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Find max
Find the maximum value of a given vector or matrix.

2 months ago

Solved

Get the length of a given vector
Given a vector x, the output y should equal the length of x.

2 months ago

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Inner product of two vectors
Find the inner product of two vectors.

2 months ago

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Arrange Vector in descending order
If x=[0,3,4,2,1] then y=[4,3,2,1,0]

2 months ago

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Select every other element of a vector
Write a function which returns every other element of the vector passed in. That is, it returns the all odd-numbered elements, s...

2 months ago

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Find the sum of all the numbers of the input vector
Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...

2 months ago

How to trasform from cell to matrix and transpose from horizontal to vertical at the same time?
Just change your cat dimension to 1, then transpose later. Data.my_cell = {rand(1,101);rand(1,101);rand(1,101)} m = cat(1,Data...

2 months ago | 1

Can I change my UIFigure size while maintaining location of elements in figure?
I think you may be able to achieve what you want using the uigridlayout, see if this example works on 2019b (I'm on 2022a). The...

2 months ago | 0

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Heatmap is too Thin in Figure
imshow() asserts 1:1 aspect ratio to show the image, so you can manually change the axes Position property after setting DataAsp...

2 months ago | 0

Implementing Crank Nicholson in spherical setting
I believe this should be the right formulation for CN (taking a few liberties interpreting your problem). If you want speed, pr...

8 months ago | 1

Implementing Crank Nicholson in spherical setting
For one thing, your boundary conditions (as developed on your pdf) don't look right. At r=0, you can just directly use Eq 8 LHS...

8 months ago | 0

Question

Built in look-up style interpolation of timetables for non-numeric data?
Is there no built-in function similar to interp1 for numeric data, that can operate on timetables with arbitrary data types? So...

9 months ago | 1 answer | 0

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For loop to carry value down depending on another matrix value
In your example, there is a "delay" by 1 row when your switch from 0 to -1 occurs, so the following answer is not exactly produc...

9 months ago | 0

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There used to be a function RefineMesh in Matlab used in solving ODE's, but it is now used for PDE's and isn't the same function. Is there a new function for the old purpose?
The workflow above only re-evaluates the "static" solution of ode45 at more data points by an interpolation scheme consistent wi...

1 year ago | 0

Is there a way to measure interletter spacing for Fixed Width font in MATLAB?
I have no idea what you mean by "visual angle per font size", but I know of one way: lbl = uicontrol("Style","text","String","...

1 year ago | 0

Functional programming construct to expand cell array into arguments for other functions without using an intermediate variable in the (user) code?
I am still not sure why you can't just have your generalized comparator function saved as a function somewhere on your path so y...

1 year ago | 1

How to integrate uidatepicker command with GUI interface?
Details are thin here...but it sounds like you need to first specify the parent graphics object that you want your uidatepicker ...

1 year ago | 0

How to solve exponential equation to find unknown constants
data = readtable("Book1.xlsx"); Alternatively, based on my reparameterization above you can as a first pass say everything afte...

1 year ago | 0

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How to solve exponential equation to find unknown constants
Do you have an intuition of what the graph of looks like? Hint: it looks like your plot, scaled and shifted roughly only in the...

1 year ago | 0

Print vectorized graphic of patches without edges
I now believe it is because you are technically plotting 3D patches (telling Matlab there's a z-coordinate, even if they are all...

1 year ago | 1

Calculations of Angle between two points
If you have the list of 3D coordinates rng(1) % control random generator NPoints = 5 vertices = rand(NPoints,3) You can defi...

1 year ago | 0

How to symbolically integrate f(T) = exp (E/(8.314*T) through integration by parts or with trapezoidal method?
The application still is unclear to me... If you just want numerical integration, look at the function "integral", as implement...

1 year ago | 0

Remove zoom from axes
This should be a good entrypoint: https://www.mathworks.com/help/matlab/ref/disabledefaultinteractivity.html https://www.mathw...

1 year ago | 0

Can I pass arguments to a @callbackFcn?
configureCallback(s,"terminator",@(src,evnt)readSerialData(src,evnt,operation mode)) So the first parentheses specify the inter...

1 year ago | 2

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I am trying to find the exact distance of a curvy line.
Assuming that the boundary points are ordered well (adjacently), then you can calculate the cummulative square distance between ...

1 year ago | 0

Take only some values from one array
you can't compare arrays of different lengths. a straightforward but cumbersome way is to cycle through each of your t1 and find...

1 year ago | 0

MATLAB GUIDE to App migration question
Apparently it should work: https://www.mathworks.com/help/matlab/creating_guis/compatibility-between-different-releases-of-app-...

1 year ago | 0

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How to Save new data to existing structure data in a for loop without having to save the complete Matlab file from Zero?
I would consider using a database, a lightweight solution could be sqlite. I use the third party mksqlite for this purpose and i...

1 year ago | 0

using varfun on a timetable with subscripts?
first of all, your operation looks like a "diff", no subscripts (for rows, i.e., timestamps) necessary second, you will be defi...

1 year ago | 0

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