Beantwortet
In the framework FEX, How do I change the projection of 3d points in a different 2D plane (currently it is in XY and want to change it to YX)
Since this concerns an FEX submission, you should probably ask the question in the discussion page of that submission. However,...

fast ein Jahr vor | 1

Beantwortet
How to adjust plots with several subplots with different loops?
ord={x,z,w}; for i=1:3 subplot(1,3,i); h=plot(ord{i},y,'LineWidth',4); [h.Color]=deal('cyan','red','blue...

etwa ein Jahr vor | 0

Beantwortet
Calculate multivariable equation with Matlab
You need some sort of model for the line slopes and intercepts as a function of the amperage. There are infinitely many that can...

etwa ein Jahr vor | 0

Beantwortet
find the index number using bsxfun command
bsxfun has been deprecated since R2016b. Just use implicit expansion. A = [12 13 15 1]; B = [1 2 12 15 10 13 11 14 3 4 5 6 7 8...

mehr als ein Jahr vor | 0

Beantwortet
How do I change only one variable in an equation and plot the response for this equation on a graph for all of the different values of this one variable?
F=1;K=1; DR = [0, 0.2, 0.4, 0.6, 0.8]; r=linspace(0,5)'; A = (F/K) ./ sqrt(((1 - (r.^2)).^2) + (4.*DR.^2.*r.^2)); plot...

mehr als ein Jahr vor | 0

Beantwortet
Using the surf and meshgrid command
Use fimplicit3 instead fimplicit3(@(x,y,z) y - sin(x.* cos(z)) ,[-1,1] )

mehr als ein Jahr vor | 0

Beantwortet
Display outputs of lsqnonlin in APP designer
Use the OutputFcn option to obtain the values used to populate the iterative display. Then print those values whenever and howev...

mehr als ein Jahr vor | 2

| akzeptiert

Beantwortet
Anyone know what is wrong with my T2* calculations?
The problem with try...catch is that if you have any coding errors in the try block, it will never get executed. Here, you are u...

mehr als ein Jahr vor | 2

| akzeptiert

Beantwortet
insert singelton dimension for broadcasting
Inserting dimensions seems like as much a pain as reshape, but if you must do it that way, here's an approach closer to the Pyth...

mehr als ein Jahr vor | 1

Beantwortet
How to find the angle of a line with respect to plot window
For context, I am trying to use this angle to produce some text that has the same angle as the line There are File Exchange pos...

mehr als ein Jahr vor | 1

Beantwortet
Is there an option to overwrite the old release when installing a new one?
No, there is not. You should always manually uninstall any versions you don't want. It is probably a good thing that they make y...

mehr als ein Jahr vor | 2

Beantwortet
insert singelton dimension for broadcasting
You could also create your own specialized function that does it - [M,N,P,K]=deal(2,3,4,5); A=rand(M,N,P); B=rand(M,N,K); ...

mehr als ein Jahr vor | 1

Beantwortet
insert singelton dimension for broadcasting
You didn't complete your description of why reshape() is "a bit annoying". If you're going to be doing the same operation repea...

mehr als ein Jahr vor | 0

Frage

Behavior with unspecified output arguments
I am a bit puzzled by the behavior I see in the below example. I thought Matlab will always check that a function call assigns a...

mehr als ein Jahr vor | 1 Antwort | 1

1

Antwort

Beantwortet
Replacing old version graphshortestpath with new shortestpath function
I tried replacing graphshortestpath() with shortestpath() and matlab still says the function is undefined. A strange thing to ...

mehr als ein Jahr vor | 0

Beantwortet
How can I implement this equation in matlab?
All of the summations can be pre-computed using matrix multiplication, e.g. - The results of the...

mehr als ein Jahr vor | 0

| akzeptiert

Beantwortet
Hi! How to fix plane position as a 0 degree angle for Phi azimuth angle or how Matlab understand where Phi angle should be drawn?
A = 3.67 * sin(Phi0) * cos(Theta0); B = 3.67 * sin(Phi0) * sin(Theta0); C = 3.67 * cos(Phi0);

mehr als ein Jahr vor | 0

| akzeptiert

Beantwortet
How would this be solved
Remember that the vector derivative of a parametric curve is tangent to the curve - syms r(theta) r(theta)=[2+3*cos(2*theta)...

mehr als ein Jahr vor | 0

Beantwortet
Unable to perform assignment because the size of the left side is 1 by 1 and the size of the right side is 1 by 2
You cannot do this - x=[1,2,3], x(1)=[5,6] %left side 1x1. right side 1x2

mehr als ein Jahr vor | 0

| akzeptiert

Beantwortet
how to plot 100x100 data set
X=rand(100); Y=rand(100); scatter(X,Y);

mehr als ein Jahr vor | 0

Beantwortet
mask a matrix based on values in two arrays
A=accumarray([u,v],1,[100,100]); k=ones(2*padu,2*padv); mask=conv2(A,k,'same');

mehr als ein Jahr vor | 0

Beantwortet
how can i change the value of a variable with a slider in matlab designer?
Here is a doc page talking about the general process of writing component callbacks in appdesigner. In this particular section, ...

fast 2 Jahre vor | 0

Beantwortet
Minimise memory requirements when importing many images
Why is it better to use NaNs instead of zeros? A value of 0 doesn't conflict with anything because all of your nontrivial values...

etwa 2 Jahre vor | 0

Beantwortet
How to code binary Fibonacci sequence?
"where the successive elements of the sequence are obtained as the concatenation of the two previous ones" No, see - https://e...

etwa 2 Jahre vor | 0

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Frage

A*1 and A+0 could be faster.
Regardless of the size of a matrix A, operations A*1 and A+0 should be very fast. A simple pre-check would detect if one of thes...

etwa 2 Jahre vor | 1 Antwort | 1

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Antwort

Beantwortet
How to call a function with vector input in the fit type function?
SCR has to be a 1D function of the independent variable nu, meaning it has to give valid output when nu is a scalar. That is not...

etwa 2 Jahre vor | 1

Beantwortet
What is the recommended way to pass long list of parameters between main workspace and function?
Do not use load/save to introduce undeclared variables in your workspace. This can have unexpected effects as described in this ...

etwa 2 Jahre vor | 0

Beantwortet
Converting a system of coordinates
You cannot do a 3D coordinate conversion from a single 2D camera measurement. You need at least 2 cameras. If you have 2 cameras...

etwa 2 Jahre vor | 0

Beantwortet
How to find the index of the first absolute minimum entry of a matrix
A=[5,7,0.5,5 ; 2,1,4,1 ; 1,6,7,0.5], [value,index]=min(A(:)) [Iindex,Jindex]=ind2sub(size(A),index)

etwa 2 Jahre vor | 0

| akzeptiert

Beantwortet
How to take double integral of a function matrix?
syms x y a=1; b=1; t=1; E=100/72; v=0.2; x1=0; x2=b; x3=b; x4=0; y1=0; y2=0; y3=a; y4=a; B1 = [y-y4;0;x-x2]; B2 = [0;x-x2;...

etwa 2 Jahre vor | 0