Elias Gule

Last seen: nästan 3 år ago | Active since 2014

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Flip the Y-axis ticks without flipping the plot
I guess you want something like what the ff code produces. x = 30:5:65; y = 0:5:35; scatter(x,y); yTickLabels = arrayfun...

mer än 5 år ago | 1

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Hey guys, please i need help on how to validate a vector using a while loop
isValid = all(x>0) && length(x)==3;

mer än 5 år ago | 0

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Not enough inpout arguments in while loop
fprintf('%4u %12.8f %12.8f %12.8f %12.8f %12.8f %12.8f\n',k,fn,x,lamda,norm(grad)) looks suspicious. fprintf appears to ...

mer än 5 år ago | 0

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how to find peaks like P,Q,R,S and T detection of ecg signal for my data that i acquired for a period of 10 minutes(600000samples)through BIOPAC SYSTEMS MP45 with a sampling frequency of 1000hz?can anyone suggest me the code for my data
use the 'findpeaks' function. See the docs for more info: <https://www.mathworks.com/help/signal/ref/findpeaks.html>

mer än 5 år ago | 0

Answered
What is the easiest way to embed a text data file into a .m function so that you don't need two files.
I guess you can store your data as part of the code. Your may create an inner function or a subfunctions that initializes your l...

mer än 5 år ago | 0

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What is the code that converts decimal to octal without using the built-in functions?
The following code is neither elegant nor memory efficient, but it appears to address your question: function output = dec2...

mer än 5 år ago | 0

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Is it possible to run multiple scripts in different file paths from one single script?
Use the 'run' function. If you want to know how to use this function: type the command 'doc run' on the command window. Ta!

mer än 5 år ago | 0

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How can I hide and unhide objects based on radio button selecions
I think you need to set the Visible property to 'off' instead of 0, and 'on' instead of 1.

mer än 5 år ago | 0

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How do I ask the user for a persons name and output the birthday of the person?
I hope the attached files will help.

mer än 6 år ago | 0

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How can I tell how many cores matlab has available for batch jobs?
Does this answer your question: N = maxNumCompThreads()

mer än 6 år ago | 0

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I have a text file contain the date and time like this 20180405125901 (2018-April-05 12:59:01), can matlab load the file and convert it to datetime like this 05-Apr-2018 12:59:01
try this: str = '20180405125901'; t = datetime(str,'InputFormat','yyyyMMddhhmmss')

mer än 6 år ago | 0

Answered
how to crop image
Please see this: https://www.mathworks.com/help/images/ref/imcrop.html and https://www.mathworks.com/matlabcentral/fileex...

mer än 6 år ago | 0

Answered
Column multiplication in the same matrix
I believe this works as expected: x11 = [1 2 3; 4 5 3; 2 8 3]; [nr,nc] = size(x11); for col = 1 : nc col_data = x11(:...

mer än 6 år ago | 0

Answered
Trouble reading 6 excel files (with multiple sheets) and storing each excel as a its own matrix with my loop.
ok, lets do this then: foldername = 'My Folder Path'; files = dir(fullfile(foldername, '*.xlsx')) for i = 1:length(files)...

mer än 6 år ago | 0

Answered
Trouble reading 6 excel files (with multiple sheets) and storing each excel as a its own matrix with my loop.
Doing this might help: Replacing data = xlsread(fullfile(foldername,files(i).name)); with data{i} = xlsread(full...

mer än 6 år ago | 0

Answered
Table array with numerical row names
Convert your vector of strings to a cell array of strings. v = 1 : 20; % replace with your vector row_names = arra...

mer än 6 år ago | 0

Answered
How can I find and remove the rows starting with different word?
I hope this helps. Cnew = cellfun(@char,Cnew,'uni',0); % convert the cell array contents to string index = cellfun('...

mer än 6 år ago | 1

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Answered
Column multiplication in the same matrix
Here you go: [nr,nc] = size(x11); for col = 1 : nc col_data = x11(:,col); col_prod = bsxfun(@times,col_data,x11(...

mer än 6 år ago | 1

Answered
how to match two consecutive items
Assuming that you have stored your text in a variable named "txt". The following code should do what you want. txt = regexp...

mer än 6 år ago | 0

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import an easy file
In this code: [FileName,PathName] = uigetfile('../*.csv','MultiSelect','off','title','path'); FileName is simply the n...

mer än 6 år ago | 0

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Answered
How can I store the places of two different points at two different time?
I think this is what you mean: You have a time vector with elements like 150,200,etc, and a position vector with elements l...

mer än 6 år ago | 0

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Answered
Create a function from a table, Part 2 (revised)
I hope this.

mer än 6 år ago | 0

Answered
read data formatted like ip address from a text file
Assuming that you want to store the data as strings, and that the delimiters are 'whitespace' and ':'. filepath = 'the_path...

mer än 6 år ago | 0

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Answered
Index satisfying multiple conditions
Just replace the '&' with '|'. Because you want the value in column 2 where the month is 1 or where the month is greater or equa...

mer än 6 år ago | 0

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How can I identify push button in app designer?
Please follow the steps as outlined by the arrows in the attached picture. Basically, what you should do is 1) Select the Des...

mer än 6 år ago | 1

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Answered
How to access all subdirectorie?
See this for an example.

mer än 6 år ago | 0

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How do I extract the last Time value from a .txt file using regexp?
For this particular case, the following 'regex' seems to be working: expr = '(?<=Time\s*:\s*(\d{2}:\d{2}:\d{2}\.\d{2},\d{2}...

mer än 6 år ago | 0

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Plotting a function given a range of inputs
First define your vector x as: dx = 0.01; x = 2:dx:20; % where dx in the increment from one x value to the other. ...

mer än 6 år ago | 0

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How to avoid Globals on a code created (complex) Figure?
Maybe this might help: <https://www.mathworks.com/help/matlab/ref/guidata.html>

mer än 6 år ago | 1

Answered
I have a problem. Help me please! I want to show a size of a picture
I guess you're not seeing the image info that you want because you of this line: s=strcat(info.Width,info.Height); The ...

mer än 6 år ago | 0

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