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Francesco Porretta


Last seen: Today Active since 2020

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When use Sequence and when Feature for Neural Networks input layer in regression problem?
Hi to all, my problem is the following: I have 100 samples each one with dimension 3, and 100 corresponding outputs with dimens...

3 dagar ago | 1 answer | 0

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answer

Question


Absolute error instead of Mean Square Error - NN
It is possible to change the MSE performance to a simple Error performance? So, considering the minimization of the (maximum) er...

10 dagar ago | 0 answers | 0

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answers

Question


Change the minimization function in Neural Network
I searched a lot in the other questions, but I did not find something working for me. I would like to change the default functi...

11 dagar ago | 0 answers | 0

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answers

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Increase SPEED of nested for loops???
This is my code, which use 6 for loops for generating a 6D array, where the data are taken using a neural network: T = ones(g...

22 dagar ago | 1 answer | 0

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answer

Question


Radial Basis Function with "newrb" dimensional problem
I'm trying to use the function "newrb" for generating an output considering a set of initial inputs and the RBF. My problem is ...

24 dagar ago | 0 answers | 0

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answers

Question


Put axis label in their respective middle (3D plot)
I'm trying to put the axis label in a 3D plot in the middle of the axis, without rotate them. As example, consider this figure ...

ungefär 2 månader ago | 1 answer | 0

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answer

Question


How select data just out from a polygon, considering a constraint
borders % matrix 20x2 with the x and y coordinates of the generic polygon perimeter datas % matrix 550x2 containing the x and...

2 månader ago | 2 answers | 1

2

answers

Question


random selection from 5 different vectors
I have 5 vectors, from which I would like to extract 6 variables that should be i.i.d (Indipendent and Identically Distributed)....

3 månader ago | 1 answer | 0

1

answer

Question


Random number selection from matrix column and from decimal number
Hi all, I'm searching for a way to select random variables from each column of a matrix, together with two different random para...

3 månader ago | 2 answers | 0

2

answers

Question


plot 5 indipendent vectors in 3D plot
I have 5 vectors of related elements, in the sense that the first element of vector A is connected to the first elements of vect...

3 månader ago | 1 answer | 0

1

answer

Question


Time integration function in Matlab
I'm searching for a way to integrate in time on matlab, the equivalent of the integration block "1/s" on simulink. There exists ...

3 månader ago | 1 answer | 0

1

answer

Question


Integration in time knowing the initial condition, from simulink to matlab
Hi all, I'm trying to rewrite a simulink model in only matlab code (script). How can I rewrite the simulink block 1/s on matlab...

3 månader ago | 0 answers | 0

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answers

Question


Remove dimension from high dimensional array
Hi all, I have a 8D array with size 10 8 10 8 6 7 8 9, and I want to remove one specific dimension (the one with 6 elements), ob...

3 månader ago | 1 answer | 0

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Question


View progress of simulation (on simulink) when using sim command (on matlab)
I am using the sim() command on my matlab code in order to run a simulink model (which is open in my pc desktop). Normally when ...

5 månader ago | 0 answers | 1

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answers

Question


Display symbolic vector in LaTeX formulation
I have a vector of symbolic elements (like angle "phi'). What I want to do is to see in the command window (or somewhere else)...

7 månader ago | 0 answers | 0

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answers

Question


Bode Diagram Plot specification (magnitude)
Good Morning guys, I was wondering if it is possible to plot the bode diagram of a transfer function neglecting some area in th...

10 månader ago | 1 answer | 0

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Question


3D plot of 3 vectors
- error -

12 månader ago | 1 answer | 0

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Question


How can I plot this type of figures?
I have three vectors x,y,z with 3000 elements each one. I want to obtain the same type of plot shown in the figure (with all th...

12 månader ago | 1 answer | 0

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answer