photo

Platon


Con actividad desde 2013

Followers: 0   Following: 0

Mensaje

Estadística

  • Thankful Level 3

Ver insignias

Feeds

Ver por

Pregunta


Parameters of Neural Network estimation methods in Matlab
Which method is usually used in matlab to estimate the net parameters? It is the maximum likelihood estimation or the Least Squa...

casi 10 años hace | 1 respuesta | 0

1

respuesta

Pregunta


How can I improve the performance prediction of a net in extrapolation
Training data are in [minTrain maxTrain], test data are in [minTest maxTest] such as 30% (for instance) of the data are outside ...

alrededor de 10 años hace | 1 respuesta | 0

1

respuesta

Pregunta


It is possible to create a dynamic model using radial basis function in the matlab tool box?
I want to create a net that uses radial basis function in a NARX model: inputs contain delays and feed back. Something like this...

alrededor de 10 años hace | 3 respuestas | 0

3

respuestas

Respondida
Weight decay parameter and Jacobian matrix of a neural network
Thank you. It helps to determine alpha but not to calculate the neural network jacobian matrix. Hope that future Matlab NN tool ...

casi 11 años hace | 0

Pregunta


Weight decay parameter and Jacobian matrix of a neural network
I want calculate prediction intervals so I have 2 direct questions: # How can I get the weight decay parameter 'alpha' (mse+...

casi 11 años hace | 2 respuestas | 0

2

respuestas

Pregunta


Neural network inputs and Outputs with different time delay
It is possible to configure and train a NN with diffrent time delays in the MATLAB neural network tool box such as: Y(t)=F(x...

alrededor de 11 años hace | 3 respuestas | 0

3

respuestas

Respondida
NARX model training in the Neural Network Tool Box
Thank you Greg. So, when I use this code : net = narxnet(inputDelays,feedbackDelays,hiddenLayerSize); [net,tr] = tra...

alrededor de 11 años hace | 0

Pregunta


NARX model training in the Neural Network Tool Box
I have Two questions concerning NARX neural network model when training is done using the early stopping technique: # It is t...

alrededor de 11 años hace | 3 respuestas | 0

3

respuestas

Pregunta


Neural Networks are universal approximators, It is true for picewise continuous functions?
George Cybenko had prouven that NN are universal approximators for continuous functions (see http://en.wikipedia.org/wiki/Unive...

más de 11 años hace | 1 respuesta | 0

1

respuesta

Pregunta


Bad results in modeling systems, with more than 1 Input, using neural network!
I'm getting started with the NN tool box for modeling systems with time delays so I started with an example which goal is to ide...

más de 11 años hace | 1 respuesta | 0

1

respuesta

Pregunta


How can I normalize data between 0 and 1 ? I want to use logsig...
All is in the question: I want to use logsig as a transfer function for the hidden neurones so I have to normalize data between ...

más de 11 años hace | 5 respuestas | 1

5

respuestas

Pregunta


Matlab Neural Network program error
My goal is to optimize my NN for a fiting problem. So I want to test several number of neurons in the hidden layer and repeat t...

más de 11 años hace | 3 respuestas | 1

3

respuestas

Pregunta


How can I simulate a NARX neural network after being trained and tested?
Hi, Using the NN tool box (MATLAB R2012b), I trained a NARX NN with data vectors X for input and Y for output. Now I would to...

más de 11 años hace | 2 respuestas | 0

2

respuestas