Professional Interests: Signal Processing, OOP, Matlab GUI programming, Machine Learning

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Get row and column of the closest value of a matrix from a variable

If you are using an up to date version of Matlab (scanning the release notes I think R2019a or later for the particular syntax o...

Get row and column of the closest value of a matrix from a variable

If you are using an up to date version of Matlab (scanning the release notes I think R2019a or later for the particular syntax o...

18일 전 | 0

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How to round the decimal values?

ceil( 0.7954 * 1000 ) / 1000 It should also be noted though that many seemingly 'round' decimal numbers cannot be perfectly rep...

How to round the decimal values?

ceil( 0.7954 * 1000 ) / 1000 It should also be noted though that many seemingly 'round' decimal numbers cannot be perfectly rep...

18일 전 | 0

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Problem with loop index

Calculate the indices of all the rows you want to delete , then delete them all in one go afterwards, as e.g. rowsToDelete = [...

Problem with loop index

Calculate the indices of all the rows you want to delete , then delete them all in one go afterwards, as e.g. rowsToDelete = [...

19일 전 | 1

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How to remove outlier by 2.5 standard deviations from the mean?

Looking at the help in doc filloutliers this should work: filloutliers(A,'center','mean','ThresholdFactor', 2.5) replacing A...

How to remove outlier by 2.5 standard deviations from the mean?

Looking at the help in doc filloutliers this should work: filloutliers(A,'center','mean','ThresholdFactor', 2.5) replacing A...

26일 전 | 1

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How to make subplot accept the positions like matrix?

doc ind2sub This will convert linear indices to n-dimensional subscripts. e.g. [p(1), p(2)] = ind2sub( [3, 3], 2 );

How to make subplot accept the positions like matrix?

doc ind2sub This will convert linear indices to n-dimensional subscripts. e.g. [p(1), p(2)] = ind2sub( [3, 3], 2 );

29일 전 | 1

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input vector fra edit text in guide GUI

sscanf( str, '%d' ) or str2num( str ) would both work if the input is e.g. "1 2 3 4 5 6", although the first returns a column...

input vector fra edit text in guide GUI

sscanf( str, '%d' ) or str2num( str ) would both work if the input is e.g. "1 2 3 4 5 6", although the first returns a column...

약 1달 전 | 0

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Defining a time varying function

if t < t0 result = a; else result = b; end gives what you want for this simple case, provided t0, a, b and t are al...

Defining a time varying function

if t < t0 result = a; else result = b; end gives what you want for this simple case, provided t0, a, b and t are al...

약 1달 전 | 0

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i have different result

Just get rid of the loop and vectorise: ProbDG=1-(1./T); DGT=-log(-log(ProbDG)); It can be done in a loop, but it's the end o...

i have different result

Just get rid of the loop and vectorise: ProbDG=1-(1./T); DGT=-log(-log(ProbDG)); It can be done in a loop, but it's the end o...

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What are the options to use a script in app designer? and how to define it?

You don't have to, but you should want to as scripts are not suitable for going beyond just trying things out. Once you want to...

What are the options to use a script in app designer? and how to define it?

You don't have to, but you should want to as scripts are not suitable for going beyond just trying things out. Once you want to...

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How to get handle to legend in a specific axes?

Legends are parented by the figure, not the axes, so you get a list of figure children like this: >> get( gcf, 'Children' ) an...

How to get handle to legend in a specific axes?

Legends are parented by the figure, not the axes, so you get a list of figure children like this: >> get( gcf, 'Children' ) an...

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Combine two or more gaussian components into one Gaussian Mixture (gmdistribution)

Doesn't GC = gmdistribution( [muX; muY], cat( 3, SX, SY ), [1; 1] ); work?

Combine two or more gaussian components into one Gaussian Mixture (gmdistribution)

Doesn't GC = gmdistribution( [muX; muY], cat( 3, SX, SY ), [1; 1] ); work?

약 2달 전 | 0

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divide 3d matrix (840,64,1536) by 1d matrix (1536,1)

A ./ reshape( B, [1 1 1536] );

divide 3d matrix (840,64,1536) by 1d matrix (1536,1)

A ./ reshape( B, [1 1 1536] );

약 2달 전 | 1

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How do I extract the rows that have value 0 in one array from another new array?

newArray( ~thisArray, : ) where thisArray is the one you show here.

How do I extract the rows that have value 0 in one array from another new array?

newArray( ~thisArray, : ) where thisArray is the one you show here.

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What type of data (200 x 200 x 200)

It's an array. A 3d array to be precise, but just an array. A vector (as defined by isvector(...) )is an nx1 or 1xn array A m...

What type of data (200 x 200 x 200)

It's an array. A 3d array to be precise, but just an array. A vector (as defined by isvector(...) )is an nx1 or 1xn array A m...

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" bsxfun(@rdivide..." Explain Use in Code

rgbh_e = bsxfun(@rdivide, rgbh_e, rgbh_e(4,:)); divides rgbh_e by by the 4th row of rgbh_e, on a per row basis - i.e. each elem...

" bsxfun(@rdivide..." Explain Use in Code

rgbh_e = bsxfun(@rdivide, rgbh_e, rgbh_e(4,:)); divides rgbh_e by by the 4th row of rgbh_e, on a per row basis - i.e. each elem...

약 2달 전 | 0

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In which Matlab version was rng() introduced?

https://uk.mathworks.com/help/matlab/release-notes.html?rntext=rng&startrelease=R2006a&endrelease=R2019b&groupby=release&sortby=...

In which Matlab version was rng() introduced?

https://uk.mathworks.com/help/matlab/release-notes.html?rntext=rng&startrelease=R2006a&endrelease=R2019b&groupby=release&sortby=...

약 2달 전 | 0

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what is wrong with my script?

2:4 means [2, 3, 4] A( [2 4], [2 4] ) would give what you want.

what is wrong with my script?

2:4 means [2, 3, 4] A( [2 4], [2 4] ) would give what you want.

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Arguments block syntax not being recognised

This was only introduced in 2019b (you can see at the bottom of the help page for 'arguments'). It is one of the disadvantages ...

Arguments block syntax not being recognised

This was only introduced in 2019b (you can see at the bottom of the help page for 'arguments'). It is one of the disadvantages ...

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Matrix creation combining vectors

M = [ repmat( V1(:), [numel(V2), 1] ), repelem( V2(:), numel( V1 ) ) ];

Matrix creation combining vectors

M = [ repmat( V1(:), [numel(V2), 1] ), repelem( V2(:), numel( V1 ) ) ];

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Help with restricting input

validateattributes( number, { 'numeric' }, { 'scalar', '>=', 1, '<=', 100, 'integer' } ) You would have to put a message togeth...

Help with restricting input

validateattributes( number, { 'numeric' }, { 'scalar', '>=', 1, '<=', 100, 'integer' } ) You would have to put a message togeth...

약 2달 전 | 0

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MATLAB Answers Wish-list #5 (and bug reports)

I realised I posted this in the ancient wishlist thread before. Can we not have some white space back between answers? Since t...

MATLAB Answers Wish-list #5 (and bug reports)

I realised I posted this in the ancient wishlist thread before. Can we not have some white space back between answers? Since t...

약 2달 전 | 1

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How to ignore letters in a numeric cell?

cellfun( @(x) str2double( erase( x, 'mm' ) ), pin_radius ) should convert them to an array of doubles. If you are using pre R2...

How to ignore letters in a numeric cell?

cellfun( @(x) str2double( erase( x, 'mm' ) ), pin_radius ) should convert them to an array of doubles. If you are using pre R2...

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why do I get Array indices must be positive integers or logical values?

It means pretty much exactly what it says. In Matlab x1, as you create it, is an array of values representing your function at ...

why do I get Array indices must be positive integers or logical values?

It means pretty much exactly what it says. In Matlab x1, as you create it, is an array of values representing your function at ...

2달 전 | 0

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expand length of matrix to fixed value

t = interp1( 1:108, t, linspace(1, 108, 200 ) ); would be one way to do it.

expand length of matrix to fixed value

t = interp1( 1:108, t, linspace(1, 108, 200 ) ); would be one way to do it.

2달 전 | 1

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Create a plot with a drop down menu in an App

app is your main application object. You can add properties to this yourself, which you can then access in any of its functions...

Create a plot with a drop down menu in an App

app is your main application object. You can add properties to this yourself, which you can then access in any of its functions...

2달 전 | 1

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Area plot does not recognize colormap

What was your 'older Matlab version'? If you keep the handle from an area plot you get an object (or objects, if you feed it a ...

Area plot does not recognize colormap

What was your 'older Matlab version'? If you keep the handle from an area plot you get an object (or objects, if you feed it a ...

2달 전 | 0

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Wish-list for MATLAB Answer sections.

Well, after the last update of Matlab Answers my biggest wish is now to put the white space back between the answers! I don't k...

Wish-list for MATLAB Answer sections.

Well, after the last update of Matlab Answers my biggest wish is now to put the white space back between the answers! I don't k...

2달 전 | 0

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How to manipulate array?

Just use it! Where you are going to use my_columns, just use number_columns, e.g. newMatrix = zeros( number_rows, number_colum...

How to manipulate array?

Just use it! Where you are going to use my_columns, just use number_columns, e.g. newMatrix = zeros( number_rows, number_colum...

2달 전 | 0

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How can I use my CNN after training (Image Recognition)

When you saved the file the network was called 'thisNetwork'. That is what this instruction saves: save('TheTrainedCNN','thisN...

How can I use my CNN after training (Image Recognition)

When you saved the file the network was called 'thisNetwork'. That is what this instruction saves: save('TheTrainedCNN','thisN...

2달 전 | 0