Risposto

How can I write a large audio file without having to store the whole thing in memory at once?

I don't believe a piece-wise write exists yet for audio files. Until a better answer shows up, I would suggest: # If your mem...

How can I write a large audio file without having to store the whole thing in memory at once?

I don't believe a piece-wise write exists yet for audio files. Until a better answer shows up, I would suggest: # If your mem...

oltre 6 anni fa | 1

Risposto

how to make a row into a one element

The other answer will only work for a very limited set of problems, and will break with even the slightest change, like having a...

how to make a row into a one element

The other answer will only work for a very limited set of problems, and will break with even the slightest change, like having a...

oltre 6 anni fa | 0

Risposto

Find unique rows in cell array with mixed data types

I cannot recreate your problem. Here is what I did: AA = {'A','B','A','C'}; BB = [1 2 1 1]; CC= [true,true,true,false]; ...

Find unique rows in cell array with mixed data types

I cannot recreate your problem. Here is what I did: AA = {'A','B','A','C'}; BB = [1 2 1 1]; CC= [true,true,true,false]; ...

oltre 6 anni fa | 2

| accettato

Risposto

How to combine two images based off matched features?

Seems like you have the indices of the matched features in both images. If you are certain no rotation is required, then you can...

How to combine two images based off matched features?

Seems like you have the indices of the matched features in both images. If you are certain no rotation is required, then you can...

circa 7 anni fa | 0

Risposto

How to flush out all variables before each iteration

Without more information, no way for me to suggest a better way to do this, but check: clearvars -except VarYouwantToKeep1 V...

How to flush out all variables before each iteration

Without more information, no way for me to suggest a better way to do this, but check: clearvars -except VarYouwantToKeep1 V...

circa 7 anni fa | 0

Risposto

How to extract only certain values from a field in a structure array?

I am not aware of a way to do this without a for loop. If you run: P=[Cells.Type]==1 without the semi colon, you will se...

How to extract only certain values from a field in a structure array?

I am not aware of a way to do this without a for loop. If you run: P=[Cells.Type]==1 without the semi colon, you will se...

circa 7 anni fa | 0

| accettato

Risposto

how can I count the number of elements on a vector?

[C,ia,ic] = unique(T); c = hist(ic,1:max(ic)); CountArray = [T(ia) c'];

how can I count the number of elements on a vector?

[C,ia,ic] = unique(T); c = hist(ic,1:max(ic)); CountArray = [T(ia) c'];

circa 7 anni fa | 2

Risposto

Using Cross Validation for regression

I would do something along the lines of: Randomize = randperm(length(input)); inputRandom = input(Randomize); outputRand...

Using Cross Validation for regression

I would do something along the lines of: Randomize = randperm(length(input)); inputRandom = input(Randomize); outputRand...

circa 7 anni fa | 0

Risposto

how to use histogram(data, num_bins)?

You don't appear to be doing anything wrong. Your data is the problem: 1417.69 521.83 15.23 8.28 7.05 The plot sh...

how to use histogram(data, num_bins)?

You don't appear to be doing anything wrong. Your data is the problem: 1417.69 521.83 15.23 8.28 7.05 The plot sh...

circa 7 anni fa | 0

| accettato

Risposto

Hi, is it possible to count the number of ones in a matrix ?

sum(A(:) == 1);

Hi, is it possible to count the number of ones in a matrix ?

sum(A(:) == 1);

circa 7 anni fa | 13

| accettato

Risposto

how to read multiple folders with a single text file and remove header and footer from this text file

Create a for looped chain using dir to access the folders. Something like: years = dir; years(1:2) = []; for yy = 1:length...

how to read multiple folders with a single text file and remove header and footer from this text file

Create a for looped chain using dir to access the folders. Something like: years = dir; years(1:2) = []; for yy = 1:length...

circa 7 anni fa | 0

| accettato

Risposto

adjacency matrix to boolean matrix convert

Sounds like what you want is simply: CliqueMatrix = AdjacencyMatrix >= Threshold; Then you would sum along the columns an...

adjacency matrix to boolean matrix convert

Sounds like what you want is simply: CliqueMatrix = AdjacencyMatrix >= Threshold; Then you would sum along the columns an...

circa 7 anni fa | 0

Risposto

How to sum elements in a vector according to the location information from another vector?

sum(V(L))

How to sum elements in a vector according to the location information from another vector?

sum(V(L))

circa 7 anni fa | 0

| accettato

Risposto

How to understand the data matrix formed by imread('XYZ.png')

It is the color in RGB format. For example Image(200,541,:) will give you the Red Green and Blue values of that particular pixel...

How to understand the data matrix formed by imread('XYZ.png')

It is the color in RGB format. For example Image(200,541,:) will give you the Red Green and Blue values of that particular pixel...

circa 7 anni fa | 0

Risposto

overlapping area between two circles

If the formula is correct, here is a function that will calculate the area: a = @(d,r,R) (1/d).*sqrt(4*(d.^2)*(R.^2) - ((d.^...

overlapping area between two circles

If the formula is correct, here is a function that will calculate the area: a = @(d,r,R) (1/d).*sqrt(4*(d.^2)*(R.^2) - ((d.^...

circa 7 anni fa | 0

Risposto

Im trying to create a code that will create a matrix with gaps depending on the input sequences

If your gap size is always the same for all elements: gap = 15; P1 = [0 25 50 75 100 125 150 175 200 225 250]; P1 = repm...

Im trying to create a code that will create a matrix with gaps depending on the input sequences

If your gap size is always the same for all elements: gap = 15; P1 = [0 25 50 75 100 125 150 175 200 225 250]; P1 = repm...

circa 7 anni fa | 0

Risposto

Problem with imhist after modify image

For now use: imhist(uint8(I)) That will get your work done, although it puzzles me why that is necessary, because imhist ...

Problem with imhist after modify image

For now use: imhist(uint8(I)) That will get your work done, although it puzzles me why that is necessary, because imhist ...

circa 7 anni fa | 1

Risposto

Create GUI from existing code

1) Convert your code into a function. 2) Create a GUI element for every input to your function. I would use "GUIDE". 3) Wh...

Create GUI from existing code

1) Convert your code into a function. 2) Create a GUI element for every input to your function. I would use "GUIDE". 3) Wh...

circa 7 anni fa | 1

Risposto

Is it possible to submit jobs to hpc cluster without purchasing MDCS?

Disclaimer: I am no expert. I don't see how the two interact at any level. The cluster is probably using some scheduler that ...

Is it possible to submit jobs to hpc cluster without purchasing MDCS?

Disclaimer: I am no expert. I don't see how the two interact at any level. The cluster is probably using some scheduler that ...

circa 7 anni fa | 0

Risposto

Importing HH:MM:SS from excel

If you are using the import tool, use datetime, as in import as datetime initially. Then you will be able to access individual c...

Importing HH:MM:SS from excel

If you are using the import tool, use datetime, as in import as datetime initially. Then you will be able to access individual c...

circa 7 anni fa | 0

Risposto

Subtracting a column from an array.

RESULT = bsxfun(@minus, MATRIX, COLUMN_VECTOR)

Subtracting a column from an array.

RESULT = bsxfun(@minus, MATRIX, COLUMN_VECTOR)

circa 7 anni fa | 1

| accettato

Risposto

Remove white background while using saveas command

You want this: http://www.mathworks.com/matlabcentral/fileexchange/23629-export-fig

Remove white background while using saveas command

You want this: http://www.mathworks.com/matlabcentral/fileexchange/23629-export-fig

circa 7 anni fa | 0

Risposto

how to plot 3D matrix

Plotting data like that is a pain IMHO. Either try: - SliceOMatic: http://www.mathworks.com/matlabcentral/fileexchange/764-sl...

how to plot 3D matrix

Plotting data like that is a pain IMHO. Either try: - SliceOMatic: http://www.mathworks.com/matlabcentral/fileexchange/764-sl...

circa 7 anni fa | 0

Risposto

Finding outer and inner edge of an ear image

A cheap trick would be to use bwconncomp on your edge image, and then use a for loop to only keeps the ones that contain a pixel...

Finding outer and inner edge of an ear image

A cheap trick would be to use bwconncomp on your edge image, and then use a for loop to only keeps the ones that contain a pixel...

circa 7 anni fa | 0

Risposto

Pulling my hair out over this simple for loop! Please help!

Its the brackets. You cannot use normal brackets for vectors of strings as they are stored as cell arrays. for i = 1:length(...

Pulling my hair out over this simple for loop! Please help!

Its the brackets. You cannot use normal brackets for vectors of strings as they are stored as cell arrays. for i = 1:length(...

circa 7 anni fa | 0

Risposto

Displaying STL file with colored facets

p = patch('faces',F,'vertices',V,'FaceColor',[0.8 0.8 1.0],'FaceLighting','gouraud'); Pass the surface roughness vector as t...

Displaying STL file with colored facets

p = patch('faces',F,'vertices',V,'FaceColor',[0.8 0.8 1.0],'FaceLighting','gouraud'); Pass the surface roughness vector as t...

circa 7 anni fa | 0

| accettato

Risposto

How do I change an image to binary?

ImageSegmenter should help you if you have the toolbox, since you sound like a novice user. http://www.mathworks.com/help/image...

How do I change an image to binary?

ImageSegmenter should help you if you have the toolbox, since you sound like a novice user. http://www.mathworks.com/help/image...

circa 7 anni fa | 0

Risposto

How to split a column in a table into two columns by a space

strsplit is your friend: <http://www.mathworks.com/help/matlab/ref/strsplit.html>

How to split a column in a table into two columns by a space

strsplit is your friend: <http://www.mathworks.com/help/matlab/ref/strsplit.html>

circa 7 anni fa | 0

Risposto

Create a PDF document from Matlab?

publish('myscript.m','pdf'); For reference: <http://www.mathworks.com/help/matlab/ref/publish.html>

Create a PDF document from Matlab?

publish('myscript.m','pdf'); For reference: <http://www.mathworks.com/help/matlab/ref/publish.html>

circa 7 anni fa | 1

Risposto

How to find out contour/boundary of binary 3D image

No direct built in function that I know off. Use circshift to extract them in N Dimensions. If A is your data and I want to find...

How to find out contour/boundary of binary 3D image

No direct built in function that I know off. Use circshift to extract them in N Dimensions. If A is your data and I want to find...

circa 7 anni fa | 0