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Panos Kerezoudis


Last seen: ungefär en månad ago |  Active since 2023

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Programming Languages:
MATLAB
Spoken Languages:
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Question


Segment data into overlapping windows
Hi! I have a vector of time series data (1x300), that I would like to segment into 20 segments that are 100 ms in duration and ...

7 månader ago | 1 answer | 1

1

answer

Question


Group values in a vector
Hi, I have a long column vector ('trialnr', attached), whose elements are integer numbers from 1 to 55 (they index events in t...

ungefär ett år ago | 1 answer | 0

1

answer

Question


Sort elements in cell array in descending order
Hi! I hava a cell containing three row vectors and I would like to sort each vector in descending order. Other than using a ...

ungefär ett år ago | 1 answer | 0

1

answer

Question


Signal auto-correlation in matlab (xcorr function)
Hi! I am working on an EEG-electrophysiology dataset ('csd'). It is structured as a 3D array (channels x time x trials). The d...

mer än ett år ago | 1 answer | 0

1

answer

Question


Arrange column vetors into table
Hi! I used the findpeaks function in matlab to find local maxima ('peaks') in a vector and their indices ('locs'). I would li...

mer än ett år ago | 1 answer | 0

1

answer

Question


Attach first column with names to matrix with coordinates
Hi! I have a matrix ('positions') with 3 columns (x,y,z coordinates) and 200 rows (intracranial electodes). I also have a cha...

mer än ett år ago | 1 answer | 0

1

answer

Question


Plot legend labels using loop
I am plotting the power spectrum from 16 channels. PSD was calculated using the pwelch function and its output has 3 dimensions:...

mer än ett år ago | 1 answer | 0

1

answer

Question


Bar plot of categorical data
Hi! I have a small column vector (46x1). Each row has a number (0-7), where each number encodes a specific electrode location. ...

mer än ett år ago | 1 answer | 0

1

answer

Question


MATLAB Problem. How to design matrix from eigenvalues
This is a previously posted problem that I am working on but I can't find any solutions online. Here is the description: Write...

mer än ett år ago | 2 answers | 0

2

answers

Question


Make loop more efficient
Hi! I am new to Matlab and I am currently going through coding exerices to become more skilled at it. I would appreciate any h...

mer än ett år ago | 1 answer | 0

1

answer