Community Profile # Jon

Last seen: 1일 전 2013 이후 활성

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How to filter the following vector from multiple vectors?
I think this does what you describe % filter matrix mm % parameters threshold = 32 % extract the matrix out of the cell ...

2일 전 | 2

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"Intermediate dot indexing produced a comma-separated list.." error prevents extracting values from nested indexed fields
If you want the max over all of the grades you can do it very simply like this val = max([a.students.grades])

3일 전 | 1

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generating a more detailed contour plot
If you want more contor lines (is this what you mean by resolution?) you can use the additional levels argument to do this, so f...

3일 전 | 0

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How to properly structure code in appdesigner?
I have been taking an approach where I try to keep the code in the app designer very simple and then define a class which provid...

4일 전 | 0

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Holding the Previous Value of For Loop and Sum
The problem is that you overwrite your value of data each time the inner loop is executed. If you just want to plot each image ...

5일 전 | 0

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Finding the average temperature of a thermal image
If there is a sufficient difference between the background temperature and the hand temperature, then you could just set a thres...

5일 전 | 0

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i need a for loop that outputs certain numbers
incr = 2; % increment value numIter = 3; % number of iteration x = 1; % initial value X = zeros(numIter,2); % array to hold v...

5일 전 | 0

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How can I transform polynomials such that they overlay each other?
Assuming you want them to match at some particular value of x you could do something like this. By the way the first curve in y...

8일 전 | 0

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How to calculate th mean/average value for a repetetive time step
You should be able to use MATLAB's movmean https://www.mathworks.com/help/matlab/ref/movmean.html for this without any loops

8일 전 | 0

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state space matrix magnitude changes sampling rate
I think that you are just getting a little confused about the time scaling. In the nominal case you can see that the system rea...

9일 전 | 1

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ODE45 projectile angle input
Using ode45 you integrate (solve the differential equations) for the x and y components of the velocity and position. The initi...

9일 전 | 0

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How to execute a task every 20 minutes for 10 hours every day from 7:00 to 17:00
You could use two timers. The first timer would execute with a 24 hour period executing at 7:00AM each day. Its callback functi...

10일 전 | 0

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How do I create a loop for this calculation in MATLAB?
Slightly different interpretation of how you want to do loops, I ignored the first comment about 25 iterations. Regardless it se...

10일 전 | 0

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How to create table or matrix from these cell array in MATLAB?
I'm not sure what you want to do with the data, but you could organize it in a table where each row is a test (or whatever the 5...

10일 전 | 0

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How to combine two matlab functions to get only one?
This would be one approach, in which you keep your original MA_from_TA function, but within Time_of_Flight you call it twice fu...

11일 전 | 1

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Find indexes in cell array
R1={'2B' , '1A' , '1A' , '2B' , '1D' , '1A+1C' ,'1A+1C' , '1D' , '1A+1C' , '1B+1E' , '1B+1E', '1D'} C1={'1A' , '2B' , '1A+1C' ,...

11일 전 | 0

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Splitting a matrix according to there labels
This is one way to do it % make an example data file with last column having either a "label" of 1, % 2, or 3 data = [rand(...

11일 전 | 0

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How to save figures and subplots App Designer
This is a way of making a screen shot of the figure within app designer plot(app.UIAxes,1:100,rand(1,100)) ...

11일 전 | 0

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How to plot data from JSON Structure array

12일 전 | 0

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is it possible to further plot Figures previously saved in .fig or .png mode?
Save your figures as .fig files. Then follow the directions in this previous post which explains exactly how to put the figures...

12일 전 | 1

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column number extract using find function..
A = [ 0 500 1000 1500 2000 2500 3000 3500 x1 x2 x3 5500 6000 6500 7000 7500 8000 8500 9000 9500 10000 ] ; matchVals = [500,10...

15일 전 | 0

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I'm having this kind of error in the below code g Error using ceil Too many input arguments. Error in g (line 6) CG = ceil(G,1);
Unless the first argument to the ceil function is a duration (time) then ceil only takes one argument. So in your call it doesn'...

15일 전 | 0

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4 Dof response with state space formulation and ode45
You may have other errors too, but one thing that doesn't look correct is the multiplication A1*y in your odefun. A1 is an 8x8...

15일 전 | 0

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Assigning an iterative variable a script
The problem is that you preallocated suit1, and suit2 as a vector of doubles (numeric values), but then in the loop you assign ...

16일 전 | 0

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Find closest sphere in a cluster with random spheres having different diameters-2
Here is another approach, in which we consider the spheres to be nodes in an undirected graph with edges connecting the nodes wh...

17일 전 | 1

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spectrogram of data set
Please see the documentation and in particular the example shown in https://www.mathworks.com/help/signal/ref/spectrogram.html ...

17일 전 | 0

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how to get step response for two inputs in for state space model ?
Your system has 7 inputs and one output. Your code already plots the step responses to each of the seven inputs as shown in atta...

17일 전 | 1

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Get all labels from my simulink model
I'm not sure exactly what information you are looking for but I think you should be able to use the find_system function to get ...

17일 전 | 0

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the value of the row and columns
val = x(2,5)

17일 전 | 0

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How to conditionally and by groups subtract one row from another in table?