Beantwortet
How to generate all 2^n combinations of n choices from a 2-vector?
n=3; clear t [t{n:-1:1}]=ndgrid([0,1]); t=reshape( cat(n+1, t{:}) , [],n)

9 Monate vor | 1

Frage

Migrate preferences to R2025a
I am in the process of upgrading from R2024b R2025a. For the past several Matlab releases, I have found that copying over the .x...

9 Monate vor | 1 Antwort | 0

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Beantwortet
stftLayer error: "Size of input in T dimension must be greater than or equal to window length" despite correct input shape
The window must be specified as a vector. Did you want a flat window? If so, then, signal=rand(1,24,2401); winLength = 256; ...

9 Monate vor | 0

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Beantwortet
dbup does not behave as expected
There are special limitations on dbup, dbdown, and friends. You cannot call them from functions, because when a function is exec...

9 Monate vor | 1

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How to find vertices of a polygon with convex or concaved sides?
This assumes that flattening the sides always gives a convex shape, like in your examples. load data qConcave=getCorners(pC...

9 Monate vor | 2

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Beantwortet
Legend & Labeling points in a plot
syms a x y=1/(x-1); m=-1; dy=diff(y); x1_=subs(dy,a); eq=x1_==m; x1=solve(eq); y1=subs(y,x1); line=m*(x-x1)+y1; disp('The ...

9 Monate vor | 1

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Frage

Saveobj and Loadobj for arrays of objects
I am trying to customize the save() and load() process for a classdef. Cuurrently, I am using old-style saveobj() and loadobj() ...

9 Monate vor | 1 Antwort | 0

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Beantwortet
Is it possible to make this tiny loop faster?
This saves considerable time for large n, but for small n, all bets are off. a = .2; % constant b = .3; % constant n = 1e6; %...

9 Monate vor | 0

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Beantwortet
How to do inline function with unique instead of using for loop
If by "inline function", you mean an anonymous function, then no. But you can certainly do it with a local function. tdata = ta...

10 Monate vor | 0

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Beantwortet
Constraints to a Second Order Curve Fit
It probably makes more sense just to do a linear fit. For this data, at least, a 2nd order fit doesn't make too much sense. Rega...

10 Monate vor | 0

Beantwortet
not enough input arguments using variables from another equation system
z = fsolve(@(z)TAC2(x,z) ,z2)

10 Monate vor | 0

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Why does fft of non-integer number of cycles sin wave NOT have sidelobes?
We don't know what you're doing since we haven't been shown your code. However, here is an example to show that you won't get pe...

10 Monate vor | 1

Beantwortet
Find Gaps and Overlaps in Rectangular Prisms
If you can get R2025a with the PDE Toolbox, you gain access to tools that are very well-suited to this problem. In particular wi...

10 Monate vor | 1

Beantwortet
How do I set the size of a tile from tiledlayout?
You can't set the plot size in absolute terms with tiledlayout. You would have to layout the axes positions explicitly, e.g., %...

10 Monate vor | 0

Beantwortet
Find Gaps and Overlaps in Rectangular Prisms
Does a "gap" not occur whenever the two prisms being compared neither touch, nor overlap? If so, why not as below? % Fit the fo...

10 Monate vor | 0

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Fitting exponential using derivatives
however, i do not have the y values If y=dr_dt, then you can approximate y numerically, y=gradient(r,t) However, it be advisa...

10 Monate vor | 0

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Solving an implicit equation with fzero in a function.
fun = @(h) weir_height2(h,weir_height,total_weir_length,total_weir_discharge)

10 Monate vor | 0

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Beantwortet
Is vectorization worth the trouble with recent MATLAB?
Yes, it will always be worthwhile for a certain space of computations, because a plain for-loop will always be done sequentiall...

10 Monate vor | 0

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Beantwortet
appdesigner - disruptive help popups
Go to Home > Preferences > Editor/Debugger > Auto-completion.

10 Monate vor | 0

Beantwortet
Picking only 2 nested for loops among several.
Get rid of all the nested loops. Use the combinations command to create a table of all combinations of your variables. Then, yo...

10 Monate vor | 3

Beantwortet
Error in appdesigner number of arguments
There's nothing wrong with the code. I suspect you have defined your own version of uibutton() somewhere shadowing the builtin f...

10 Monate vor | 0

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Beantwortet
find sequence in a matrix
I=[0 1 0 1 1 1 0 0 0 1 1 1 0 0 1 0 1 0; 0 1 0 1 0 1 0 1 0 1 0 1 0 0 1 0 0 1; 1 1 0 1 0 1 0 0 0 1 0 1 0 0 1 1 1 0] k=3...

10 Monate vor | 0

Beantwortet
Error using the fmincon function
No, the constraint and objective functions have to return real values to be considered "defined". Possibly you have log() or sq...

10 Monate vor | 0

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Beantwortet
Aquiring images from mobile camera is too slow
Yes, you can postpone the image display until after the acquisition. N=1000; [img,t]=deal(cell(1,N)); for i=1:N [img{i},...

10 Monate vor | 0

Beantwortet
Plotting, how can I stop fill hiding the tickmarks?
X = 0:20; Y = sin(X/10); plot(X, Y, 'ko'); hold on; % Draw white patch (e.g., to "highlight" a region) Xfill = [10 20 20...

10 Monate vor | 0

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Beantwortet
Spatial filtering of cylindrical data
Using padarray you can pad circularly in theta and symmetrically in z and then filter with 'valid' shape flags. If you are filte...

10 Monate vor | 0

Beantwortet
find sequence in a matrix
I=[0 1 0 1 1 1 0 0 0 1 1 1 0 0 1 0 1 0;0 1 0 1 0 1 0 1 0 1 0 1 0 0 1 0 0 1;1 1 0 1 0 1 0 0 0 1 0 1 0 0 1 1 1 0]; k=3; Ik=str...

10 Monate vor | 0

Frage

Launch a desktop layout programmatically
In the Environment seciton of the desktop's Home Tab, there is an area for saving and loading one's preferred desktop layouts: ...

10 Monate vor | 1 Antwort | 0

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Antwort

Beantwortet
Quick Access bar capacity
One option that had occurred to me was to create a figure, as below) filled with uicontrol buttons which could serve the same pu...

10 Monate vor | 0

Beantwortet
find sequence in a matrix
I=[0 1 0 1 1 1 0 0 0 1 1 1 0 0 1 0 1 0;0 1 0 1 0 1 0 1 0 1 0 1 0 0 1 0 0 1;1 1 0 1 0 1 0 0 0 1 0 1 0 0 1 1 1 0] k=3; [minv...

10 Monate vor | 0