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Luis Eduardo Cofré Lizama


Last seen: 4 months ago Active since 2016

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Question


Getting inexistent files using dir function
Hi All, need some help withh this. Im currently reading all files names froom my folder containing data using the script below. ...

8 months ago | 2 answers | 0

2

answers

Answered
Extracting datetime and adding reference time
Thansk Stephen, it's working though there is a bit of an issue when in the original data the time passes the hour 59:59.9 nad be...

1 year ago | 0

Question


Extracting datetime and adding reference time
Hi All, I'm trying to extract the time and date from the highlighted cell below and then I need to add that (reference) to each ...

1 year ago | 3 answers | 0

3

answers

Question


Check if a field within a structure exist
I have a structure with data for different periods (9) of a timeseries. Sometimes within a structure there's a field called "Bre...

1 year ago | 1 answer | 0

1

answer

Question


find the closest datetime
Hi All, I'm struggling with this one that seems not difficult. I have a datetime column with the format HH:mm:ss.SSSS and for wh...

1 year ago | 3 answers | 0

3

answers

Question


cannot find existing number
I have the following data where fs =100; tstamp =(1/fs:1/fs:12000*(1/fs)) Then when looking for the value 117 (find(tstamp == ...

1 year ago | 2 answers | 0

2

answers

Question


date time from filename
Hi there I need to read the date and time from a series of filenames (4) that are not fully sync. First I'm struggling to only g...

1 year ago | 2 answers | 0

2

answers

Question


Two X axes with different directions
Hi All, I need to make a plot with Two X axes with different directions (axes below) x1 = 1:20; % axis in tau scale x2 = x1.*(...

1 year ago | 1 answer | 0

1

answer

Question


reading files that contain changing parts and parts that need to be ignored
Hi there I am trying to read in a loop a series of files that have certain parts that need to be ignored and others vary. For ex...

1 year ago | 1 answer | 0

1

answer

Question


Plot duration vertical line
Hi there. I need some help with the plot belwo where I need to add a vertical line at 00:01:10.01. I tried doing it as in a norm...

1 year ago | 1 answer | 0

1

answer

Question


Create duration array template
I need to create a duration array as below. However, instead of getting tx with a length of 720000, Im getting 7200000001? The ...

1 year ago | 1 answer | 0

1

answer

Question


subtracting time - datetime
Hi All, I'm struggling to substract the initial time from a datetime variable and get the results including milliseconds. I'n d...

1 year ago | 0 answers | 0

0

answers

Question


Yaw in mobile app
Dear All, I am currently recording mobile sensors data using the matab app when placing the phone on the chest with staps in ver...

2 years ago | 1 answer | 0

1

answer

Question


Polar Histogram, Circular Bar Graph or Similar
Hi All, I am trying to create a kind of polar histogram, "kind" because not sure if that's what I need. 1) I have a matrix wit...

3 years ago | 1 answer | 0

1

answer

Question


Opening .json file
Hi there, I am new at working with .json files and I am trying to open the data from an IMU. I using the code below, however, wh...

3 years ago | 1 answer | 0

1

answer

Question


Multiple linked callback functions
Hi All, I am new in app designer and I am trying to run a "2 steps" app. The first part calculates my outcomes (running fine) an...

3 years ago | 1 answer | 0

1

answer

Question


Accesing data in h5 file structure
Dear All, I am trying to access data in a .h5 file, which is in a structure. At a certain level I want to access the data by sel...

3 years ago | 1 answer | 0

1

answer

Question


Save matrix created within app designer
Hi All, I am trying to save a 1x18 matrix that contains the results of my data processing all whithin the same app designer Call...

3 years ago | 1 answer | 0

1

answer

Question


Setting pwelch frequency resolution
Hi All, I have a time series recorded at 100Hz for which I want to use pwelch (60 sec signal). My prob is that I want to obtain ...

3 years ago | 1 answer | 0

1

answer

Question


Reading txt file in GUI
Hi there. I was wondering whether is possible to read a specific *.txt file that is composed from selecting different values fro...

3 years ago | 1 answer | 0

1

answer

Question


Find peak using MinPeakWidth
Dear All, I am struggling to get some peaks right becasue it seems I am not using the input MinPekWidth properly. For example, i...

4 years ago | 1 answer | 0

1

answer

Answered
Problem reading h5 file
Thanks for your answer Walter, actually it was a path issue! When using my script in a loop I didnt realized I added the path to...

4 years ago | 0

| accepted

Question


Problem reading h5 file
Hi All, I have a h5 file (r1s1.h5) for which the original name was manually changed (was 20190809-143113_Walk.h5). Therefore whe...

4 years ago | 1 answer | 0

1

answer

Question


how to change a txt file name dynamically?
Dear All, I am struggling to change the name of the files saved after I re-arrange my data. I have a loop (x3) in which I read ...

5 years ago | 1 answer | 0

1

answer

Question


try and catch prob
Hi All, I am trying to read column headers in a file, however, sometimes the header varies by adding "_L" or "_R" to the name. I...

5 years ago | 1 answer | 0

1

answer

Question


Speeding up text reading
I am currently reading a "large" .txt file fro which I used the import tool in Matlab and then copied the generated code into my...

5 years ago | 0 answers | 0

0

answers

Answered
Using strcat within the fitrm function
Hi All, found the solution :). Perhaps the prob was my ignorance in using strings. rm = fitrm(t,modek{1},'WithinDesign',M);...

5 years ago | 0

Question


Using strcat within the fitrm function
Hi All. Just wondering why I cannot use strcat function to create the second inout for the fitrm function. CoV = {'...

5 years ago | 1 answer | 0

1

answer

Answered
Error labelling table columns
Thanks for helping me out guys. The funny thing is that whereas the error kept on saying that CoP_Side was the problem, I found ...

5 years ago | 0

Question


Error labelling table columns
I am trying to make a table and label using Table_RMA = array2table (CoP_Balance(:,1:98),'VariableNames',{'Patient','Gender','...

5 years ago | 2 answers | 0

2

answers

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