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I want to know what is this block
I think it's a Display block. Right-click on it. There should be something in that menu that either identifies it directly or ca...

etwa 4 Jahre vor | 1

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Don´t know how to perform IFFT considering my frequency.
Hi Andriy I would attack the problem this way, assuming throughout the original time-domain signal is real and the freq vector ...

etwa 4 Jahre vor | 0

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Change exp from number to e
Use sym arguments to exp, otherwise it reverts to the base Matlab numerical function. syms c1 c2 y(x) f(x) y(x) = (exp(sym(2))...

etwa 4 Jahre vor | 1

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Table - conditional maths and plots from variables
Check out splitapply

etwa 4 Jahre vor | 1

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How to write a for loop to iterate through subjects IDs and their associated reaction times and create histogram
Hi Rania, Check out the splitapply function and workflow. Example with an array, but I think you can make it work with a table ...

etwa 4 Jahre vor | 0

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How to fix the large and mad fractions when dealing with symbolic vars
In this expression syms a a * cos(pi/2) the cos() is evaluated numerically and the result converted to a sym to multiply with...

etwa 4 Jahre vor | 0

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block diagonal matrix in the opposite diagonal
Here's one option a = rand(2); b = rand(2,3); A = blkdiag(a,b) D = oppblkdiag(a,b) function D = oppblkdiag(varargin) c...

etwa 4 Jahre vor | 1

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Frage

Can a Dictionary Key be a char?
Playing with the new dictionary in 2022b and discovered that a char can't be used as the key (can use a string though) string.e...

etwa 4 Jahre vor | 3 Antworten | 0

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Antworten

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underwater acoustic wave Signal to Noise Ratio (SNR)
At a minimum: SSs is still using log, probably should be log10 The equation coded for ns doesn't match the equation in the que...

etwa 4 Jahre vor | 1

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Character Frequency of String
Using the new dictionary in 2022b and the on-point example from this blog post str = "SunnyDay"; chr = char(str); d = diction...

etwa 4 Jahre vor | 1

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How to change constant block automatically and run automatically
Is your question, "How do I run the simulation for multiple values of firing angle and save the results of each simulation?" If...

etwa 4 Jahre vor | 0

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How to get the output of a controller from MATLAB codes not simulink
I suggest using interconnection functions to build a single system model that has the control input to the plant as one of the o...

etwa 4 Jahre vor | 1

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Deriving the transfer function from a data set that has magnitude,phase and omega
Hi George, I plotted the data and it looks like the data comes from a transfer function where the degree of the denominator is ...

etwa 4 Jahre vor | 0

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How to subtract ?
Can do this in a loop B = 12; A = [0 1 2 3 4 5 6]; C = 0*A; C(1) = B(1) - A(1); for ii = 2:numel(A) C(ii) = C(ii-1) - ...

etwa 4 Jahre vor | 1

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How can I have for loop show me each histogram it created rather then play it like a movie?
What happens if you put the command hold on after the figure(3) line?

etwa 4 Jahre vor | 1

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discrete TF ""the order of the denominator must be greater than or equal to the order of the numerator""
Hi mahmoud. Q(z) can't be implemented in Simulink. If the model has another element, call it P(z), in series with Q(z), then t...

etwa 4 Jahre vor | 0

Frage

Where is the Documentation for Indexing on the Left Hand Side of an Assignment?
I recently ran into something like this: x = [1 2 3]; x([1 2 1]) = [10 20 30] So it looks like the second index of 1 on the L...

etwa 4 Jahre vor | 1 Antwort | 0

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How can my code, which collects bad data with 'cellfun' and 'try, catch', be improved?
Have func() return a logical with true indicating the file is bad and false indicating the file is good. In this case we'd have...

etwa 4 Jahre vor | 0

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How to ROUND the elements of cell array?
% example data rng(100) child.x ={rand(1,3)}; format long child.x round(child.x{1},3)

etwa 4 Jahre vor | 0

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Avoid slprj folder and slxc files
Possibly can be done via Simulink preferences. Try this doc page, particularly the section on "Folders for Generated Files."

etwa 4 Jahre vor | 1

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Beantwortet
Functions only plotting out to x=5
fplot doesn't take t as the first argument as would have to be done for plot. Actually, I guess it can, but it's superfluous. In...

etwa 4 Jahre vor | 0

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Huge difference between the result of fft function Matlab and analytical Fourier transform of the same function
Can't say for sure w/o seeing the code, but I supsect the fftshifted curve will be close to the blue curve if you mulitply the f...

etwa 4 Jahre vor | 0

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Beantwortet
How should I plot the function (sqrt(1 + x) - 1) / x using the values x = 0.1, 0.01, 0.001, ..., 10^-20?
Hi Jackson, If you want x to from -1 to -20 you have to put the stride of -1 in the colon operator, otherwise it uses the defau...

etwa 4 Jahre vor | 0

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i am trying to get the value of u_E using the equation, but matlab says it has error in that line which has the equation.
Hi kaixi %creat symbol for axial force, length, thickness, displacemnent and width syms f l t d w %define governing equations...

etwa 4 Jahre vor | 0

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Need help understanding where to use the . when writing equations.
HI Mark, The . (dot) is part of the symbol for the operator. In other words. .* is a two-symbol notation for the operator that ...

etwa 4 Jahre vor | 0

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Linearization of Non Linear with the editor
Hi Hamza, The code will run after fixing a few things, mostily mismatched dimensions. All I did was get it to run; did not chec...

etwa 4 Jahre vor | 0

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Fourier transform of symbolic function
Hi soup, The Fourier transform of x is syms t w; x=sin(2*t); fourier(x) fplot() ignores Dirac delta functions. Because ther...

etwa 4 Jahre vor | 0

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Beantwortet
Plotting natural frequency, 0 input, developing transfer function
Hi Brent, The modeling equation as stated does not include a forcing input, so there is no transfer fucntion to speak of. If we...

etwa 4 Jahre vor | 0

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How to change the transfer function variable in simulink during simulation time
Hi Swasthik, If I understand correctly, the R and C values are changing dynamically. Just use blocks (integrators, subtraction,...

etwa 4 Jahre vor | 0

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I need to model this equation in simulink.
Assuming the Qeustion is about specific values of t and Ts, i.e., integrate a signal over an interval .... Put the integrator i...

etwa 4 Jahre vor | 0