Answered
Plotting HSP in Matlab
Use the hold function — [x,y,z] = sphere; radius = 7.1; x = x * radius; y = y * radius; z = z * radius...

2 years ago | 0

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Efficient way to run code multiple times
I would use the ndgrid function to create matrices from the parameters that you want to vary, convert the output matrices to ve...

2 years ago | 0

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How can I do a 3D plot after simulation.
Try this — LD = load('output_a_f_LL_bus5.mat'); Data = LD.Id_6.Data; t = LD.t.Time; figure plot3(Data(:,1), Data(:,2), t...

2 years ago | 0

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Answered
Anonymous function of a series of nonlinear equations to accept vector input
Either: f= @(x1,x2,x3) [x1.^3;x2.^2;x3.^2]; x=[1;1.2;1.3]; f(x(1),x(2),x(3)) or: f= @(x) [x(1).^3;x(2).^2;x(3).^2]; x=[1...

2 years ago | 1

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Why can't I edit y label and x labels in matlab subplot figures (.FIG)
I’m not certain what the problem is. You can get the handles to each subplot with: Axsp = subplot(3,2,4); ...

2 years ago | 0

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Answered
How to surface or mesh plot imported data?
‘... I need some commands that instructs MatLab that VarName1 and VarName2 are x and y respectively, while VarName3 is the z-coo...

2 years ago | 0

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Answered
Not enough input arguments when using bar()
Use the categorical function — x = categorical(["Outdoor1" "Outdoor2" "Outdoor3" "Outdoor4"]); y = [540 524 515 424];...

2 years ago | 1

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Answered
Ytick label is repeated and not alligend correclty
The tick labels are text objects, so it should be possible to change their alignments. (I cannot find that property documented ...

2 years ago | 0

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How to plot multiple time series cell arrays as a shadowed area
Answer 1: See the colororder call. Answer 2: Yes, although it takes a bit of exploring to determine what those curves are. ...

2 years ago | 1

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Answered
Interpolating the indexes of values in a Vector
Use interp1 for this — a = [2 4 6 8 10 12 14 16]; k = 1:numel(a); interpc = @(b) interp1(a,k,b); bvector = [4.5 5 6 14.3]...

2 years ago | 0

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Answered
how can we find the coordinates of more points besides the points automatically generated by Contour in MATLAB?
You can define specific isolines — [X,Y,Z] = peaks(50); figure contourf(X, Y, Z, 'ShowText',1) title('Default Behaviour')...

2 years ago | 0

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Changing numeric variables based on symbolic variables in a set of differential equations.
It can, actually, using the vpa function: test1 = vpa(subs(P_lv, V_lv, Y(end, 1)), 8) test2 = vpa(subs(P_C_vp, V_C_vp, Y...

2 years ago | 0

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Answered
How to remove the year from a datetime table column
The ymd function may be worth exploring. EDIT — (18 Sep 2023 at 23:08) Here is an example that also includes a scatter plo...

2 years ago | 0

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Answered
Frequency response from a transfer function?
I assume you intend a bode or bodeplot plot — s = tf('s'); G = exp(-s)/(2*s+1) figure bodeplot(G) grid See the docume...

2 years ago | 1

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Adding labels to plots with LaTeX syntax
In the text call, specify 'Interpreter','latex', however the more interesting part of this was (finally) figuring out how to cor...

2 years ago | 0

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i want to draw this DOP figure with these specific parametres
This probably represents a multi-exponential decay, because a single exponential doesn’t faithfully reproduce it. I would nee...

2 years ago | 1

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Answered
Resolving errors with Raphson method
My pleasure! The ‘y’ assignment needs to be an anonymous function, if I understand correctly what you want to do. That cha...

2 years ago | 0

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Answered
Is there a way to remove the units in my dataset
I have never encountered a dataset class array previously. (For whatever reason, the datasetfun function does not return a data...

2 years ago | 0

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Answered
Double integration of MPU 6050 data
Without knowing more, one possibility is that the integration of the MPU6050 data includes a constant (possibly an offset from z...

2 years ago | 0

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How to fix problem with subplot and for loop
You are plotting seven subplots so you need to make room for them. Try this — clear; clc; load('ver.mat') Time_5=0:0...

2 years ago | 0

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Answered
How to simulate the forced response of a transfer function
Use the lsim function — s = tf('s'); G = (1-s)/(s^2 + 2*s + 1) t = linspace(0, 1E+1, 1E+3); u = @(t) 2*cos(3*t); Gu =...

2 years ago | 0

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Answered
Generating an example noisy sine wave signal
Try this — fs = 16000; % sampling frequency t = 0:1/fs:0.02; % start : time step : end...

2 years ago | 0

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Patch Between two curves that are not functions. Crosses over
Perhaps this — x1 = [1 1 1 2.5 5]; y1 = [5 2.5 1 1 1]; x2 = [2 2 5]; y2 = [5 2 2]; figure hold on plot(x1...

2 years ago | 1

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Answered
How do I find the overall model p-value of a multinomial regression model (mnrfit)?
According to the documentation, mnrfit is no longer recommended (as of R2023a), and recommends fitmnr instead. It appears to p...

2 years ago | 1

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Checking whether excel file is opened?
The fopen function can return information about MATLAB instances of the open files, however I am not certain that it can go beyo...

2 years ago | 0

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how can i resample signals using signal analyzer app
The example in Resample and Filter a Nonuniformly Sampled Signal could be helpful.

2 years ago | 1

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Answered
trying to find which row this specific date time is at in an excel sheet
The ismember function is an option — ValueAtNumRow = datetime('11-Sep-2023 22:25:26', 'InputFormat','dd-MMM-yyyy HH:mm:ss') d...

2 years ago | 1

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Scatterplot arrays with different number of elements and tracing the trendline
One option is to reshape the (3x36) arrays into (i08x1) (column) vectors and duplicate ‘M_IRI’ to match by just triplicating it ...

2 years ago | 0

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Answered
Difference between bandpass function and butterwoth bandpass function
I always use the 'ImpulseResponse','iir' name-value pair when using bandpass or its friends. That forces it to design a vewry e...

2 years ago | 1

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Answered
Finding the 'peaks' of a stairway graph
It would really help to have your data (or at least a representative sample of it that demonstrates the problem you want to sol...

2 years ago | 0

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