質問

Should table Indexing be Faster?
Example code. t = combinations(0:10,0:10,0:10,0:10); tic for ii = 1:10 for jj = 1:height(t) u = t{jj,:}; ...

2年弱前 | 1 件の回答 | 3

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Increase temporal granularity in simulink
Do you just want to set the maximum step size for the solver?

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質問

Can a system() Command be used Inside a Function Called from Inside a parfor Loop?
Is the following code allowed: result = zeros(100,1); parfor ii = 1:100 % do something result(ii) = myfun(resul...

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Simulink model parameter update and observations at discrete times
I think you can do exactly what you want using the new (since 2024a) simulation object.

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Simulink Variable Time Logging
One approach ... Put a To Workspace block with inherited sample time inside a Triggered Subsystem. Send the data to be logged ...

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What is the reference level used in spectrogram power computation?
Hi Ethan, In signal processing the concepts of power and energy are similar to, but not exactly the same, as the what those ter...

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How to label a signal using a sub-system mask parameter in Simulink?
Hi Kevin, I was able to change a signal name in the masked subsystem using code in the mask initialization code. In my simple e...

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Spectrogram output versus figure
Hi DLR, Stepping through spectrogram shows that, when output argruments aren't specified, the PSD data that's plotted is offset...

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質問

How Does SeriesIndex Work with LineStyleOrder?
My interpretation of SeriesIndex is that it controls the color and style of a line based on the ColorOrder and the LineStyleOrde...

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Solve more complex problems in matlab
Modifying the approach from the question, using solve seems to work fine. syms x m real eq = (m-2)*x^2-3*m*x+(m+2) == 0; eq_r...

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Failing to create matrix from cell array in several ways
Hi Amit, To subscript into a cell array and return a cell array, use () as with normal array indexing, which should have worked...

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Maybe a mistake in the documentation of function ''robgain''
Hi Hongrui, I agree that the statement on the doc page for that example is incorrect. At the bottom of the page you can click ...

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allmargin gives incorrect answers for some discrete time systems
Hi Carlos, In 2024a, allmargin introduced a new "Focus" input. Check the doc page for more information. As far as I can tell, ...

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Using ss2tf when your matrices are variables without values yet
Hi Wynand, For a low-order problem like this, you can use the Symbolic toolbox to evaluate the equtation that computes the tran...

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How to convert euler angles to rotation matrix and back to euler angles consistently?
"While I am aware of the intermediate steps, I kind of expected the inbuilt matlab functions to be consistent during the to-and-...

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Invalid setting in 'Model' for parameter 'Gain'.
Hi SM, Try usin the setVariable method in the Simulink.SimuationInput object. function objective_func = F3(x) mdl = "Model"; ...

2年弱前 | 0

質問

What is the Image Processing Toolbox Convention for Input to freqz2() ?
I was trying to learn how to use the function freqz2 in the Image Processing Toolbox. That doc page says that the FIR filter inp...

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Combined Discrete-Continuous Simulation In SIMULINK
Hi Sajjad, It sounds like you want to use the feature of the Integrator block for Resetting the State. At every t_i, you can re...

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Calculating Power of Specific Spatial Frequencies of pictures
Hi Olivia, The equations for u and v are correct if rows and cols are both even. Otherwise, they'd have to be adjusted. Regard...

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choose B or C or D if A does not exist - how to write this?
Create an example structure data.THDA = 1;data.THPP = 2;data.THDP = 3; Use fieldnames to get the fields of data fnames = fiel...

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How to save an output from Simulink into MatLab during different iteration ?
Hi Ronan, Based on the description, there are probably several options, but hard to say specifically becasue we don't know exac...

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Bivariate normal value standardization
Hi CJ, In short, the area of integration for the X1 case is no longer a rectangle as is assumed by mvncdf Define the original ...

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How do I solve this error in Parameter Setting for 2-D Lookup Table Block in Simulink?
% Create a surrogate model for vehicle longitudinal dynamics % Set model name modelName = 'VehicleLongitudinalSurrogate'; % C...

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Application of multistage decimator filter to signal
As shown at designMultistageDecimator, this function retruns a dsp.FilterCascade object M = 48; Fin = 30.72e6*M; Astop = 90; ...

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Simulink Model to transfer function via simulink and Matlab
Hi Yuval, What is the setting for the c parameter in the Derivative blocks? If it's the default (inf), those blocks will linea...

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In Simulink, why do two unrelated modules affect each other?
Even if A and B are not connected, changes in B can causes changes in output of A because those changes in B can affect the step...

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Create Variable in Simulink block that contains 63 elements.
Hi David, Question is a bit unclear. As shown, it appears the model has 63 separate Sine Wave blocks. That means each time th...

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Shiftet values of omega in bode plot as result from generating idfrd() and tfest()
If fre is in Hz, then this line frerad = fre.*(pi/180); should be freqrad = fre*2*pi; to convert to rad/sec

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Name a dataset that will be used in Simulink
Hi David, The 'unnamed' in that block is the name of the signal, not the dataset. f0 = 60; % Fundamental frequency in Hz samp...

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Poisson CDF output is all one value
Hi Michael, The Poisson Distribution is a distribution of a discrete random variable that takes on only integer values >= 0. Fo...

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