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Federico Paolucci


Last seen: 4 days ago Active since 2022

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How to represent a Morphological structuring element
Hi, I know that I can use "strel" to represent a structural element: SE = strel("disk",r) In strel "r" is constant but in my c...

7 days ago | 0 answers | 0

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answers

Question


When simulating the response to a specific input signal, the input data U must be a matrix with as many rows as samples in the time vector T
Hi, this error is occurred. Error using DynamicSystem/lsim When simulating the response to a specific input signal, the input ...

2 months ago | 1 answer | 0

1

answer

Question


When simulating the response to a specific input signal, the input data U must be a matrix with as many rows as samples in the time vector T
Hi, this error is occurred. Error using DynamicSystem/lsim When simulating the response to a specific input signal, the input ...

2 months ago | 0 answers | 0

0

answers

Question


Index in position 2 exceeds array bounds
Hi, I have this script %% % DEFINIZIONE PARAMETRI DINAMICI %DEFINIZIONE vettore frequenze F_plot=400; %...

2 months ago | 0 answers | 0

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answers

Question


Index exceeds the number of array elements. Index must not exceed 0.
hi, this error is occurred these are the files "freq_prop.mat" and "pffe.txt" Can I solve this problem about matrix ...

2 months ago | 1 answer | 0

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answer

Question


The "A" and "B" matrices must have the same number of rows.
Hi, this error is occurred... In flexsspf (line 50) In untitled34 (line 43) Error using ss The "A" and "B" matrices must ha...

2 months ago | 0 answers | 0

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answers

Question


Not enough input arguments.
Hi, this error is occurred Not enough input arguments. Error in flexsspf (line 34) PF1=strcmp(PF,''); this is the script ...

2 months ago | 1 answer | 0

1

answer

Question


Unrecognized function or variable 'RESB'.
Hi, this errors are occurred: Warning: Function input has the same name as a MATLAB builtin. We suggest you rename the function...

2 months ago | 1 answer | 0

1

answer

Question


Error: The length of the segments cannot be greater than the length of the input signal.
Hi, I'm using the time2psd function to run a script. however the command window gives me this error ("Input" is the script I...

2 months ago | 1 answer | 0

1

answer

Question


Check for incorrect argument data type or missing argument in call to function 'diff'
hi, I have a problem with function specinterp, command window shows this error: Check for incorrect argument data type or mis...

2 months ago | 1 answer | 0

1

answer

Question


error script invalid input arguments
Hi, I've received these errors running a script: error: fieldnames: Invalid input argument error: called from fieldna...

3 months ago | 0 answers | 0

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answers

Question


psd2time function doesn't work
Hi, I'm trying to obtain a random time history from a rectangular PSd through the function "psd2time". after running the script,...

3 months ago | 0 answers | 0

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answers

Question


FRF (frequency response function) quarter car
Hi, How can I obtain the frequency response function (FRF) of a quarter car model? if possible, I need an example of script. tha...

3 months ago | 1 answer | 0

1

answer

Question


frequency response function , transfer function and natural frequencies
Hi, how can I find the transfer function that would give me a frequency response with two peaks, one at about 4 Hz, that is, the...

3 months ago | 0 answers | 0

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answers

Question


bode diagram of the quarter car
hi, how can i make the bode diagram of a quarter car model via matlab? in order to highlight the resonant frequency.

3 months ago | 1 answer | 0

1

answer

Question


square wave not "limited"
hi, I produced this square wave signal, but as you can see the square peaks have no upper limit. how can i solve? x=0.03*sq...

3 months ago | 2 answers | 0

2

answers

Question


how can i do an exponential interpolation
hi, all how can i do an exponential interpolation, what function?

3 months ago | 0 answers | 0

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answers

Question


use findpeaks function for interpolation of signal peaks with damped sinusoidal oscillation
hi all, i'm trying to calculate the damping coefficient of an object by interpolating the peaks of the acceleration signal. I wa...

3 months ago | 1 answer | 0

1

answer