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Grid in MIMO nyquist diagram
I am not certain what you want to do or how much of the documentation you have explored. Most of the Control System Toolbox a...

25 días hace | 1

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Fittype issue: unrealistic results and problems with upper and lower bounds
The bounds may not be set correctly. Note that while ‘a’ is supposed to be between 0.1 and 1, your bounds for it are between 10...

26 días hace | 0

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Parameter estimation of SEIHRDBP model
Thank you for quoting my code! The problem was here: c0=theta(end-3:end); use this instead: c0=theta(end-7:end); Since m...

26 días hace | 0

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unable to plot semilogy properly
The easiest way to solve that is to plot each curve on its own y-axis using the yyaxis function — % QPSK M = 8; k = log2(M)...

26 días hace | 0

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datetime don't displays the correct order
The 'InputFormat' and 'Format' name-value pairs are not the same. You need to specify them separately — aaa=datetime(dataa,...

26 días hace | 0

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How to get daily max, min, and mean from a timetable?
Your groupsummary call is correct, except for not putting the data variables in square brackets (or curly braces). With that...

26 días hace | 0

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I'm unsure of why there is an error on F=@x
The statement order is reversed from what it should be — f=@(x)exp(-0.5*x)*(4-x)-2; df=@(x)exp(-0.5*x)*(-3+0.5*x); Xs = n...

27 días hace | 1

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small floating point has been considred as zero value!
Your code works correctly when I run it here — x=0.16 if x>0.1 d=1 else d=0 end d .

27 días hace | 0

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Find Area under the curve as a non negative
It would help to have the data. Perhaps selecting everything with both x and y coordinates greater than zero, and then integr...

27 días hace | 0

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Transparency in scatter plot
It would help to have representative data. I suspect the vector you are using as ‘C’ has very low positive values (perhaps on ...

27 días hace | 0

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readtable() ignores variable names and loses data when "extra" cells contain values
‘How can I tell readtable() to ignore any extraneous cells to the right of the main data that starts in A1?’ Without a file t...

27 días hace | 0

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Importing data from outside matlab directory?
Probably the easiest way is to use the fullfile function to generate the complete path to the file. To access other files in th...

28 días hace | 0

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Acceleration of code by replacing two nested for-loops
This could be difficult with your code because of the multidimensional nature of ‘B’, however the usual approach is to create m...

28 días hace | 0

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Viewing a house in MATLAB
The walls and roof needed duplicates with some offsets to plot correctly. Other than that, the patch arguments are set up to be...

28 días hace | 0

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How to develop "a model" from a given m-file of regression analysis?
If your data are the same as in your earlier post, you can get all that information from the Curve Fitting Toolbox result. Th...

28 días hace | 2

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how to plot a diagram that includes many excel data?
One approach is to read the files in to separate cell arrays, then vertically concatenate them, and then choose the ‘Absolute T...

29 días hace | 0

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Replace Before A Specific Character
Assuming that you want to replace it with '9999' — diffStr="4026y 4 mo 13d 9h 26m 20.145s" val = num2str(9999) diffStr = reg...

29 días hace | 0

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How can I plot the linear variation?
Calculating the llinear regression was straightforward, however calculating and plotting the regression plane was something of a...

29 días hace | 1

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Creating multiple cylinders in different coordinates
Perhaps this — [X,Y,Z] = cylinder(1,20); cm = colormap(turbo(10)); figure hold on for k = 1:10 ofst = randi(9,2);...

30 días hace | 0

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How to find corresponding frequencies for frequency magnitudes in FFT analysis
I am not certain what you want from these calculations. I used my own fft call (since I found it difficult to understand your...

alrededor de 1 mes hace | 0

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Curve fitter, how to start?
Try this — T1 = readtable('data.xlsx'); Var1 = str2double(cellfun(@(x)regexp(x, '\d*', 'match'), T1.Var1)); T1 = removevars(...

alrededor de 1 mes hace | 0

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Table not aligning properly
Use fprintf instead of disp — ThePriceisRightWheel function ThePriceisRightWheel() clc clear RunTotal = 100000; Cont...

alrededor de 1 mes hace | 0

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Showing information on a plot
Retrieving and showing all that information is not straightforward, however it is definitely possible. Use stepinfo to get the ...

alrededor de 1 mes hace | 0

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How do I extract a difit from a binary string
Tweaking your code — A=45; B=dec2bin(A) lb=length(B); C=strings(lb,1); % D=convertCharsToStrings(B); for i=1:lb C(i)...

alrededor de 1 mes hace | 0

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Deleting 3rd column of all cell double inside a variable than combine the data together
I limited the run to the first 20 ‘Pr_error_2’ cells because the full set required more time than the 55 second limit here permi...

alrededor de 1 mes hace | 0

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How to plot a function using a variable that is calculated over a range?
When in doubt, vectorise every multiplication, exponention, and division. With those changes (and nothing else) it works — ...

alrededor de 1 mes hace | 1

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Ones function printing out
The fprintf call will execute and print even if there is a semicolon at the end of that call. X1 = rand(3,5); fprintf('Size ...

alrededor de 1 mes hace | 0

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generate average numbers between two numbers inside a vector
One approach — V = [3.4789; 0; 0; 3.3535; 0; 0; 3.2398; 3.2263; 0; 0; 0; 3.0846; 0; 0; 2.9815; 0; 2.9430; 0; 2.9055]; r0 = [2...

alrededor de 1 mes hace | 0

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How to add a legend for multiple figures with horizontal and south location
I am not certain what you want. Try this — % Please how can add one legends for the subplots. I want the legend % location...

alrededor de 1 mes hace | 0

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How to fix the error
The error message is clear. Put the function at the end of the file and the code works — % Set random seed value rng(123)...

alrededor de 1 mes hace | 0

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