Adam

Last seen: 5 jours il y a | Actif depuis 2013

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

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SOM neighbor connections raw data
>> net.layers{:} ans = Neural Network Layer name: 'Layer' dimensions: [8 8] distanceFcn: 'linkdist' distanceParam: ...

11 mois il y a | 0

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Changing colors of outlier markers, median and whiskers in a box and whisker plot
I'm surprised boxplot has no option to return any graphics handles like most plotting functions do, but you can do the ugly appr...

11 mois il y a | 1

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What frustrates you about MATLAB? #2
Having used it more extensively in the last number of months, my biggest frustrations still surround the App designer. It has i...

environ un an il y a | 3

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add text above the legend on pie chart
I can't run your code to test, but lgd1.Title.String = "percentage values" should work (instead of passing it into the call to...

environ un an il y a | 0

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Matrix array in a strange format
It's a sparse array so that is standard. You can use: full( kio ) to convert to a full (standard) matrix if you wish, though ...

environ un an il y a | 1

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Question

Is it possible to disable parent node selection in a uitree?
Is there any way to disable certain nodes in a uitree from being selectable? In particular I have a situation similar to that s...

environ un an il y a | 1 réponse | 0

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How to not use a for loop
function I = intMidpointScalar(f, a, b, n) j = 0.5:n; h = (b-a)/n; x = a + j * h; I = sum( h * f(x) );...

environ 2 ans il y a | 0

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Iteration is not stopping. Can you please help thanks.
Which iteration is not finishing? You have a nested for loop and two while loops in that code. I assume you mean one of the wh...

plus de 2 ans il y a | 0

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Change to code formatting behaviour in editor in R2021b?
Does anyone know if this is a change in default formatting behaviour for indents and formatting behaviour or whether I am just m...

presque 3 ans il y a | 2 réponses | 6

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Removing "head" entry from doubly linked list
Unless I am totally misunderstanding (possible given my initial confusion in my comment) your class works fine. What isn't fine...

presque 3 ans il y a | 1

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how to find the count of unique values of a column in a array?
doc histcounts should give you the number of each of the elements in your array, so long as you parameterise it correctly if yo...

presque 3 ans il y a | 0

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how to create a vector with known indices numbers
result = vector( positions ); will give you this, if what you mean is you want the numbers from those positions of vector rathe...

presque 3 ans il y a | 0

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what does k = 0:25.5:255 function means
doc colon It means create an array starting at 0, incrementing by 25.5 each time, with a maximum value of 255. Easiest way to ...

presque 3 ans il y a | 0

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Resize and sum a matrix
If you have the Image Processing Toolbox you can use blockproc something like the following: array2 = blockproc( array1, [n n],...

presque 4 ans il y a | 2

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Whats the difference when using [ ] and : ?
key = [1 2 3 4 5 6 7 8 9 10]; res = reshape( key, 2, [] ); would give res = [ 1 3 5 7 9 2 4 6 8 10 ]; The [] indica...

presque 4 ans il y a | 1

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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...

plus de 4 ans il y a | 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...

plus de 4 ans il y a | 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 = [...

plus de 4 ans il y a | 1

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Array indexing nth spaced element
a( 1:n:end )

plus de 4 ans il y a | 0

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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...

plus de 4 ans il y a | 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 );

plus de 4 ans il y a | 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...

plus de 4 ans il y a | 1

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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...

plus de 4 ans il y a | 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...

plus de 4 ans il y a | 0

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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...

plus de 4 ans il y a | 0

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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...

plus de 4 ans il y a | 0

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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?

plus de 4 ans il y a | 1

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divide 3d matrix (840,64,1536) by 1d matrix (1536,1)
A ./ reshape( B, [1 1 1536] );

plus de 4 ans il y a | 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.

plus de 4 ans il y a | 1

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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...

plus de 4 ans il y a | 1

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