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Please tell me what does the 2(in bold) in the below expression mean? residsumsq = norm(y-yhat, *2* )^2; Also, Is the norm...

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Asked 12 months ago

A half (railway) vehicle model has been designed in state space form.

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1 year ago

Here is my code, where when xi_a takes a new value from xi for each iteration, the semi-axes of my ellipse changes. Now my q...

2 Answers

Asked 6 months ago

Hi, I tried executing this loop, colors = ['m';'y';'b';'g';'c']; loop_ind = 1; for k1 = 1:5 figure(4); linespec ...

Asked 7 months ago

load('wheel_rail_AW.mat') S = contact_geometry x_new=S.y; y_new =S.r_R; xi = min(x_new) + (max(x_new)-min(x_new))...

Asked 8 months ago

Hi, I have an array of values and I need to frame an expression such that it chooses the value from the array automatically i...

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Asked 9 months ago

deltaSignal = abs(testSignal - referenceSignal); percentageDifference = deltaSignal ./ referenceSignal; % Percent by el...

Asked 1 year ago

Hi, I have been trying to reverse engineer a vehicle model and to check if I get back a similar response by creating my own mod...

Anyone please help me plot the model error against time in the subplot(212) V=20; t_sim=30; ...

When I use the following expression for calculating theta I get a value in the range specified for theta below (i.e., 0.5 to 90)...

plot(contact_geometry.y-d,contact_geometry.r_L) Could someone please tell me, is it possible to do coding in such a way t...

I don't know why the legend and plots don't match. I get the legend colours as defined below but the plot colours are all blue. ...

For each value of f_x_loop, I need x_a to take one of the five values from s_x_index for each iteration instead of one value for...

Hi, I need to generate plots for four different conditions. So I will be having four curves on the whole. Now I get a plot fo...

Hi, I have got the semi axes, with that how to plot an ellipse in matlab. I have tried using the function 'pdeellip', but it ...

I have got a step response which seems underdamped and I have also used the 'damp' function to retrieve the values of damping ra...

Asked 11 months ago

Hi, I tried getting the rise time and %overshoot from a step response by right clicking and viewing the characteristics. But ...

Could anyone please assist me on how to plot the below piece of code, residsumsq = norm(simout_b(:,1)-simout_a(:,1),2)^2;...

I need to calculate the R-square fit for the model output. I have the formula for calculating it, but how to give it in the code...

Hi, Could anyone please tell me how to calcute the percentage of difference between two plots? Actually I'm trying to see if th...

Hi, I get this error , Subscript indices must either be real positive integers or logicals. The line with this error is, ...

If I give an input delay of 0.1350 to the state space system, it doesn't make any difference to the system's response ss_mode...

I keep getting this error while running the state space model, Error in port widths or dimensions. Output port 1 of 'statesp...

Could someone please explain how this function works in defining the matrices For example, B=zeros(size(A,1),1); C=eye(si...

Hi, When I run my state space model, I get the following error message, Derivative input 5 of 'statespacemodel_hvm/State-...

Hi, The m-file and Simulink model which I created in R2012b version is not working suddenly in R2013a version. Actually R2012...

Asked 5 months ago

Hi, I have designed a model in Simulink and when I run the program it gives a warning and an error, Warning: Division by ...

Hi, I'm calculating the value of a parameter f_x whose value changes according to the following conditions. I haven't s...

Hi, I'm trying to plot the below. In x-axis, I have s_x_index=[0.01 0.02 0.03 0.04 0.05 0.06 0.07 0.08 0.09 0.10] ...

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