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Delete rows in a given array based on values in another array
Perhaps this — A = randi(99, 50, 1); Abfr = buffer(A,10) % Show Everything In 'A' B = randi(99, ...

9 días hace | 0

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How to move the position of 2D projection of a 3D plot along the Z axis of the same figure?
Use surfc instead of surf, and then make appropriate changes to 'ZLocation' and 'FaceColor' in the contour part of the plot. ...

9 días hace | 0

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Error using sym/matlabFunction>getOptions "Invalid Values"
As noted, the right-hand-side of ‘ode’ is 0, and that is not actually a differential equation. The left-hand-side is. The mi...

9 días hace | 0

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an ode with arguements
You have five differential equations and three initial conditions. The initial conditions vector must have the same length a...

10 días hace | 0

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Identify point in signal where it moves away from zero
Your signals are difficult to work with. That there are several together makes this more challenging than it might otherwise ...

10 días hace | 0

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bar of mean of last 3 entries for 2 data sets
It would help to have your data. Perhaps something like this — Data1 = randn(30) + randn(30,1); Data2 = randn(30) + randn(...

11 días hace | 0

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How to display a 150x150x150 matrix?
There are too many to plot here, so I only plot every 10 (of 150). Try this — Uz = unzip('microint0.mat.zip'); LD = load(U...

11 días hace | 0

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Combining multiple rows from one matrix to another matrix
Use the reshape function — P=[1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 ...

11 días hace | 0

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How do I fix the error "Execution of script interp2 as a function is not supported"?
You have a script that you named ‘interp2’ and that is throwing the error. The solution is to re-name the script to something...

12 días hace | 0

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Make a surface plot
Creating surface plots from your data is straightforward using the scatteredInterpolant function. Once the ‘Cm’ matrix is creat...

12 días hace | 0

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plotting data with different dimension in a 2d line plot
It would help to know what the (1x30) vector has in it, and how it was created. One option is to reshape it so that it fits w...

13 días hace | 0

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is there a way to make the 0 x and y axis bold?
To make only the tick labels bold, use the FontWeight property in the NumericRuler Properties Ax = gca; Ax.XAxis.FontWeight =...

13 días hace | 0

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Interpolating from one grid to another
It appears that ‘Temp1’ seems to not have made it to the save function argument llist. This interpolates ‘Temp2’ to the (X1,...

14 días hace | 0

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Plotting surface charts when z is not a function of x or y
It would help to have the spreadsheet. The data can be extracted from it using either table or matrix indexing, once it is i...

14 días hace | 0

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Fit gaussian to X-Y data (one X column, multiple Y column), for each Y column from an excel file.
One approach — T1 = readtable('X-Y_gauss_matlab.xlsx') figure plot(T1{:,1}, T1{:,2:end}) grid gausfit = @(b,x) b(1) .*...

14 días hace | 0

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how can I delete some rows from a matrix
This creates a new matrix with only the odd rows from the original matrix — A = randi(9, 10,3) Anew = A(1:2:end,:) See the d...

14 días hace | 0

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Why are all of my axes flipped in this figure?
Without your data I cannot run your code. The documentation states that the roll, pitch, and yaw angles have to be in degrees...

15 días hace | 0

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Cannot read .xslx file
The R2024a version of readtable has no problems with it. Does this seem to be correct? T1 = readtable('Agora_I_4985.xlsx', '...

16 días hace | 0

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Plotting an Inverse Laplace Function
If you have the Control System Toolbox — % (s + 100000) 147573952589676412928 14757395258967641292800000 % ----------------...

16 días hace | 0

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Interpolate line data to grid matlab
Use the interp1 function — x = [0.0 5.0]; y = [1.0 3.8]; figure plot(x, y) grid hold on Ax = gca; xtix = Ax.XTick ...

16 días hace | 0

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Matlab Legend Function dose not work at all
There are no errors when I run your code — x = linspace(0,pi); y1 = cos(x); plot(x,y1) hold on y2 = cos(2*x); plot(x,y2)...

16 días hace | 0

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Symbolic solution is too long
I added the simplify calls and let this run for a while in MATLAB Online — clear clc tic syms t y1(t) y2(t) y3(t) y4(t)...

16 días hace | 0

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Displaying error bars on scatter plot (Bland-Altman plot)
We are missing ‘mean_diff’ and ‘std_diff’ . Using rand to correct for that for now. The errorbar plot needs 2 to 4 arguments...

16 días hace | 0

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I want to find two missing parameters in an ODE system of equations using regression/optimization in MATLAB
I do not completely understand your problem. If y9ou have values for all the variables as functions of time from the beginning ...

16 días hace | 0

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Peter H Charlton's Pulsewave Analyse and ppg-beat tools are not working well.
The best way to design a filter is to first calculate the Fourier transform of the signal, and then use that to design the frequ...

16 días hace | 1

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Create mean y values by multiple groups in one graph
Try this — T1 = array2table([1 2000 45 1 0 0 0 1 2001 56 1 0 0 0 1 2002 23 1 0 0 0 1 2003 56 1 0 0 ...

17 días hace | 0

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Why am I getting an error when running this R2024a example in R2023b?
The area function was introduced in R2024a, according to the documentation.

18 días hace | 0

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Add zero padding to fft
Let the fft function add it to the original time domain signal vector (it pads it at the end) by specifying the second argument ...

18 días hace | 0

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shifting of resonant frequency
I have no idea what ‘xlimit’ refers to, however the resample function could work.

18 días hace | 0

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How to draw a line in a bar chart in complete x area
The easiest option is to use the yline function — cat=categorical({'a','b','c'}) data = [37.6 24.5 14.6]'; errhigh = [2.1 ...

19 días hace | 0