Frage

Why Does get_param(gcb,CompiledPort*) Return Weird Results for Several Object Parameters ?
I have the following very simple model that has been compiled and simulated in Normal mode Verify the Constant block is selec...

fast 4 Jahre vor | 1 Antwort | 0

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Convolution example: inputA[64],InputB[64] and Output[128]
Hi AndyK, I'm going to assume that N = na + nb - 1, where na and nb are the lengths of a[n] and b[n] respectively. Under this a...

fast 4 Jahre vor | 0

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calculate and fill an area between a line and a curve
Hi Enzo, I think fill is what you might be looking for. Assuming that (x1,y1) and (x2,y2) are points on the blue data curve as ...

fast 4 Jahre vor | 0

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Plotting a multivariable function, that also has a summation
Hi Ali, Another approach that you might be interested in, which is less code but requires more memory, is to use an anonymous f...

fast 4 Jahre vor | 0

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How to increase quiver density
Hi Joseph, Use a finer mesh for setting up X and Y: n = 3; m = 1; beta = 3; gamma = 1; alpha1 = 1; alpha2 = 1; startv = ...

fast 4 Jahre vor | 1

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can program tell if SISO or MIMO
Your code looks correct for determining whether or not a system is SISO G1 = tf([2 0], [1 2]); G2 = tf([1 -1], [1 6 15]); sys...

fast 4 Jahre vor | 0

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How do I assign a 1x 50 cell array to a struct Scalar structure required for this assignment
Hi Ted, Assuming you want to assign the scalar content of each cell in the cell array a new field in the struct, is this what y...

fast 4 Jahre vor | 0

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FFT error 'not supported to carry out script fft as a function'
Hi 柊介小山内, fourier can return a closed form expression with a little help. syms t w f real T = sym(5.0)*10^(-10); roll = sym...

fast 4 Jahre vor | 1

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Asking about the ''delayss'' function in matlab
Hi Mohamed, Not sure if this answers your question, but ... The state space matrices shown in the output after using delayss a...

fast 4 Jahre vor | 0

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strange solution of an equation by Symbolic Toolbox
This is interesting. Don't understand why solve appears to be using the 12th root in its solution, looks like it should be the 8...

fast 4 Jahre vor | 0

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Error using sym/subsindex when doing convolution of two signals (cosine function and impulse function) in MATLAB.
As written, h is Stem object. However, to use int, h(t) needs to be defined as a symbolic function of t (in the same manner as x...

fast 4 Jahre vor | 0

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Find unique column values in NxN cell array
Because the resulting variables could all have a different number of elements, I'm converting each variable into a scalar cell t...

fast 4 Jahre vor | 0

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Interpolation of cross-correlation from zero padded idft of power spectrum shows odd behavior
Hi matt, I think the issue is with how the padding is being done. See code below for that and other questions. Full disclosure:...

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how to plot a periodic function?
Hi Zafer, To compute the Fourier series, you really only need to define one period of the function, because the defining integr...

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How to get z transfer function from difference equation?
Hi Vivianne, One workflow would go like this: Define the variables and signals. Note that x is a function of k syms y(k) z x(...

fast 4 Jahre vor | 0

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Sliding mode control simulink
Hi KAI, Do any of the integrators have a non-zero initial condition? Also, might want to consider using a variable step solver...

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Having symbolic in a Matrix
Hi Felis, I didn't run the code because I don't know what inputs to provide. Does changing Z2 to a sym object solve the problem...

fast 4 Jahre vor | 0

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Find a specific characters in a string
Hi Miriam I'm not quite sure what you're looking for. However, transforming everything to strings might offer a path forward vi...

fast 4 Jahre vor | 0

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How to find index of string inside a structure of cell arrays
Hi Andrew, Is this what you're looking for? load(websave('MyStruct.mat','https://www.mathworks.com/matlabcentral/answers/uploa...

fast 4 Jahre vor | 0

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Display Block shows truncated data
Hi Gajana, The warning is not telling the full story and may actually be incorrect. Fron the Display block doc page: "The Disp...

fast 4 Jahre vor | 0

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How to find number of input and output ports of an unknown simulink model ?
Hi Shiv, I started out with this model with three subsystems. Then I ran this code: % Handles to the subsystems subsystems...

fast 4 Jahre vor | 2

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How to find cumulative distribution function from a given data set(vector)
Hi Shankul, I'm not sure what "I want the cdf vector" means. If that means the data that forms the cdf plot on the graph, then ...

fast 4 Jahre vor | 0

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Problem passing sine wave through if statement
Hi Matthew, The "Port 1" referenced in the error message is the first output port, not the input port. All output ports from th...

fast 4 Jahre vor | 0

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What is the physical interpretation of sos in Zp2sos function?
Hi Andi, Addresing the second part of your question: " why we need to do this" filtfilt will accept either transfer function (...

fast 4 Jahre vor | 0

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why does my data kick up at the end after doing ifft(X)
Hi Joanne It will be easier for people to help if you post the data. Use the paper clip icon to attach it to your question as a...

fast 4 Jahre vor | 0

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How to vectorize a complex function?
Hi Babak, Here is a one line solution. Whether or not it's more efficient/effective/clearer than the loop is an open question. ...

fast 4 Jahre vor | 0

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Reduce length of sum of products of symbolic variables
Hi Moritz, Would you mind explaining why it's necessary to get the expression into a particular form? Recreating the expressio...

fast 4 Jahre vor | 0

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Not able to use the if condition as desired in simulink
The outputs of an If block can only drive If-Action subsystems. At a minimum, the limiter blocks need to be wrapped inside If-Ac...

fast 4 Jahre vor | 0

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Plotting the frequency response of a bandpass filter around a frequency fc
The code as implemented uses the form of freqz with the w input in normalized frequency in units of rad. The w vector on input r...

fast 4 Jahre vor | 1

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How do I use methods from a class that works in matlab and use it in simulink?
How will the object instances be used in Simulink? This blog post and its follow-ups may be of interest.

fast 4 Jahre vor | 0

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