Question


Does the input data for neural network for classification should be normalized?
Hi everyone, i tried to create neural network for classification using nprtool but i still can't reach a good accuracy however i...

etwa 5 Jahre ago | 1 answer | 0

1

answer

Question


Neural network work better with small dataset than largest one ?
Hi,i create neural network using nprtool at the begining i used input matrix with 9*981 but i got accuracy in the confusion matr...

etwa 5 Jahre ago | 3 answers | 0

3

answers

Question


How to organize the input and target samples for neural network ?
Hi, i was preparing the input an target matrix of my dataset that i will used to create neural network using nprtool and i want ...

etwa 5 Jahre ago | 1 answer | 0

1

answer

Question


How to improve the accuracy of confusion matrix of neural network?
Hi, i used nprtool to create neural network for classification and i have dataset with input matrix 9*981 and target matrix 2*98...

etwa 5 Jahre ago | 1 answer | 0

1

answer

Question


Why the performance of neural network is bad with larger input?
Hi,i create neural network for classification using nnstart.First i used an input with 9*222 matrix and i got this confusion mat...

etwa 5 Jahre ago | 0 answers | 0

0

answers

Question


How to choose the number of neurons in the hidden layer of neural network?
Hi, i'm using the neural network for classification using nnstart and i have dataset (input) with a size of 9*981 and i want to ...

etwa 5 Jahre ago | 1 answer | 0

1

answer

Question


How to save the network crated as .mat file ?
I created a neural network using nnstart and i want to know to save it as.mat so i can directly open the network in matlab softw...

etwa 5 Jahre ago | 1 answer | 0

1

answer

Question


What 's the difference between nntool and nnstart ?
I wanted to use the neural network for classification and then i found those who use nntool and other uses nnstart and i'm reall...

etwa 5 Jahre ago | 1 answer | 0

1

answer

Question


How can i do if i want to test the network created with new input ?
Hi , i used the neural Network start (nnstart) for pattern recognition and i got this script % Solve a Pattern Recognition...

etwa 5 Jahre ago | 1 answer | 0

1

answer

Question


Neural networks for Classification using NNTOOL
Hi everyone , I create a neural networks for Classification using NNTOOL. I want to know how can i call it if i want to use it ...

etwa 5 Jahre ago | 0 answers | 0

0

answers

Question


How to write a condition ?
Hi, i have to write this condition in my code but i don't know how moyenne <= '(-inf-6.95]'

etwa 5 Jahre ago | 2 answers | 0

2

answers

Question


ERROR Matrix dimensions must agree.
I tried to write this Decision making structure for i=1:n if Ea >= '(96.35-inf)' fprintf('normal\n' ); ...

etwa 5 Jahre ago | 1 answer | 0

1

answer

Question


Error "Unbalanced or unexpected parenthesis or bracket."
Hi, i wanted to minimize my code and i tried this clc; clear all; close all; load('C:\Users\del.dell-PC\pfe\base...

etwa 5 Jahre ago | 1 answer | 0

1

answer

Question


how to get the list of the rules extracted by the algorithm of Antminer+
Hi, i use the algorithm of Antminer+ and when i run the code i don't get the list of the rules extracted by the algorithm in the...

mehr als 5 Jahre ago | 0 answers | 0

0

answers

Question


How to create randomfiles for classification ?
I'm trying to run the code of Antminer in Matlab and i found that i should create randomfiles and they define it as : "randomfil...

mehr als 5 Jahre ago | 0 answers | 0

0

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Question


ERROR : The class RandStream has no Constant property or Static method named 'setDefaultStream'.
I was trying to run the code of Ant minner but i got error message " The class RandStream has no Constant property or Static me...

mehr als 5 Jahre ago | 1 answer | 0

1

answer

Question


How to load two ARFF file in Matlab?
I want to load ARFF file to matlab and i find this function function wekaOBJ = loadARFF(filename) import ...

mehr als 5 Jahre ago | 0 answers | 0

0

answers

Question


How can I load . edf file to matlab?
Hi, i need to load edf file of EEG signal and i try this code: [header, recorddata] = edfread('MANAII_MAISSA.edf'); ...

mehr als 5 Jahre ago | 1 answer | 0

1

answer

Question


Implementation of The AntMiner+ in Matlab
I download the code of AntMiner+ from www.antminerplus.com but when i tried it in Matlab i got this error message : Undefined...

mehr als 5 Jahre ago | 0 answers | 0

0

answers

Question


Error using optmize (line 9) Data length must be larger than 195 samples.
Hi, i try to optimize my Matlab code so i have written this code clc; clear all; close all; load('C:\Users\del....

mehr als 5 Jahre ago | 0 answers | 0

0

answers

Question


How to optimize my Matlab code ?
Hi , i have written this Matlab code but i realize that's a little long so i want to optimize it but i don't know how . Can any...

mehr als 5 Jahre ago | 2 answers | 0

2

answers

Question


How to choose the correct passband frequency and stopband frequency of a low pass Equiriple Fir filter?
I design a low pass Equiriple Fir filter with 3 dB of ripple in the pass-band from 0 to 64 Hz and at least 60 dB of attenuation ...

mehr als 5 Jahre ago | 1 answer | 0

1

answer

Question


How to extract the energy ratio from wavelet coefficient?
my PHD is about of epileptic seizure detection using discret wavelet transform.So to decompose the EEG signal into its sub-bands...

mehr als 5 Jahre ago | 0 answers | 0

0

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Question


How to use the std function for signal ????
I have to extract Standard deviantion of multi channel EEG and I dont know how to use the std function can anyone help me pleas...

mehr als 5 Jahre ago | 1 answer | 0

1

answer

Question


Error : Expression or statement is incorrect--possibly unbalanced (, {, or [.
i have a multichannel EEG and i try to filter all the channel but i got this error " Expression or statement is incorrect--possi...

mehr als 5 Jahre ago | 0 answers | 0

0

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Question


how to extract Mean, variance, standard deviation, frequency, maximum amplitude, minimum amplitude and energy from an EEG signal ???
please i need to konw how to extract Mean, variance, standard deviation, frequency, maximum amplitude, minimum amplitude and en...

mehr als 5 Jahre ago | 2 answers | 0

2

answers

Question


the coefficients detail and approximation of discret wavelet as input for SVM classifier ????
I'm using SVM classifier and i don't know how to use the coefficients detail and approximation of discret wavelet as input for t...

mehr als 5 Jahre ago | 1 answer | 0

1

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Question


how to extract the energy ratio of details and approximation coefficient ????
hello i use a decomposition at level 4 of EEG signal using db4 and i need to extract the energy ratio of details and approximati...

mehr als 5 Jahre ago | 0 answers | 0

0

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Question


Error in fir1 (line 115) Wind = chkwindow(Wind,L);
i'm trying to use low pass FIR filter for EEG siganl that i have downloded from http://physionet.org/physiobank/database/chbmi...

mehr als 5 Jahre ago | 1 answer | 0

1

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