1.848 total contributions since 2014

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

Answered

Dimensions of arrays being concatenated are not consistent.

Results_Values=[Amp',N',T',[velocity NaN].'];

Dimensions of arrays being concatenated are not consistent.

Results_Values=[Amp',N',T',[velocity NaN].'];

2 Tage ago | 1

| accepted

Answered

Could anyone help me how to store the result together in single matrix.

Making minimal changes to your code: B=[1 2; 1 3; 2 5; 2 4; 3 5; 4 6; ...

Could anyone help me how to store the result together in single matrix.

Making minimal changes to your code: B=[1 2; 1 3; 2 5; 2 4; 3 5; 4 6; ...

2 Tage ago | 0

| accepted

Answered

How to generate random matrix from another one?

newMatrix = reshape( oldMatrix( randperm( numel( oldMatrix ) ) ), size( oldMatrix ) ); should work, though I'm sure there are n...

How to generate random matrix from another one?

newMatrix = reshape( oldMatrix( randperm( numel( oldMatrix ) ) ), size( oldMatrix ) ); should work, though I'm sure there are n...

2 Tage ago | 0

Answered

Array indices must be positive integers or logical values

for i = length(Mag) doesn't make sense as this will just evaluate to a scalar. I don't see how this would be the source of you...

Array indices must be positive integers or logical values

for i = length(Mag) doesn't make sense as this will just evaluate to a scalar. I don't see how this would be the source of you...

2 Tage ago | 0

| accepted

Answered

Put label in colorbar

The label object should have a position that you can edit. The rotation of 270 rather than 90 moves it inside the tick labels f...

Put label in colorbar

The label object should have a position that you can edit. The rotation of 270 rather than 90 moves it inside the tick labels f...

3 Tage ago | 1

| accepted

Answered

Determination of data points in each cluster of K-means algorithm

accumarray( idx, 1 );

Determination of data points in each cluster of K-means algorithm

accumarray( idx, 1 );

17 Tage ago | 0

Answered

undefined function 'isnan' for input arguments of type 'table'

Assuming data is a table, try using curley braces { } instead of parentheses ( ), i.e. y=data{:,20}; X=data{:,[17:19,21:29]}; ...

undefined function 'isnan' for input arguments of type 'table'

Assuming data is a table, try using curley braces { } instead of parentheses ( ), i.e. y=data{:,20}; X=data{:,[17:19,21:29]}; ...

18 Tage ago | 0

| accepted

Answered

Transfer variables within function with different properties.

Either return it as an output argument from the previous function and pass it in as an input argument or store it as a class pro...

Transfer variables within function with different properties.

Either return it as an output argument from the previous function and pass it in as an input argument or store it as a class pro...

18 Tage ago | 1

| accepted

Answered

Using the function fmincon

The first argument needs to be a function handle, not a call to the function, although your function is FUNCTION so I'm not sure...

Using the function fmincon

The first argument needs to be a function handle, not a call to the function, although your function is FUNCTION so I'm not sure...

19 Tage ago | 0

Answered

Define function for rounding to precision

Usual scenario would be to multiply by 10^decimalPlaces, ceil and then divide by 10^decimalPlaces I would imagine. e.g. ceil( ...

Define function for rounding to precision

Usual scenario would be to multiply by 10^decimalPlaces, ceil and then divide by 10^decimalPlaces I would imagine. e.g. ceil( ...

etwa ein Monat ago | 1

Answered

How to plot the curve?

R = B ./ ( 1 + k'/2 ); figure; plot( R ) or R = bsxfun( @rdivide, B, ( 1 + k'/2 ) ); for earlier versions of Matlab that don...

How to plot the curve?

R = B ./ ( 1 + k'/2 ); figure; plot( R ) or R = bsxfun( @rdivide, B, ( 1 + k'/2 ) ); for earlier versions of Matlab that don...

etwa ein Monat ago | 0

| accepted

Answered

max value in a repetitive vector

maxes = [vec( diff( vec ) < 0 ), vec(end)]; works if it is as structured as your example always, where vec is your vector. If ...

max value in a repetitive vector

maxes = [vec( diff( vec ) < 0 ), vec(end)]; works if it is as structured as your example always, where vec is your vector. If ...

etwa ein Monat ago | 1

| accepted

Answered

How can I download matlab R2016a?

Click on your symbol in the top-right of this page, next to the telephone icon and click on 'My Account'. In your licencse list...

How can I download matlab R2016a?

Click on your symbol in the top-right of this page, next to the telephone icon and click on 'My Account'. In your licencse list...

etwa ein Monat ago | 0

Answered

Group maths on for loop

omegas=0:1:10; RR=40:70; d=90; numOmegas = numel( omegas ); numRR = numel( RR ); gg = zeros( numOmegas, numRR ); for i=1...

Group maths on for loop

omegas=0:1:10; RR=40:70; d=90; numOmegas = numel( omegas ); numRR = numel( RR ); gg = zeros( numOmegas, numRR ); for i=1...

etwa ein Monat ago | 0

Answered

How to work the Mean function

doc mean shows you the syntax of the mean function. It expects an array, not multiple arguments. Generally you take the mean ...

How to work the Mean function

doc mean shows you the syntax of the mean function. It expects an array, not multiple arguments. Generally you take the mean ...

etwa ein Monat ago | 0

| accepted

Answered

returning an object handle from a function

Try passing in gobjects(0) instead. Yours works fine for me in Matlab, but maybe from simulink it is different and the type o...

returning an object handle from a function

Try passing in gobjects(0) instead. Yours works fine for me in Matlab, but maybe from simulink it is different and the type o...

etwa 2 Monate ago | 0

Answered

R2014b uipanel not showing on figure.

You need to define Units ahead of Position else the Position will be interpreted in default units (which are 'normalized') befor...

R2014b uipanel not showing on figure.

You need to define Units ahead of Position else the Position will be interpreted in default units (which are 'normalized') befor...

etwa 2 Monate ago | 0

| accepted

Answered

Delete empty field - rows in a structure

Added as an answer since it seemed to solve the problem. Track_20( all( cell2mat( arrayfun( @(x) structfun( @isempty, x ), Trac...

Delete empty field - rows in a structure

Added as an answer since it seemed to solve the problem. Track_20( all( cell2mat( arrayfun( @(x) structfun( @isempty, x ), Trac...

etwa 2 Monate ago | 2

| accepted

Answered

Scale X and Y separately in a matrix

B = imresize(A,[numrows numcols]) is the second syntax given in the documentation. If you pass in a numrows the same as the cu...

Scale X and Y separately in a matrix

B = imresize(A,[numrows numcols]) is the second syntax given in the documentation. If you pass in a numrows the same as the cu...

2 Monate ago | 1

Answered

For Loop Problem error

img=imread('C:\Users\Shalaw\Downloads\gray.jpeg'); [n,m]=size(img); part{1}=img(1:n/2,1:m/2); part{2}=img(1:n/2,(m/2)+1:end...

For Loop Problem error

img=imread('C:\Users\Shalaw\Downloads\gray.jpeg'); [n,m]=size(img); part{1}=img(1:n/2,1:m/2); part{2}=img(1:n/2,(m/2)+1:end...

2 Monate ago | 0

| accepted

Answered

master study: requirements for laptop and windows version

A 5 second google search brought me to this: https://uk.mathworks.com/support/requirements/matlab-system-requirements.html

master study: requirements for laptop and windows version

A 5 second google search brought me to this: https://uk.mathworks.com/support/requirements/matlab-system-requirements.html

3 Monate ago | 0

| accepted

Answered

Colorbar colors wont scale to changed scale limits

You should be using doc caxis to change colourmap limits, not directly going into the colourbar object and changing its ylims....

Colorbar colors wont scale to changed scale limits

You should be using doc caxis to change colourmap limits, not directly going into the colourbar object and changing its ylims....

3 Monate ago | 0

| accepted

Answered

Create an Array/a List of Position

Position_List = reshape( position', 1, [] );

Create an Array/a List of Position

Position_List = reshape( position', 1, [] );

3 Monate ago | 0

Answered

How to remove hundreds of columns from a matrix?

First thing that comes to mind, which may or may not be the only problem: Never delete parts of an array from the front in a lo...

How to remove hundreds of columns from a matrix?

First thing that comes to mind, which may or may not be the only problem: Never delete parts of an array from the front in a lo...

3 Monate ago | 1

| accepted

Answered

Find all combinaisons of sum of two vector that corresponds to the value of a third vector

Well, what you wrote: 1./(1./A + 1./B) will give you answers you can compare to C as e.g. abs( 1./(1./A + 1./B) - C ) to giv...

Find all combinaisons of sum of two vector that corresponds to the value of a third vector

Well, what you wrote: 1./(1./A + 1./B) will give you answers you can compare to C as e.g. abs( 1./(1./A + 1./B) - C ) to giv...

3 Monate ago | 0

Answered

imagesc: how to set NaN as white color

doc colormap allows you to define whatever colourmap you want. You can tag a white point on the front of e.g. a Parula colourma...

imagesc: how to set NaN as white color

doc colormap allows you to define whatever colourmap you want. You can tag a white point on the front of e.g. a Parula colourma...

4 Monate ago | 1

Question

javaaddpath 'objects of...class exist' warning

I have run into a situation using multiple 3rd party functions from the file exchange. Both of these rely on java classes and b...

4 Monate ago | 0 answers | 0

Answered

Removing outliers from data

threshold = 3 * std( data ); validRange = mean( data ) + [-1 1] * threshold; dataWithoutOutliers = data( data >= validRange(1)...

Removing outliers from data

threshold = 3 * std( data ); validRange = mean( data ) + [-1 1] * threshold; dataWithoutOutliers = data( data >= validRange(1)...

4 Monate ago | 1

| accepted

Answered

finding x axis in findpeaks

doc findpeaks clearly shows there are numerous ways to call the function, including: [pks,locs] = findpeaks(data) where locs ...

finding x axis in findpeaks

doc findpeaks clearly shows there are numerous ways to call the function, including: [pks,locs] = findpeaks(data) where locs ...

4 Monate ago | 0

| accepted