Answered

Classification of overlapping classed

If you have the Statistics and Machine Learning Toolbox, the easiest way to get you started is to run several classifiers with t...

Classification of overlapping classed

If you have the Statistics and Machine Learning Toolbox, the easiest way to get you started is to run several classifiers with t...

12 months ago | 0

Answered

how to copy layers and connections from an existing neural network?

Something along the lines (I had an exemple withe Alexnet, but the basic principle should be identical; here, I just resize the ...

how to copy layers and connections from an existing neural network?

Something along the lines (I had an exemple withe Alexnet, but the basic principle should be identical; here, I just resize the ...

12 months ago | 0

Answered

how to display the deep neural networks?

AFAIK, your options are either to use layerGraph, or the <https://fr.mathworks.com/help/nnet/ref/analyzenetwork.html analyzeNetw...

how to display the deep neural networks?

AFAIK, your options are either to use layerGraph, or the <https://fr.mathworks.com/help/nnet/ref/analyzenetwork.html analyzeNetw...

12 months ago | 0

| accepted

Answered

How to make image sequence from video or images?

A quick look tells me that Alpaca probably contains 55 grayscale images whereas img is a color image with 3 channels correspondi...

How to make image sequence from video or images?

A quick look tells me that Alpaca probably contains 55 grayscale images whereas img is a color image with 3 channels correspondi...

12 months ago | 0

Answered

Anyone help me please, How to use Classification Learner App to calculate accuracy rates on training set, and on test set??

It's all explained here: https://fr.mathworks.com/help/stats/export-classification-model-for-use-with-new-data.html Basically, ...

Anyone help me please, How to use Classification Learner App to calculate accuracy rates on training set, and on test set??

It's all explained here: https://fr.mathworks.com/help/stats/export-classification-model-for-use-with-new-data.html Basically, ...

1 year ago | 0

Answered

colormap() not working in 2016b

I = imread('cameraman.tif'); imshow(I) colormap jet

colormap() not working in 2016b

I = imread('cameraman.tif'); imshow(I) colormap jet

1 year ago | 0

Answered

drum beat analysis using audio processing

It depends on how much annotated data you have. I would start with raw labeled waveforms and try to adapt the example from the d...

drum beat analysis using audio processing

It depends on how much annotated data you have. I would start with raw labeled waveforms and try to adapt the example from the d...

1 year ago | 0

Answered

How can i plot the graph of b versus a?

Is this what you had in mind? a=-pi:2*pi/30:pi; b=pi./a.^2; plot(b,a) %or plot(a,b)

How can i plot the graph of b versus a?

Is this what you had in mind? a=-pi:2*pi/30:pi; b=pi./a.^2; plot(b,a) %or plot(a,b)

1 year ago | 0

Answered

How do I compute the correlation between corresponding rows of two matrices?

arrayfun(@(k) corr(A(k,:)', B(k,:)'), 1:10000, 'Uni', 1)

How do I compute the correlation between corresponding rows of two matrices?

arrayfun(@(k) corr(A(k,:)', B(k,:)'), 1:10000, 'Uni', 1)

1 year ago | 0

Answered

use sprintf with .wav files in for-loop

Or, assuming this is for the same piece of homework as yesterday, this can help you (although I hesitate to suggest it as an ans...

use sprintf with .wav files in for-loop

Or, assuming this is for the same piece of homework as yesterday, this can help you (although I hesitate to suggest it as an ans...

1 year ago | 1

| accepted

Answered

How to time-align correlated wav.files

This is homework so perhaps I can try to give you a couple of hints without providing you with the final solution. To import y...

How to time-align correlated wav.files

This is homework so perhaps I can try to give you a couple of hints without providing you with the final solution. To import y...

1 year ago | 0

| accepted

Answered

counting the number of frequency in wav file

A possible workflow: %compute the envelope of y (your signal) %assuming it's mono, and adjust the second %parameter o...

counting the number of frequency in wav file

A possible workflow: %compute the envelope of y (your signal) %assuming it's mono, and adjust the second %parameter o...

1 year ago | 0

Answered

How to scale x-axis in MatLab?

Temp = [100,75,50,25,0,-25,-50,-65,-75,-85,-100,-125,-150,-175]; Impact_Energy = [89.3,88.6,87.6,85.4,82.9,78.9,73.1,66...

How to scale x-axis in MatLab?

Temp = [100,75,50,25,0,-25,-50,-65,-75,-85,-100,-125,-150,-175]; Impact_Energy = [89.3,88.6,87.6,85.4,82.9,78.9,73.1,66...

1 year ago | 0

| accepted

Answered

How to read a txt table for selecting stimuli...?

myTable = readtable('studylist4.txt');

How to read a txt table for selecting stimuli...?

myTable = readtable('studylist4.txt');

1 year ago | 0

Answered

How to place figure labels

Is this what you are trying to achieve ? : x = [ 1.3404 1.3404 1.5011; 2.1141 2.1141 2.1591; 2.4665 2.4...

How to place figure labels

Is this what you are trying to achieve ? : x = [ 1.3404 1.3404 1.5011; 2.1141 2.1141 2.1591; 2.4665 2.4...

1 year ago | 0

| accepted

Answered

Descriptive stats in EEGlab

You can start with simple spectrograms and then move to coherence analysis, there's an example here if you have the wavelet tool...

Descriptive stats in EEGlab

You can start with simple spectrograms and then move to coherence analysis, there's an example here if you have the wavelet tool...

1 year ago | 0

| accepted

Answered

How can I create a nested loop ?

Here is a possible solution ; adapt it if it doesn't quite do what you had in mind : iMax = 5; jMax = 8; myArray = ze...

How can I create a nested loop ?

Here is a possible solution ; adapt it if it doesn't quite do what you had in mind : iMax = 5; jMax = 8; myArray = ze...

1 year ago | 1

| accepted

Answered

i am using myrpi variable inside a while loop. i am gettng an error as undefine function or variable myrpi. code is " if isempty(bbox) disp('No one is Here turn off all connection')else disp('someone is here in the room')"Please help

I am not sure what the first clearvars is doing(the formatting of your code as it appears here probably lacks a number of end of...

i am using myrpi variable inside a while loop. i am gettng an error as undefine function or variable myrpi. code is " if isempty(bbox) disp('No one is Here turn off all connection')else disp('someone is here in the room')"Please help

I am not sure what the first clearvars is doing(the formatting of your code as it appears here probably lacks a number of end of...

1 year ago | 1

| accepted

Answered

How to check whether all the elements are integer?

check = [1 1.5]; logical(~rem(check,1))

How to check whether all the elements are integer?

check = [1 1.5]; logical(~rem(check,1))

1 year ago | 0

| accepted

Answered

How can I remove the borders from the bar plots ?

h = bar([4 5 6]); h.EdgeColor = 'none';

How can I remove the borders from the bar plots ?

h = bar([4 5 6]); h.EdgeColor = 'none';

1 year ago | 0

Answered

what should i do to make both images of same size

im = imread('kssk.jpg'); newIm = rgb2gray(imresize(im, [256, 256]));

what should i do to make both images of same size

im = imread('kssk.jpg'); newIm = rgb2gray(imresize(im, [256, 256]));

1 year ago | 0

| accepted

Answered

How do I produce an R value for the following data?

In your case, with a polynomial of degree 1, you are pretty much assessing to whant extent the relationship between your two var...

How do I produce an R value for the following data?

In your case, with a polynomial of degree 1, you are pretty much assessing to whant extent the relationship between your two var...

1 year ago | 0

Answered

Trying to train a k-means clustering algorithm

Your numbers are much much bigger than those of the original example. So you should increase the step size between your min and ...

Trying to train a k-means clustering algorithm

Your numbers are much much bigger than those of the original example. So you should increase the step size between your min and ...

1 year ago | 1

| accepted

Answered

could anyone help me to plot the graph with equal spacing of number with respect to x axis

xDat = [1,12,25,100,120]; dummyX = 1:length(xDat); yDat = randperm(length(xDat)); plot(dummyX, yDat, 'ko'); ax = g...

could anyone help me to plot the graph with equal spacing of number with respect to x axis

xDat = [1,12,25,100,120]; dummyX = 1:length(xDat); yDat = randperm(length(xDat)); plot(dummyX, yDat, 'ko'); ax = g...

1 year ago | 0

| accepted

Answered

Using mulitiselect in uigetfile to plot the selected files

Is this useful ? : [filename, pathname, ~] = uigetfile('*.txt', 'Select text files','MultiSelect', 'on'); if filename ~=...

Using mulitiselect in uigetfile to plot the selected files

Is this useful ? : [filename, pathname, ~] = uigetfile('*.txt', 'Select text files','MultiSelect', 'on'); if filename ~=...

1 year ago | 0

Answered

Is there a function that will allow me to convert a Euclidean distance calculation for two vectors in a matrix to all the vectors in the matrix?

If I understand your question correctly, this should do the trick: mean(pdist(allData))

Is there a function that will allow me to convert a Euclidean distance calculation for two vectors in a matrix to all the vectors in the matrix?

If I understand your question correctly, this should do the trick: mean(pdist(allData))

1 year ago | 1

| accepted

Answered

How do I access the output images from this program.

Quick and dirty: imwrite(Img, [num2str(i) '.jpg'])

How do I access the output images from this program.

Quick and dirty: imwrite(Img, [num2str(i) '.jpg'])

1 year ago | 0

Answered

Can anyone suggest suitable code for detecting cardiac arrhythmia from ecg signals?

You might find this interesting: <https://fr.mathworks.com/matlabcentral/fileexchange/65286-heart-sound-classifier>

Can anyone suggest suitable code for detecting cardiac arrhythmia from ecg signals?

You might find this interesting: <https://fr.mathworks.com/matlabcentral/fileexchange/65286-heart-sound-classifier>

1 year ago | 0

Answered

"Index exceeds matrix dimensions" in imwrite()

I just had a quick look but it seems to me that you're using "i" as an index in different (and nested) loops, so the values in n...

"Index exceeds matrix dimensions" in imwrite()

I just had a quick look but it seems to me that you're using "i" as an index in different (and nested) loops, so the values in n...

1 year ago | 1

| accepted

Answered

can I obtain the values of a plot in tabular form

It depends on the kind of plot you have, but the following example should put you on the right track: plot(1:10,[1 2 1 2 3 ...

can I obtain the values of a plot in tabular form

It depends on the kind of plot you have, but the following example should put you on the right track: plot(1:10,[1 2 1 2 3 ...

1 year ago | 0