Beantwortet
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]}; ...

etwa 5 Jahre vor | 2

| akzeptiert

Beantwortet
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...

etwa 5 Jahre vor | 1

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Beantwortet
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...

etwa 5 Jahre vor | 0

Beantwortet
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 5 Jahre vor | 1

Beantwortet
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 5 Jahre vor | 0

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Beantwortet
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 5 Jahre vor | 1

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Beantwortet
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 5 Jahre vor | 0

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

etwa 5 Jahre vor | 0

Beantwortet
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 5 Jahre vor | 0

Beantwortet
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 5 Jahre vor | 0

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Beantwortet
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 5 Jahre vor | 0

Beantwortet
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 5 Jahre vor | 0

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Beantwortet
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 5 Jahre vor | 6

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Beantwortet
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...

etwa 5 Jahre vor | 1

Beantwortet
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...

etwa 5 Jahre vor | 0

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Beantwortet
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

mehr als 5 Jahre vor | 0

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Beantwortet
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....

mehr als 5 Jahre vor | 0

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

mehr als 5 Jahre vor | 0

Beantwortet
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...

mehr als 5 Jahre vor | 1

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Beantwortet
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...

mehr als 5 Jahre vor | 0

Frage

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...

mehr als 5 Jahre vor | 0 Antworten | 1

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Antworten

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

mehr als 5 Jahre vor | 2

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

mehr als 5 Jahre vor | 0

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Beantwortet
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...

mehr als 5 Jahre vor | 1

Beantwortet
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,...

mehr als 5 Jahre vor | 0

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Beantwortet
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...

mehr als 5 Jahre vor | 0

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

mehr als 5 Jahre vor | 0

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Beantwortet
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...

mehr als 5 Jahre vor | 0

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

mehr als 5 Jahre vor | 0

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Beantwortet
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...

mehr als 5 Jahre vor | 1