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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...

7년 초과 전 | 답변 수: 1 | 0

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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...

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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 ...

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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...

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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...

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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 ...

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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...

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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...

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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...

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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 ...

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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]'

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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' ); ...

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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...

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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...

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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...

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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...

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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 ...

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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'); ...

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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...

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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....

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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...

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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 ...

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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...

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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...

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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...

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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...

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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...

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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...

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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...

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