Adam

1.839 total contributions since 2014

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

Adam's Badges

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( ...

5 dagen ago | 1

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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...

11 dagen ago | 0

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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 ...

11 dagen ago | 1

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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...

11 dagen ago | 0

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

12 dagen ago | 0

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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...

12 dagen ago | 0

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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 ...

12 dagen ago | 0

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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...

15 dagen ago | 0

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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...

20 dagen 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...

26 dagen 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...

ongeveer een maand 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...

ongeveer een maand ago | 0

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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

ongeveer 2 maanden 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....

ongeveer 2 maanden ago | 0

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

ongeveer 2 maanden ago | 0

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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...

2 maanden 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...

2 maanden ago | 0

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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...

2 maanden 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...

3 maanden 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)...

3 maanden 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 ...

3 maanden ago | 0

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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...

3 maanden 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,...

3 maanden 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...

3 maanden ago | 0

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

3 maanden ago | 0

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Turning separate columns of data into a single column or vector.
times = []; for ... ... times = [ times; A.data(:,1) ]; ... end You will get warnings about variable growing in...

3 maanden ago | 0

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Apply an element-wise calculation of an equation to a matrix
log( X ./ Y ) ./ Z 100 ./ log( X ./ Y ) - 50

3 maanden ago | 0

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Answered
Find function for cell array
wantedArray = [1,122,185]; cellfun( @(x) isequal(x,wantedArray), myCell ); You would be better off using a numeric array thoug...

3 maanden ago | 1

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What are the thought processes that go on when you are trying to solve a MATLAB problem?
I make very heavy use of the debugger, in combination with the command line to try out syntax and options. I also often like to...

4 maanden ago | 1

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Answered
Accesing structure using a function
total = campus.( building ).( year ).( var ); should work fine, assuming campus is your struct and that is a branch of the stru...

4 maanden ago | 0

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