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Marimuthu Ananthavelu


Active since 2017

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How to calculate Negentropy using PCA and ICA package
I am assessing the independent components obtained from different ICA algorithms for EEG channels. I use the measures of kurtosi...

2 years ago | 0 answers | 0

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Pairwise Spearman Correlation for Independent Components vs EEG Channels recordings
When estimating the pairwaise correlation co-efficients at the original channel level recordings, I observe that they are less t...

2 years ago | 0 answers | 0

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answers

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Cannot compute rank correlations for complex inputs.
I am estimating the pairwise spearman correlation co-efficients on the EEG signals. They are of large datasets and I use the fo...

2 years ago | 0 answers | 0

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answers

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Estimation of NegEntropy in MATLAB
I am trying to evaluate the different ICA algorithms using MATLAB. To do that, one of the measure which I use is to estimate the...

2 years ago | 2 answers | 1

2

answers

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Estimate Gaussianity using NegEntropy or Kurtoisis for Independent Components
Dear All, I am wishing to know how can I estimate the measure of gaussianity (either by using Negentropy or Kurtoisis) for the ...

2 years ago | 0 answers | 0

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Pairwaise Mutual Information Calculation
I am trying to estimate the Mutual Information for pairwise combinations for the whole matrix (which is an EEG data). I use the ...

3 years ago | 0 answers | 0

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Histogram x axis range
I am trying to plot the Histogram for a matrix which contains the values ranging from 0 to 0.1. However I wish to have the X axi...

3 years ago | 2 answers | 0

2

answers

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Preparation of the data for N-Way ANOVA
I have 3 matrices for 3 different techniques consisting of the data for 5 different frequency range of neuronal data each; ...

3 years ago | 1 answer | 0

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Preparation of the data for N-way ANOVA (anovan)
I have 3 matrices for 3 different modalities while processing the neuronal data (results); 1 st matrix with the size of (10...

3 years ago | 0 answers | 0

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Converting the 3D Matrix to 2D Matrix
I have a matrix outputs from my function in the following form; zeros(3,5,5) Basically, its a result of pairwise compari...

3 years ago | 1 answer | 0

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answer

Question


How to name each row and column of a Matrix
I had constructed a Matrix for which I wish to assign a row name and column name. Is there any way to achieve this in an easy wa...

3 years ago | 1 answer | 0

1

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Question


Creating Pairwise comparison Triangular Matrix using Row name, Column Name and its corresponding compared output
I am trying to create a matrix using the results produced by doing a pairwise comparison. As an example, my FOR loop generates t...

4 years ago | 0 answers | 0

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Question


Equivalent command in version R2017a for loading iris dataset
load iris.dat is the command which was used for loading the iris dataset. Using the same command in the recent version R...

4 years ago | 2 answers | 0

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answers

Question


ERROR in feedforwardnet (Default value is not a member of type "nntype.training_fcn".)
Why do I receive the following error when Tried to run the example: This is my full code : Line 22 is the line with 'trainbr'...

4 years ago | 1 answer | 0

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answer

Question


FCN does not return an info object.
Why I suddenly get this error with no reason! Error using feedforwardnet (line 68) FCN does not return an info object. Error...

4 years ago | 0 answers | 0

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answers

Question


Performance comparison plotting for different Back propagation algorithms
I am implementing various Backpropagation algorithms for the same dataset and trying to compare the performance. I got a help fr...

4 years ago | 2 answers | 0

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answers