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Using Hessian for least squares problem
Now that the actual question is clarified as a coding question and not a math question, it seems these should help: https://www...

3 years ago | 0

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Answered
Select rows in a given table according to 3 criteria
This is small enough you could generate the full list of combinations % generate all combinations alltriplets = nchoosek(1:7,3...

3 years ago | 0

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Answered
Iterating array of chars and saving to table or cell
Try this, if your function actually returns strings as your output suggests (rather than a char array) result = strings(length(...

3 years ago | 1

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Answered
Interpolate X-Y coordinates with variable velocity to specified sampling frequency
I don't think you need loops...so assume your data is called XYV, and according to how you describe, I guess the last velocity p...

3 years ago | 0

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Answered
How to interpolate between two adjacent points of time series data, if the difference between any two consecutive points is greater than 25 by using for loop?
If you just want the points to be "appear" roughly evenly distributed, you could consider spacing in the arc length (although yo...

3 years ago | 2

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How to interpolate between two adjacent points of time series data, if the difference between any two consecutive points is greater than 25 by using for loop?
Here's [another approximate] way to do it that will only call spline once (could as well do it with gridded interpolant) The me...

3 years ago | 2

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Randomly selecting images from a directory
Use "dir" and "randperm"

3 years ago | 0

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Answered
Why won't cells populate via if-else statements?
The if statements are probably your problem...you are comparing a column vector with scalars, which off the top of my head I don...

3 years ago | 0

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Grouping age data into 5 year bins
Interesting, this could be useful for me too! You can use "discretize" to bin the data. Below is a quick and dirty class to impl...

3 years ago | 0

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How to vectorize the following code for matrix insertion?
There is a minor point in David's answer, which is that not all index collisions are taken care of in how the g matrix is constr...

3 years ago | 1

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Answered
How to rotate 3D matrix?
it looks like your segment A is parallel to the axis OA (trivial in y-direction), in which case it should be easy to first trans...

3 years ago | 0

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Answered
1-D Temperature Gradient
your time and space point vectors are t = 0:0.005:50; % but this gives you 10,001 points, not 10,000...so you decide what you h...

3 years ago | 0

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how to find the order of convergence
It sounds like you already implemented Newton's method, so just save all your residuals and plot [the log of norm] versus the pr...

3 years ago | 0

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Saving each vector of an ode45 vector solution in a matrix.
Use a cell array instead z = cell(1,20) for i=1:20 G=i/20 %Saving that iterates value of G [phi,y]=ode45(@(phi,y) od...

3 years ago | 0

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How can I generate values randomly from another existing vecor?
how about v1 = [122,34,20,5,21] v1a = [0,v1] N = numel(v1a) ridx = randi(N,size(v1)) v2 = v1a(ridx)

3 years ago | 1

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Answered
Probelm with web app server
@Martin Andersson, hope you have resolved this by now as it has been over a month, but if not, check your windows service accoun...

3 years ago | 3

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How to find duplicate file names(same name but different folder address), and write those files in excel with their respective folder address?
Here's a way that doesn't require as many loops and calls to ismember % % uncomment to simulate the results of dir and test % ...

3 years ago | 0

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Get all allowed values of a class property
Ah, I should more fully embrace the validator mechanism. Here is a way by defining a custom validator, so in a way less hard-cod...

3 years ago | 2

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web() and inputdlg() in App Designer
i think you can get around both limitations with some extra coding...never tried it, and just a thought, but... you could proba...

3 years ago | 0

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Want to connect 3D scattered data points with line
On way is to do it in a loop. After your code, hold on d = zeros(size(x)); % to hold distances from the first point for i =...

3 years ago | 1

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Concentric Squares with matricies
Try looking into padarray (or arraypad I can't remember...). I think you can apply successively to achieve what you want

3 years ago | 0

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Answered
Storing a loop index value in a dynamic array?
Without trying to get into the weeds of your need, did you know that "unique" can additionally output indices into each argument...

3 years ago | 1

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Answered
Extract data from a timetable excluding an specific date
This should work. Most of these steps should be straightforward..."ismember" may have been the key tt_1 = timetable(datetime({'...

3 years ago | 0

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Answered
Save plot as logical matrix array with same dimensions as original?
are you looking for imwrite()? or some combination of getframe(), frame2im(), and imwrite()?

3 years ago | 0

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multiple isntances of custom ChartContainer in a figure
Oops, documentation says that the Parent of an instance of chartcontainer can only be one of Figure object (default) | Panel ob...

3 years ago | 0

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Question

multiple isntances of custom ChartContainer in a figure
I defined a custom matlab.graphics.chartcontainer.ChartContainer class. When trying to populate a uigridlayout with multiple in...

3 years ago | 1 answer | 1

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answer

Answered
Copy and re-arrange data from one column into another
Is this what you are looking for? load("~/Downloads/Sample_table_MatLab.mat") a = ["CG", "CG_LOW", "CG_HGH", "MLD", "MLD_LOW...

3 years ago | 0

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Answered
plot 2 different time data on the same axis in same graph
To overcome the merged legend issue, you can create an empty plot to make the legend entry T = readtable('TIMEDATA.txt'); fi...

3 years ago | 0

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Answered
plot 2 different time data on the same axis in same graph
or potentially you are just looking for "hold on"

3 years ago | 0

Answered
Calculating number of elements of a vector greater or equal than elements of other vector
R = rand(1,10000); losses = sort(rand(1,2000)); for i = numel(losses):-1:1 counts(i) = sum(R >= losses(i)) end

3 years ago | 1

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