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Adam


1 844 total contributions since 2014

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

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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...

environ 16 heures ago | 1

| accepted

Answered
Determination of data points in each cluster of K-means algorithm
accumarray( idx, 1 );

15 jours 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]}; ...

16 jours ago | 0

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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...

16 jours ago | 1

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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...

17 jours 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( ...

environ un mois 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...

environ un mois ago | 0

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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 ...

environ un mois 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...

environ un mois ago | 0

Answered
Average of matrix element
cumsum( [a; b; c; d] ) ./ ( 1:4 )';

environ un mois 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...

environ un mois 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 ...

environ un mois ago | 0

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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...

environ un mois 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...

environ 2 mois ago | 0

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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...

environ 2 mois ago | 2

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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...

2 mois 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...

2 mois ago | 0

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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

3 mois ago | 0

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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....

3 mois ago | 0

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Answered
Create an Array/a List of Position
Position_List = reshape( position', 1, [] );

3 mois 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...

3 mois ago | 1

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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...

3 mois 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...

3 mois 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 mois ago | 0 answers | 0

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answers

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

4 mois ago | 1

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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 ...

4 mois ago | 0

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Answered
multiply table and matrix
Why all the complications with cell arrays and tables? Just use numeric arrays: A = [0.2 0.5 0.3; 0.1 0.1 0.3]; B = [2;3]; C...

4 mois ago | 1

Answered
Randomly change certain characters of a character matrix
If you mean basic letters, then e.g. idx = randi( numel( yourCharArray ), 1000, 1 ); replacementChars = char( randi( 26, 1000,...

4 mois ago | 0

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Answered
How can I use Function handle with arrays?
Not really sure how the code you posted, with syms and matlabFunction is connected to what you are asking, but this function sho...

4 mois ago | 0

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Answered
Select all eelements equal to a number
b = x( 1:find( x == 4, 1, 'last' );

4 mois ago | 0

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