Risposto
How to create an LC parametric attenuation circuit in simulink.
Hi @光希, The LC attenuator here uses a variable capacitor so the concept of steady state capacitance which states Q = CV is app...

3 mesi fa | 0

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Time-frequency spectrum for a low frequency signal
Hi @Océane ESPINASSE, The continuous wavelet transform requires few cycles of a signal to accurately determine its frequency co...

3 mesi fa | 0

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Simulation Time in Simulink
Hi Williams, The problem with the repeating sequence block arises because the solver's step size changes when the simulation ti...

3 mesi fa | 0

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simulation error with PV array
Hi @Ahmad, The issue arises because the PV array's output voltage is extremely high, resulting in a (Vd/Vt) ratio of around 3. ...

3 mesi fa | 0

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How to get a frequency vector in NUFFT MATLAB CODE?
Hi @NGR MNFD, The ‘nufft’ uses the default frequencies with the form f(i) = (i-1)/n for a signal length of n. The nonuniform di...

3 mesi fa | 0

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question about symmetric in function: rlgc2s
Hi Kuan, The symmetrize is used at the end of the function to ensure the individual s parameter of the network are symmetric. ...

3 mesi fa | 0

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why the angular position of bar2 is negative?
Hi Ouchen, The angular position of the second bar linkage is negative due to the opposite connection of the base frame and the ...

3 mesi fa | 0

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Error bar on probability distribution function
Hi Neda, The standard deviation represents the data spread around the mean and used to plot the error bar on the probability di...

3 mesi fa | 0

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DVB-S2 using high sampling rate encoutered Fine Frequency error estimation failed
Hi Chen, The DVB-S2 uses the coarse frequency synchronization algorithm which can track carrier frequency offsets up to 11% of ...

3 mesi fa | 0

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Can I input an array of derivatives to the integrator and obtain an array as output?
Hi Rangaswamy, The Simulink ‘Integrator’ block accepts vector signal as an input and integrates each element individually. ...

3 mesi fa | 0

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how to convert list by Hilbert Huang Transform?
Hi Laila, The ‘emd’ function in the MATLAB decomposes the signal into Intrinsic mode function,which represents the oscillatory ...

3 mesi fa | 0

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Define bode plot frequency limits
Hii Gabriel, The bode plot of the equalizer circuit within the required frequency limits can be plotted by specifying the freq...

3 mesi fa | 0

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Unity gain op-amp output voltage amplitude is less than the input voltage amplitude
Hii Alin, The distortion observed at higher frequencies, at 100 kHz, is due to the slew rate limitation of the op-amp. T...

3 mesi fa | 0

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Centered-tapped transformer in Simscape unexpected behaviour
Hii Romy, The output voltage is twice of the expected value is due to the centre tap in the transformer present at the seconda...

3 mesi fa | 0

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I substracted two 3D matrix and get a 2D matrix instead of 3D matrix, why?
Hii Wang, The original matrix p has dimensions 3264x4912x3. When using p(1:Y, 1:X-d) and p(1:Y, 1+d:X), you are slicing the fir...

3 mesi fa | 0

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How can i add engine rpm as a step input for Mass Spring Damper model
Hii Andrew, The issue occurs because the ‘step’ block in the circuit is not from the Simscape Electrical library but from the S...

3 mesi fa | 0

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Set current axes by using axes() is not wokring
Hii ZB, To plot multiple lines on the same figure in MATLAB App Designer, you can specify the axes for each plot and use the `h...

4 mesi fa | 0

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How do I calculate the duration of a peak event for a cell activity signal?
Hii Esther, As per my understanding you want to calculate the duration of the peak, which is defined as the time difference bet...

4 mesi fa | 0

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What is this sign called with the arrow pointing up?
Hii Alex, The block used in the model is the "Hit Crossing" block, which can be found under Simulink > Discontinuities > Hit Cr...

4 mesi fa | 0

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I want to create a rectangular plot where all 4 sides are part of a coordinate system.
Hii Yannick, To visualize the flight data as a route on a rectangular plot, I would suggest you to convert the heading data int...

4 mesi fa | 0

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problem onn numerical solution
Hii ABDO, The Smoothed Particle Hydrodynamics (SPH) method calculates the approximate values by solving the linear equation. Th...

4 mesi fa | 0

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Magnitude and phase of the signal using cwt
Hii Giovanni, The discrepancy arises because the Continuous Wavelet Transform (CWT) inherently includes a scaling factor rel...

4 mesi fa | 0

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Get the frequencies at specific value of amplitude
Hii Abdul, The Short-Time Fourier Transform (STFT) divides a longer signal into smaller segments of equal length and computes ...

4 mesi fa | 0

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Failed to load a mesh from gptoolbox. I am missing something, what is it?
Hii eshan, The issue is due to the filename is incorrect or not present.You can use the correct file while loading the data in ...

4 mesi fa | 0

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Risposto
Numerical issues with UKF and SR-UKF
Hii Oussama , The “chol” function in the MATLAB does the Cholesky factorization of the matrix. The matrix must be symmetric pos...

4 mesi fa | 0

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Can't connect branch with block in simulink
Hii Chandrakanta, The "Current Measurement block" is from the "Simscape" library, while the "Resistor" and other electrical com...

4 mesi fa | 0

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how to draw a section of current at a given latitude according to longitude and depth?
Hii Khalifa, The target latitude where current section to be defined needs to be compared with the latitude in the dataset and ...

4 mesi fa | 0

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Looking for the element after the current and voltage measurement element
Hello Ying Jie Tan The Simulink block “First order Filter” is used after the "Voltage Measurement" and "Current Measurement" b...

4 mesi fa | 0

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to develop a MATLAB program for eigenvalue solving using MATRIX ITERATION method
Hello Muhammad Matrix iteration method calculates the eigen vector of a square matrix by starting with an initial guess for the...

4 mesi fa | 0

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how can I wired two edges and replace it in an adjacency matrix
Hello mks, To rewire an adjacency matrix by replacing two edges at random in MATLAB, the "randperm" function can be used for s...

4 mesi fa | 0