Respondida
Plotting matrix data without existing x-values.
S = load('befolkning2019.mat'); M = S.befolkning2019 X = 0:size(M,1)-1; plot(X,M) legend('male','female')

29 días hace | 0

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Respondida
Creating 25 x 2 matrix with each row range is 20
m = (0:20:499).' + [1,20]

29 días hace | 1

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Deleting specific repeating sequence from a column vector
"Might there be a more elegant solution?" You don't need a loop, just remove them all at once e.g.: Data = [ 0 %Pac...

alrededor de 1 mes hace | 0

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Respondida
Writing code to call functions
"I don't think I've learned how to properly call functions because I keep getting errors when trying to run function." The prob...

alrededor de 1 mes hace | 1

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Respondida
How to calculate and display electricity used in a month using fprintf?
Note that the assignment does not require that you also print the number of kWH, only the charge is required: n = str2double(in...

alrededor de 1 mes hace | 0

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Respondida
I just want to run my script within a certain time periodically. That's it all ....
Use https://www.mathworks.com/help/matlab/ref/timer.startat.html This is the function that lets you specify an absolute time ...

alrededor de 1 mes hace | 1

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Respondida
Why is my table being saved in a wrong way in a CSV file?
"Why is my table being saved in a wrong way in a CSV file?" Why do you think that MATLAB is doing something wrong? "but when I...

alrededor de 1 mes hace | 0

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Split File paths by '\' but file paths have varying subfolders and thus lengths
Your code is very complex. You can simplify it by letting DIR recursively parse the folder structure. Lets try it here: mkdir ...

alrededor de 1 mes hace | 0

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How to create struct of cell arrays
"I was wondering if this is the most "MATLABic" way of doing that" Yes. "...and why the following does not work" Because by d...

alrededor de 1 mes hace | 0

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cheatsheet for dealing with structures?
"im trying to get all timestamps "timestamp" (for finding duplicate fields) of sub stucture "trainLocations" from every first ce...

alrededor de 1 mes hace | 0

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importing multiple excel workbooks with multiple sheets into a cell array.
Based on my comment to your previous question: P = 'D:/foo/bar'; % absolute or relative path to the parent directory S = dir(f...

alrededor de 1 mes hace | 0

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Respondida
How to get specified data in table
Where T is your table: idx = strcmpi(T.OutputCase,'Pushover-x'); out = T(idx,{'StepNum','GlobalFX','GlobalFZ'}) https://www.m...

alrededor de 1 mes hace | 0

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Respondida
What is the fastest way to do repeated element wise matrix multiplication?
Reduce the number of operations inside the loop by replacing TIMES and SUM with MTIMES (of course adjusting the matrix/vector or...

alrededor de 1 mes hace | 0

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Respondida
Dealing data with text and numerical in .txt file
T = readtable('data.txt', 'Delimiter',{' ',':',','}, 'MultipleDelimsAsOne',true)

alrededor de 1 mes hace | 0

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Struct field name with space or special character
"Is there a way to have space in structure field names?" No.

alrededor de 1 mes hace | 2

Respondida
Editing csv data and convert it into a table
Lets fix the file so that it is formatted as a proper CSV file. Then importing it is trivial. S = readlines('EnergyLIS.csv') % ...

alrededor de 1 mes hace | 2

Respondida
Convert double to datetime when importing .csv
T = readtable('Trace.csv', 'Delimiter',';', 'VariableNamingRule','preserve') P = wildcardPattern + "(X)"; F = @(n) datetime(n,...

alrededor de 1 mes hace | 0

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Respondida
how to automate this manual code containing if else conditons?
S = [1 1 1 1 2 2 2 2 2 2]; V{1} = [20 10 40 50 40 30 20 10 20 30]; V{2} = [10 20 30 20 10 30 20 40 20 30]; M = vertcat(V{:});...

alrededor de 1 mes hace | 1

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Creating a colorbar in Matlab
"Is this colorbar automatic colors? As in Matlab picks its default colours?" Yes. The default colormap is described here: http...

alrededor de 1 mes hace | 0

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Respondida
Array indices must be positive integers or logical values. Error
x1= -2:0.01:2; % decimal comma -> point f1 = x1.^2-1; f2 = sin(x1); h1 = plot(x1,f1,'b',x1,f2,'r') % removed superfluous inde...

alrededor de 1 mes hace | 0

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calling a function with struct inputs
"How can I call such a function" Because it neither displays anything nor returns any output it is not a very interesting funct...

alrededor de 1 mes hace | 1

Respondida
using "&" with logical array
"why is not correct using &?" Who says that it is not "correct" ? What you show is not a code error (underlined in red), it is ...

alrededor de 1 mes hace | 0

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Respondida
How do I control the format of the date stamp on a plot axis with datetime values?
That is named the secondary label and has some rather rudimentary controls, e.g.: https://www.mathworks.com/help/matlab/ref/xse...

alrededor de 1 mes hace | 0

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Respondida
I don't know how to fix this, and I honestly don't know what caused this with chebfun
"...I honestly don't know what caused this with chebfun" You modified the function (perhaps accidentally) by adding some code o...

alrededor de 1 mes hace | 0

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Respondida
A bug? input: 1/0 output: -Inf
"A bug? input: 1/0 output: -Inf" Not a bug. Because your value x is actually negative zero not positive zero: https://en.wikip...

alrededor de 1 mes hace | 3

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Enviada


Number to Scientific Prefix
Convert a numeric value to SI-prefixed text (aka engineering / metric prefix). Bonus: binary prefixes!

alrededor de 1 mes hace | 10 descargas |

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Enviada


Scientific Prefix to Number
Convert SI-prefixed text (aka engineering / metric prefix) into numeric values. Bonus: binary prefixes!

alrededor de 1 mes hace | 3 descargas |

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Respondida
Weird display in date plotting
Lets convert your data into DATETIME (as they should be) and PLOT them: Date = {'2009-12';'2010-01';'2010-02';'2010-03';'2010-0...

alrededor de 2 meses hace | 0

Respondida
load .mat files in loop
Create some fake data files (it is much better when you provide some data files for us to work with): X=1; save 'S_out_02-10-20...

alrededor de 2 meses hace | 1

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Respondida
Not able to save a ".mat" file when the excel workbook is fetched within a function
"I am trying to fetch an excel sheet from a function and save it as a ".mat" file" That task is much easier and much more relia...

alrededor de 2 meses hace | 0

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