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vaggelis papasot


14 total contributions since 2016

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Question


How to write strings and numbers in excel file?
I want to write data in an excel file. I need the first row to strings/labels of the data e.g f_min, f_max_, loss_1, loss_2. The...

casi 2 años ago | 1 answer | 0

1

answer

Question


How to find water vapour density for gaspl
I want to use gaspl function. It takes as input arguments distance m, temperature in Celsius, frequency in the interval of [100-...

alrededor de 2 años ago | 2 answers | 0

2

answers

Question


Insert arrows to plot with multiple lines
I have a plot created with hold on. The colors of the lines are quite similar and i want to insert arrows pointing to the right ...

alrededor de 2 años ago | 0 answers | 0

0

answers

Question


How to load HITRAN database in matlab?
I need to use HITRAN database <http://hitran.org/lbl/> for water and oxygen isotopologues in the TeraHerz frequncy band. Is ther...

alrededor de 2 años ago | 0 answers | 0

0

answers

Question


Plot cosine like function
I have a function for autocovariance and i need to prove that the fourrier transform of it, is the spectrum of a signal. Also i ...

alrededor de 2 años ago | 0 answers | 0

0

answers

Question


What are and how to define indepedent unit wiener processes?
I currently read some papers where i find the term "mutually indepedent unit Wiener processes", is this term a form of Wiener de...

alrededor de 2 años ago | 0 answers | 1

0

answers

Question


How to create a unit wiener process
I want to create a wiener process with mean = 0, and variance 1. I wrote the following script and get mean values close to zero ...

más de 2 años ago | 1 answer | 0

1

answer

Question


how to implement neural network for eeg motor imagery classification?
I extracted a 140x16 feature table with each line representing the feature vector of one experiment.Also i have the class labels...

más de 3 años ago | 1 answer | 0

1

answer

Question


how to caluclate mutual information for bci data?
I have the bci competition ii dataset iii eeg data.I perform 4 level dwt with 'db2' wavelet.As features i use min,max,std,mean f...

más de 3 años ago | 0 answers | 0

0

answers

Question


how to bandpass eeg data?
Hi. I want to get the maximum amplitude of frequency values of mu and beta rythms from the eeg signal of bci competition ii dat...

más de 3 años ago | 1 answer | 0

1

answer

Question


how to get frequency bands of eeg?
Hi. I have a task of motor imagery.Except of discrete wavelet transform which gives time domain features i want to add to my ...

más de 3 años ago | 0 answers | 0

0

answers

Question


how to plot animated square tiles?
Hi. I want to plot 5 square tiles in the shape of a cross.My goal is to change "online" the color of the tiles according to a n...

casi 4 años ago | 1 answer | 0

1

answer

Question


How to plot microvolts values in matlab?
Hi. I have eeg data that are in microvolts from emotiv.Fs=128 aquisition time=1min. When i plot the signal with the time vector...

casi 4 años ago | 2 answers | 0

2

answers

Question


plot coeficients of discrete wavelet transform for emotiv eeg
Hi. I want to perform discrete wavelet transform to eeg data from emotiv headset.I use wavedec with db2 and 5 levels of decompo...

casi 4 años ago | 0 answers | 0

0

answers