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Jeremy

MathWorks

Last seen: 8 dagen ago Active since 2019

I am the doc writer for Simulink Coverage. My responsibilities include documenting new features, creating new examples, and maintaining existing documentation. My areas of interest are process control and nuclear reactor physics.

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Answered
How to load the function (.m) to the workspace when the simulink run?
It appears that you are using MATLAB R2021a on Windows. My understanding of your issue is that you've moved the model to a diff...

10 maanden ago | 0

| accepted

Answered
Why does my plot say undefined variable or function for X2?
Your code returns an undefined function or variable X error, because you try to define Areaofvertical = (Lv*X); before you hav...

meer dan een jaar ago | 0

Answered
Saving a struct property within a class object
classdef testclass properties (GetAccess=public, SetAccess=public) S number end methods ...

bijna 2 jaar ago | 0

Answered
Calling external function in ode45
function FractionY=ffy(y) Did you save this function as FractionY.m or as ffy.m? Because as it's written, the function is actua...

bijna 2 jaar ago | 0

Answered
any suggests, solutions ?
I changed one of them for you and re-attached it here.

bijna 2 jaar ago | 0

Answered
Unable to perform assignment because the left and right sides have a different number of elements.
Where is the definition of T? I am guessing that T is a vector, which makes su = hin*P*T*DX/Ac; a vector, and then you're trying...

bijna 2 jaar ago | 0

Answered
why isn't my code iterating?
Your while loop is converging on a value that is less than 1.2*120. Consider adding an additional parameter that breaks the loo...

bijna 2 jaar ago | 1

Answered
Receiving error vectors must be the same length when trying to plot.
T is 1x1 because none of your if statements are ever true. You want if t <= 144 %do things elseif t > 144 && t <= 358 ...

bijna 2 jaar ago | 0

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Answered
download 2019b update 3
https://www.mathworks.com/support/search.html/answers/473278-how-can-i-rollback-an-update?q=&fq=asset_type_name:answer%20categor...

bijna 2 jaar ago | 0

Answered
Set up a 6 element column vector f such that the value in row n of f is n/B
If I am understanding correctly, n is simply the row number. e.g. row 1 of f is 1/5, row 2 is 2/5 etc.

bijna 2 jaar ago | 0

Answered
How can I change the initial battery charge of the example microgrid in Matlab?
If you right click on the Battery_Simple_Dynamics subsystem, you can go to Mask -> Look Under Mask. Here, you will see that the ...

bijna 2 jaar ago | 1

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Answered
How to print : What's Your Name
fprintf('What''s your name\n')

bijna 2 jaar ago | 0

| accepted

Answered
How to set a legend with a label for two or more lines?
This isn't a particularly elegant solution, but I think it does what you want. x = linspace(0,0.5); for i = 1:3 y1(i,:) =...

bijna 2 jaar ago | 3

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Answered
How do I save a figure as the title of the figure?
Assign your title to an object th = title('WT 0HR', 'fontsize', 20); And extract the title string using dot syntax, and use it...

bijna 2 jaar ago | 0

Answered
Find data between min and max
Something like this? t = linspace(0,2*pi,201); y = sin(t); plot(t,y,'LineWidth',2) grid on hold on minid = find(islocalmin...

bijna 2 jaar ago | 0

Answered
Can't get tiled graph to show two lines inside of a loop, can anyone help?
I found two issues. One is, your plot commands are inside the nested FOR loop and they need to be outside the first END statemen...

bijna 2 jaar ago | 0

Answered
How can I find index from the cell array and then extract desired value from it.
Hi, Normally this would be easy using cell2mat because it appears each entry of the cell is meant to be a 1x3 array. However, l...

bijna 2 jaar ago | 0

Answered
3x3 matrix with while loop
n = 3; m = 3; A = zeros(n,m); while det(A) == 0 A = rand(n,m); end

ongeveer 2 jaar ago | 0

Answered
quick reference guide for plotting
https://www.mathworks.com/help/matlab/ref/plot.html#btzitot-LineSpec

ongeveer 2 jaar ago | 0

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Answered
input multi workspaces in function
Put the data into one array, pass it into the function, and parse the array inside the function?

ongeveer 2 jaar ago | 0

Answered
How can I run Simulink 'Build model' from the command line
I'm not sure if I'm understanding your use case completely, but I think you are looking for sim? sim('modelname.slx'); If that...

ongeveer 2 jaar ago | 0

Answered
Replace all instances of a value with random number
A = [0 1 0 1; 1 0 1 1; 0 0 1 1]; id = A==1; r = rand(1,nnz(id)); A(id) = r;

ongeveer 2 jaar ago | 1

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Answered
How to remove the table size below the table header; e.g., get rid of --> " 1×7 table "
The 1x7 table is not part of the table, it's part of the default display when you type a variable name with no formatting, you c...

ongeveer 2 jaar ago | 1

Answered
how to keep labels in matlab with multiplotyyy function ?
x = linspace(1,10,201); y1 = x.^2; y2 = log(x); pyh = plotyy(x,y1,x,y2); legend('x^2','ln(x)') ax = gca; xlabel('x') ax.X...

ongeveer 2 jaar ago | 0

Answered
Matrix Shifting: columns to single row
A = [1 2 3; 4 5 6; 7 8 9] B = reshape(A',[1,numel(A)])

ongeveer 2 jaar ago | 0

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Answered
Can the diff function go the opposite direction?
sure, flip your matrix with fliplr or flipud and then run diff

ongeveer 2 jaar ago | 0

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Answered
"Index exceeds the number of array elements (217)"
If you have 217 rows and you're trying to index row 478 then Matlab will throw an error also, the ,1 will need to be outside ...

ongeveer 2 jaar ago | 0

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Answered
How to find values in a range and save them to different arrays, repeatedly
target_times= randi(120000,1,64); bins = 10000:10000:120000; c = cell(12,1); c{1} = target_times(target_times < bins(1)); fo...

ongeveer 2 jaar ago | 0

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Answered
Indexing portions of a vector with array
I had to think about this for a while, but I think that this accomplishes the task you are looking for a = 1:12; id_start = [4...

ongeveer 2 jaar ago | 0

Answered
Having issues with a function: creates NxN matrix instead of a column vector
Are the inputs p, sigma, N scalar values or vectors? Does normrnd return a vector or a scalar? That seems to be a function you w...

ongeveer 2 jaar ago | 0

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