asked 2 years ago

I am sure this is so simple but I can't work it out. I have a 513*86 array where the columns are the variables and the rows are ...

I know this must be very simple but please help if you can! I have the following code. I am trying to find out values of p for...

1 Answers

Asked 7 months ago

I have a 513*40 matrix of EEG data so that means microvolt values ranging from -30 to 30. I want to use the function PCA in orde...

I can perform a wavelet cross coherence using Matlab but I do not know how to tell what parts of the resulting transform are sta...

I have EEG data that is event related so the data times actually go from -500 to 1500 ms with fs=256. I would like to create a s...

I know this is so basic but I just can't get this to work. I have a dataset 13*30 representing power values of different frequen...

I am comparing EEG signals. I don't know what the optimum value of ntw should be. It is the length of the smoothing window. The ...

I am trying to do a complex 1-D CWT but the wave name cmor1-1.5 is not being accepted and the error message says invalid wavenam...

I would love any help anyone has to offer. I would like to make an autocorrelation of my EEG data from the command line. The tst...

1763 views

I have row vectors representing the appearance of a stimulus. The stimuli are logged as a square wave such that when the stimulu...

Asked 1 month ago

I am fairly new to signal processing and I would like to use the pmtm (thomson multitaper method) to estimate the PSD. However, ...

1113 views

Posted 5 years ago

I am new to function writing and don't understand the error message I am getting when I try to run this function function y...

0 Answers

I have an observed rate of success, k=2 out of n=80 trials where k=uniform(0,1). What I want to estimate is the prior distributi...

Asked 8 months ago

I am trying to use PCA in Matlab 2013. I have 50 variables with 52 observations for each. In the example given in documentation ...

Asked 10 months ago

I have EEG data which is a 513 by n matrices of microvolt values. Each column corresponds to a vector in time that, when plotted...

I am new to using ANNs practically so please be patient! I have two main questions 1. what does MU actually mean in the trainbr...

If anyone understands how to pick scales for cwt using FFT I would so appreciate the advice. I am using Torrence and Compo's cod...

I am asking a lot of questions lately and appreciate the help! I am about to finish my defense in neuroscience but am pretty new...

I have a 45 * 513 *52 matrix that represents 52 cwt coefficient matrix with a morl non-complex wavelet. I really need to collap...

I built a new wavelet from a pattern I had using the wavemenu gui. I exported it to a file, and also to the workspace. But it do...

I am trying to use BSS for EEG signal processing. I only have 4 channels, but the problem is that the data is so noisy simple fi...

I am trying to analyze EEG channels using FastICA GUI for Matlab 7.x I can enter the data and click the buttons but am very conf...

1048 views