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Feeds
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...
alrededor de 24 horas hace | 0
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...
3 días hace | 0
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...
4 días hace | 0
Pregunta
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...
7 días hace | 1 respuesta | 0
1
respuestaSolve 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...
9 días hace | 0
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...
20 días hace | 0
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 ...
21 días hace | 1
| aceptada
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, ...
24 días hace | 0
| aceptada
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...
29 días hace | 0
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-...
alrededor de 1 mes hace | 1
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"; ...
alrededor de 1 mes hace | 0
Pregunta
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...
alrededor de 1 mes hace | 1 respuesta | 0
1
respuestaCombined 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...
alrededor de 1 mes hace | 1
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...
alrededor de 1 mes hace | 0
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...
alrededor de 1 mes hace | 0
| aceptada
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...
alrededor de 1 mes hace | 0
| aceptada
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 ...
alrededor de 1 mes hace | 0
| aceptada
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...
alrededor de 2 meses hace | 1
| aceptada
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; ...
alrededor de 2 meses hace | 0
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...
alrededor de 2 meses hace | 0
| aceptada
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...
alrededor de 2 meses hace | 0
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...
alrededor de 2 meses hace | 0
| aceptada
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
alrededor de 2 meses hace | 0
| aceptada
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...
alrededor de 2 meses hace | 1
| aceptada
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...
alrededor de 2 meses hace | 0
| aceptada
Struct array with differently sized fields as parameter data for Simulink simulation
Hi Friedrich, Using 2022a (so there might be some updates in this area if using a later version), the Matlab Fucntion block can...
alrededor de 2 meses hace | 0
| aceptada
Can you create an object in Simulink that can be referenced by multiple MATLAB Fcn blocks?
Hi Roop, If you want to use global data inside Matlab Function blocks, start from Use Global Data in MATLAB Function Blocks to ...
alrededor de 2 meses hace | 0
Is there a way to log variables from a Matlab Function Block (in Simulink), that is not output?
Here's one option based on the idea of @Aquatris to specify the local variables that you want to log from the Matlab Function as...
alrededor de 2 meses hace | 0
| aceptada
how to import parameters (weights and bias) in simulink
Hi Ahmad, To bring fc1, fc2, fc3 and fc4 into the Malab function block as constant parameters, start from Configure MATLAB Fun...
2 meses hace | 1
Using logicals in arrayfun
rng(100) tempA = rand(10,18); tempB = 1:10; u = arrayfun(@(x,y) x{1}(1:y), num2cell(tempA,2), tempB.', 'UniformOutput', fals...
2 meses hace | 1
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