Estadística
137 Preguntas
1.771 Respuestas
0 Problemas
11 Soluciones
CLASIFICACIÓN
43
of 301.496
REPUTACIÓN
4.701
CONTRIBUCIONES
137 Preguntas
1.771 Respuestas
ACEPTACIÓN DE RESPUESTAS
51.09%
VOTOS RECIBIDOS
637
CLASIFICACIÓN
of 21.302
REPUTACIÓN
N/A
EVALUACIÓN MEDIA
0.00
CONTRIBUCIONES
0 Archivos
DESCARGAS
0
ALL TIME DESCARGAS
0
CLASIFICACIÓN
37.582
of 174.859
CONTRIBUCIONES
0 Problemas
11 Soluciones
PUNTUACIÓN
120
NÚMERO DE INSIGNIAS
1
CONTRIBUCIONES
0 Publicaciones
CONTRIBUCIONES
0 Público Canales
EVALUACIÓN MEDIA
CONTRIBUCIONES
8 Temas destacados
MEDIA DE ME GUSTA
1
Feeds
BodePlot: Plotting straight lines on the Mag and Phase plots. Can access the phase plot, to do so, but not the mag plot
Looks like the mag and phase axes were reversed, specify the axis input to the line commands. The NextPlot commands aren't neede...
3 días hace | 0
| aceptada
chebyshev II BPF magnitude response is not equal to 1 in the passband - incorrect magnitude response when using freqz(b,a)
Hi Mohamad, When using the two-output form of zp2sos the gain, g, must be applied to the output of freqz to get the correct fre...
11 días hace | 1
How to approach iterative data reading?
Hi Eric, Use logical indexing. time = [rand(1, 5000)]; accel = [rand(1,5000)]; gcamp = [rand(1,5000)]; sd = std(accel); th...
13 días hace | 0
| aceptada
how to use mussv with negative frequency?
mussv appears to run w/o error for a complex-valued state space model and does extend its analysis to negative frequencies. Alt...
14 días hace | 1
Discussion
550,000 Questions on Answers
The 550,000th question has been asked on Answers. How to build a BESS model phasor system - MATLAB Answers - MATLAB Central
17 días hace | 0
Pregunta
Why Does polyval Return Zero When the Coefficients are Empty?
polyval([],1) polyval(ones(1,0),1) Do those results follow from a mathematical justification or are they arbitrarily specified...
18 días hace | 3 respuestas | 1
3
respuestaspwelch method of power spectral density (psd) calculation
As to why pwelch applies datawrap for the case nfft < numel(win) ... I did a bit more searching to try to find the motivation f...
18 días hace | 0
Zero gain margin for an stable system from both allmargin and margin
I believe that allmargin yields a result that a user could incorrectly interpret for this example. Define the open-loop transfe...
19 días hace | 0
Direct Dynamics of Two-Link Manipulator
It looks like the Matlab Function block is commented. Right click on it and then click Uncomment on the pop-up menu.
25 días hace | 0
Trying to filter timeseries data by logical index on time within matlab function block but it tells me property Time not recognized as valid
Hi Matthew, The output signal of the From File block is not a time series, it's probably a double. The output from the Constan...
26 días hace | 0
Does [V,D] = eig(A) always return normalized eigenvectors for any real matrix A?
Whether or not the columns of V are normalized to unit magnitude depends on how eig is called. See eig - Eigenvalues and eigenv...
29 días hace | 1
| aceptada
Rate Limiter in enabled subsystem
I tried a Rate Limiter block inside an Enabled Subsystem and the simulation ran to completion in both Normal and Accelerator mod...
alrededor de 1 mes hace | 1
Pregunta
What is the Best Way to Call Matlab from a C++ Program and Return Results to that Program?
What is the best way to call Matlab from a C++ program and return results to that program? So far, I can see two options: 1. U...
alrededor de 1 mes hace | 0 respuestas | 0
0
respuestasHow to make a matlab script that runs simulink model to run parallel instances of the model
Hi alberto, The third input to setVariable should be the actual value of the variable. simIn(idx) = simIn(idx).setVariable('Se...
alrededor de 1 mes hace | 0
| aceptada
How to Configure Simscape Multibody Block Parameters Using MATLAB
Hi Justina, It does appear that the Simscape Multibody documentation is sparse to non-existent on programmatic use of block par...
alrededor de 1 mes hace | 1
| aceptada
Robust Control: dksyn example
I believe the issue here is that: the plant is unstable, the construction of P2 duplicates all of the states in the generalize...
alrededor de 1 mes hace | 0
A quarter car model with additional massless degree of freedom for the top mount
Hi @Simon Aldworth Seems like the equation for the massless element would be: m5*x5ddot = kp * (x1 - x5) + cs * (x2dot - x5dot...
alrededor de 1 mes hace | 0
How can I store data from my simulink model in and and use it during runtime.
Does the trigger event enable the execution of an enbabled subsystem? Is the data to be captured from a signal inside that enabl...
alrededor de 1 mes hace | 0
simulink reference block or library block
Hi stephane, Component-Based Modeling Guidelines - MATLAB & Simulink is a good place to start, followed by the links at the bot...
alrededor de 1 mes hace | 0
searchin for an M file in all folders of my PC.
The dir command can recursively search. I think for this question it would be d = dir("C:\**\filetofind.m")
alrededor de 2 meses hace | 1
Repeated uncertanity Blocks in robust control
Hi Amit, As far as I can see, mussv does not support repeated, full, complex blocks. Out of curiosity, in what sort of problem...
alrededor de 2 meses hace | 0
Why Does ifourier Not Return Equivalent Results for Equivalent Transforms?
Tech Support confirmed a bug (and it's quite pernicious IMO). Their suggested workaround for this particular problem is to simp...
alrededor de 2 meses hace | 1
Pregunta
Why Does ifourier Not Return Equivalent Results for Equivalent Transforms?
Consider two expressions of a Fourier transform syms t omega real HU(omega) = -(exp(-omega*1i)*(exp(omega*1i) - 1)*(omega + 1i...
alrededor de 2 meses hace | 1 respuesta | 0
1
respuestaAny way to remove terms smaller than "digits" from symbolic expression? R2023a
"Uh, it's always the term that's on the order of the smallest number representable by digits." Giving the benefit of the doubt ...
2 meses hace | 1
Accessing Simulink model inputs and outputs when stepping model via MATLAB set_param(mdl, 'SimulationCommand', 'step') command
Hi Sebastian, Check out the doc page for using a simulation object. It make it easier to do what you want.
2 meses hace | 1
Pregunta
Why Doesn't pwelch with the 'centered' Option Follow the Same Convention as fftshift for Even nfft?
When the fft length is even, fftshift flips the input so that the Nyquist point is to the left. But pwelch with freqrange = 'cen...
2 meses hace | 0 respuestas | 0
0
respuestasPregunta
Should Unity Value be Displayed when Multiplied by a symunit?
The following results look peculiar IMO. Shouldn't a unit always be preceded by a value? I've never seen this convention before....
2 meses hace | 0 respuestas | 0
0
respuestasAdding a single left bracket and a single right bracket to a matrix
I'm not sure if this can be done in the command window, but in a Live Script matrix output can be shown with square brackets. A...
2 meses hace | 1
| aceptada
problem with coeffs command
syms w z u y v x 5*w - 5*z - u*((603367941593515*x)/4503599627370496 - y/2) - v*(x/2 + (603367941593515*y)/4503599627370496) - ...
2 meses hace | 1
| aceptada
power spectral density of nonstationary data
Hi hxen, When uploading the data in a .csv file, please also include the code that reads the data from that file. It wasn't har...
2 meses hace | 0
| aceptada
