# Bob

Last seen: circa un anno fa Attivo dal 2016

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Domanda

How can I remove empty cells from struct data?
How can I remove empty cells from struct data? I have tried to use this but it didn't work. Charge(Charge==0) = [];

circa un anno fa | 1 risposta | 0

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Domanda

How can I get the maximum slope of a curve?
How can I find the initial maximum slope of the below curve?

circa un anno fa | 1 risposta | 0

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Domanda

How can I find the Time for specific values of Voltage (with a small tolerance)?
Hi, I want to extract an Indirect Health Indicator (IHI) from the below plot. How can I find the Time for specific values of...

oltre un anno fa | 1 risposta | 0

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Domanda

How can I delete plot Label on Legend?
Hi, I am working on State of Health (SOH) estimation project using Indirect Health Indicators (IHI). Below you can see the p...

oltre un anno fa | 1 risposta | 0

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Domanda

How to calculate the coefficient of determination R^2 of a Neural Network?
I want to calculate the coefficient of determination R^2 of a Neural Network by myself. This is the Regression plot that Neur...

oltre un anno fa | 2 risposte | 0

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Domanda

Understanding the train/validation and test set.
Can someone tell me how should I divide the training, validation and test in a correct way? The default settings are training ...

oltre un anno fa | 1 risposta | 1

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Domanda

How can I get the 3 minimum values of this plot?
How can I get the number of neurons on which I get the smallest RMSE for Training, Validation and Test set. for i = 1:60 ...

oltre un anno fa | 1 risposta | 0

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Domanda

Comprehension of this command: Matrix(~any(Matrix, 2), :) = [];
Hi, I want to remove the zeros from a Matrix (613x30) I have tried using this command Matrix(Matrix==0) = []; howoever, this...

circa 2 anni fa | 1 risposta | 0

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Domanda

How can I extract specific data from Structure Array?
Hi, I am trying to plot the Capacity (Ah) of a Battery, using this Battery Data Set. I want to extract the Capacity data f...

circa 2 anni fa | 1 risposta | 0

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Domanda

Do I use the "for loop" correct or efficiently?
Is there a better way or more efficient? n = 3500; t_s = 0; t_f = 3500; t = linspace(t_s,t_f,n); a = zeros(1,n); ...

quasi 3 anni fa | 1 risposta | 0

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Domanda

How to find the TF of a House Heating System. (New and I need help)
I would appreciate if somebody could explain me, how can I find the Transfer Function from the Heating System below? I don't kn...

circa 3 anni fa | 1 risposta | 0

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Domanda

Stability of Transfer Function
Hello, I can't understand how to define the stability of a Transfer Function (Stable, Unstable or Marginally Stable) f(t) = 0,...

circa 3 anni fa | 0 risposte | 1

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Domanda

How can I set the Vehicle Parameters and get Displacement/Velocity/Acceleration Plots of Front Assembly Suspension (MSC ADAMS / MATLAB / SIMULINK / CO-SIMULATION)
Hello, For a start, I used MSC Adams to create an Assembly of a Front Suspension. In addition to this, I want to set the ...

oltre 5 anni fa | 0 risposte | 0

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How can I use ODE45 output to evaluate on each time a function inside a the Odefun

oltre 7 anni fa | 0

Domanda

How can I change the name of a variable?
I want to change the name of a variable, X which is the output from my simulink model, according to my input variable, np. Fo...

quasi 8 anni fa | 1 risposta | 0

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Domanda

How do I use as an input specific values?
I have an output data from a simulink model. I want to save the output data inside a loop for a two different input values. ...

quasi 8 anni fa | 1 risposta | 0

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Domanda

How can I save specific range of my data?
I have two variables as output from a simulink model, A and B. A has 500001 rows and 1 column (5000001x1 double) B has 5...

quasi 8 anni fa | 1 risposta | 0

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Domanda

How can I save multiple Data.mat from an Simulink Model Output;
I have an output data from a simulink model. I want to save the output data inside a loop for a different input variable. How ca...

quasi 8 anni fa | 1 risposta | 0

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Domanda

Why we use Transfer Function to represent/describe a Dynamic Model?
Why we use Transfer Function to represent/describe a Dynamic Model? <</matlabcentral/answers/uploaded_files/51553/1.png>> ...

circa 8 anni fa | 1 risposta | 0

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Domanda

How can a Two DOF System be unstable? ("Warning: The closed-loop system is unstable")
How can a 2 DOF System be unstable? ("Warning: The closed-loop system is unstable") I am trying to find the Gain Margin so th...

circa 8 anni fa | 0 risposte | 0

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Domanda

2 DOF System is unstable? "Warning: The closed-loop system is unstable"
I want to find the gain margin so I can calculate the parameters (kp,ki,kd) of ZN method. But I got this error. <</matlabcent...

circa 8 anni fa | 1 risposta | 0

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Domanda

How can I get more accurate results when I am integrating Time and Acceleration with Cumtrapz?
My Data consists of Time, Acceleration, Velocity and Displacement. I want to calculate the equation xr. xr = (m2*x2ddot-...

circa 8 anni fa | 2 risposte | 0

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Domanda

How can I get the transfer function G(s) = (X2(s)-W(s))/W(s)
According to the site below, how can I get the transfer function G(s) = (X2(s)-W(s))/W(s) <http://ctms.engin.umich.edu/CTMS/i...

circa 8 anni fa | 2 risposte | 0

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Domanda

Why I get different results? (Matlab, Simulink) My problem is that I get different results with Matlab (Transfer Function) an...

circa 8 anni fa | 1 risposta | 0

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Domanda

How can I change the "Set Point"? (Feedback)
How can I change the "Set Point"? (Feedback) I assume "0" is the default? Can I set for example the "Set Point" to "1" ...

circa 8 anni fa | 1 risposta | 0

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Domanda

Why I get different values when I integrate a function (by my hand-Displacement Positive & Negative, cumtrapz-Displacement Positive)?
Why I get different values when I integrate a function (by my hand, cumtrapz)? As you can see below, there is a very big dif...

circa 8 anni fa | 1 risposta | 0

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Domanda

How can I simulate time response of dynamic system to arbitrary inputs without shown the arbitary input on my plot?
How can I simulate time response of dynamic system to arbitrary inputs without shown the arbitary input on my plot? H = [tf...

circa 8 anni fa | 1 risposta | 0

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Domanda

How can I adjust a controller?
I am trying to adjust a controller according to the method above. <https://en.wikipedia.org/wiki/Ziegler%25E2%2580%2593Nichol...

circa 8 anni fa | 1 risposta | 0

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Domanda

Can I solve symbolic mathematical operations with matlab?
For instance: (a+b)^2 a^2 + 2*a*b + b^2 (a+b+c)^2 a^2 + b^2 + c^2 + 2*a*b + 2*b*c + 2*a*c

circa 8 anni fa | 3 risposte | 0

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Domanda

What Magnitude(db) and Phase(deg) represent on Bode Diagram?
What Magnitude(db) and Phase(deg) represent on Bode Diagram? I am working on 2 DOF System and I want to understand some basic...

circa 8 anni fa | 1 risposta | 0

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