# Sunita

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**Feeds**

Question

Why best performance MSE does not align with final MSE?

ANN model outputs The model stopped at epoch 22 with an MSE of 0.0242 The best performance was observed at epoch 16 with an MS...

11 months ago | 1 answer | 0

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answerQuestion

Why doesn't the Artificial Neural Network stop training at the point where it achieves the best performance indicated by the lowest MSE on the performance plot?

Why doesn't the Artificial Neural Network stop training at the point where it achieves the best performance indicated by the low...

11 months ago | 1 answer | 0

### 1

answerQuestion

what could be the reason to get negative predicted output for new dataset?

what could be the reason to get negative predicted output for new dataset?

11 months ago | 1 answer | 0

### 1

answerQuestion

I have to optimise an objective function within defined limits

I have to optimise an objective function within defined limits. However, using problem-based optimization, I can only set the lo...

11 months ago | 1 answer | 0

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answerQuestion

When testing an ANN with new input data, are there specific ranges I should consider for these new inputs?"

When testing an ANN with new input data, are there specific ranges I should consider for these new inputs?"

11 months ago | 1 answer | 0

### 1

answerQuestion

How to use trained ANN with new input datasets?

How to use trained ANN with new input datasets?

11 months ago | 1 answer | 0

### 1

answerQuestion

ANN not giving quite favorable results with the new dataset

The performance of the Artificial Neural Network (ANN) seems promising based on the training,validation and test data, but it's ...

11 months ago | 1 answer | 0

### 1

answerQuestion

How to find the optimum number of neurons and hidden layers for ANN?

How to find the optimum number of neurons and hidden layers for ANN?

11 months ago | 2 answers | 0

### 2

answersQuestion

Good R-value (>0.98), bad MSE (>900) and very bad R2 (<0.70) in ANN. What does it mean?

Good R-value (>0.98), bad MSE (>900) and very bad R2 (<0.70) in ANN. What does it mean?

11 months ago | 0 answers | 0

### 0

answersQuestion

How to open neural network training screen?

i accidently closed the neural netwok training screen, any idea how to reopen it from "net.mat" file

11 months ago | 1 answer | 0

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answerQuestion

Why is the R-value 0.95 for raw data but drops to 0.85 for normalized data in ANN?

Why is the R-value 0.95 for raw data but drops to 0.85 for normalized data in ANN ? does it happen or am I doing something wro...

11 months ago | 1 answer | 0

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answerQuestion

Is normalization necessary for input and output data in an Artificial Neural Network (ANN)? Does it impact the network's performance?

Is normalization necessary for input and output data in an Artificial Neural Network (ANN)? Does it impact the network's perform...

11 months ago | 1 answer | 0

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answerQuestion

Can we generate best fitted nonlinear equation between 4 inputs and 1 output, if we dont know the equation initially

Can we generate best fitted nonlinear equation between 4 inputs and 1 output, if we dont know the equation initially

11 months ago | 3 answers | 0

### 3

answersQuestion

Why value from predicted value from the regression equation and predicted value directly from matlab are not matching?

I ploted the regression model using following codes (4 input P,V,T,H, and 1 output,TS) X = [P, T, V, H, P.*T, P.*V, P.*H, T.*...

11 months ago | 0 answers | 0

### 0

answersQuestion

In case of multiple output in ANN ,what does R value represent?

I have 4 inputs and 3 outputs , I am getting only one regression (R-value) , how this is calculated out of 3 outputs?

11 months ago | 1 answer | 0

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answerQuestion

How to know if ANN is giving good results?

The ANN's R value appears satisfactory, yet the performance curve doesn't seem favorable. Can someone clarify what this indicate...

11 months ago | 1 answer | 0

### 1

answerQuestion

What is use of regression model in ANN?

What is use of regression model in ANN, for instance I am getting the model something like this: "Output = 0.71 * Target + 1.8"....

11 months ago | 1 answer | 0

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answerQuestion

Can I define the relationship between input and output using the raw experimental data in MATLAB. somthing like this .

Can I define the relationship between input and output using the raw experimental data in MATLAB. somthing like this .

12 months ago | 1 answer | 0

### 1

answerQuestion

How to get relationship between input variables and output through ANN

How to get the relationship between input variables and output through ANN. I have 4 input variables and 1 output. From the regr...

12 months ago | 1 answer | 0

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answerQuestion

I have 4 inputs (P,T,V,H) and 1 output (TS). I want to optimize for TS (maximize in this case). Can I use PSO for this purpose

I have 4 inputs (P,T,V,H) and 1 output (TS). I want to optimize for TS (maximize in this case). Can I use PSO for this purpose. ...

12 months ago | 1 answer | 0

### 1

answerQuestion

Can I upload excel input and output data in PSO to define objective

Can I upload excel input and output data in PSO to define objective

12 months ago | 1 answer | 0

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answerhow to see training, validation and test regression lot in ANN

I am getting R-total plot from plotregression(T, Y) . I need this (see attach)

12 months ago | 0

Question

what is best way of data cleaning for the good prediction through ANN

what is best way of data cleaning for the good prediction through ANN

12 months ago | 1 answer | 0

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answerQuestion

how to see training, validation and test regression lot in ANN

how to see training, validation and test regression lot in ANN

12 months ago | 1 answer | 0

### 1

answerQuestion

how to know stopped epoch value in ANN

I accidentaly closed the neural network training window , Now I am not able to find the stoped epoch value. Is there any other ...

12 months ago | 1 answer | 0

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answerQuestion

Error percentage calculated in excel and matlab not matching. why?

I calculated error percentage for actual and predicted after ANN implementation using below code. Same I calculted using excel. ...

12 months ago | 0 answers | 0

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answersQuestion

why my predicted output is negative in ANN.

why my predicted output is negative in ANN. there is no negative value in the data. x = input'; t = output'; trainFcn = '...

12 months ago | 0 answers | 0

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answersQuestion

how to reload saved ANN model in workspace properly

I am not able to load the saved ANN model on the workspace . The "net" file does not appear only input , output and results. (ch...

12 months ago | 2 answers | 0

### 2

answersQuestion

how to load a saved ANN model in neural network fitting window

how to load a saved ANN model in neural network fitting window

12 months ago | 0 answers | 0

### 0

answersQuestion

How ANN model deals with missing input data?

I am new to matlab ANN, It will be very helpfull if somone can calrify these queries : 1) How ANN model deals with missing inpu...

12 months ago | 1 answer | 0