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Gifari Zulkarnaen


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Korea University

23 total contributions since 2019

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Answered
Battery charging profile - Most efficient way of plotting
I have suggestion for your long repetitive elseif, try to use this instead: z = randi(100); zLim = [logspace(0,2,9) Inf]; % li...

1 dag ago | 1

Answered
How to plot graph from equation
I'm not sure what do you want, is it like this? x3 = [1 0.1 0.01 0.001]; x2 = zeros(3,4); for i=1:4 x1 = [-2 1 0;1 -2 1;...

1 dag ago | 0

| accepted

Answered
Error using optimization tool bx
Try this [x,fval] = ga(@objective,6); function f = objective(x) f = -2.84.*x(:,1)+0.22.*x(:,2)+3.33.*x(:,3)-1.09.*x(:,4...

1 dag ago | 0

Answered
Add legend to each figure()???
You need to make the x and y data separately, like this: figure(1) plot(x,P1) hold on plot(x,P2) plot(x,P3) plot(x,TotalDe...

1 dag ago | 0

Answered
Summing up the answers in for loop that meets criteria
Try this criteria=zeros(220,1) for n = 1:220 pfc = A(combi(n,1),1:270); fef = B(combi(n,2),1:270); zpfc = zscore(pfc); zf...

2 dagen ago | 0

| accepted

Answered
Nonlinear constraint function with the optimization toolbox
Seems you have extra parameters beside the optimization input variables. See these explanation: https://www.mathworks.com/help...

10 dagen ago | 0

| accepted

Submitted


Plot Frame Structure
Function for plotting frame/bar structure from node coordinate and element connectivity matrix

17 dagen ago | 7 downloads |

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Question


How to call variable (with index) using string?
Suppose I have many variables with arbitrary names in my workspace with all same size. I also have an identical logical index fo...

ongeveer een maand ago | 3 answers | 0

3

answers

Question


How to delete axes and tick in figure?
I make a contour plot, and then add another line plot in the same figure. For example: contour(x,y,z) hold on plot(xx,yy) ho...

ongeveer een maand ago | 1 answer | 0

1

answer

Answered
The variable Edj appears to change size consider preallocating
The size of your matrix changes at every iteration. Make zero matrix before looping. For example: Edj = zeros(d,n); *edited fo...

ongeveer 2 maanden ago | 0

| accepted

Solved


Vector creation
Create a vector using square brackets going from 1 to the given value x in steps on 1. Hint: use increment.

ongeveer 2 maanden ago

Solved


Doubling elements in a vector
Given the vector A, return B in which all numbers in A are doubling. So for: A = [ 1 5 8 ] then B = [ 1 1 5 ...

ongeveer 2 maanden ago

Solved


Create a vector
Create a vector from 0 to n by intervals of 2.

ongeveer 2 maanden ago

Solved


Flip the vector from right to left
Flip the vector from right to left. Examples x=[1:5], then y=[5 4 3 2 1] x=[1 4 6], then y=[6 4 1]; Request not ...

ongeveer 2 maanden ago

Solved


Whether the input is vector?
Given the input x, return 1 if x is vector or else 0.

ongeveer 2 maanden ago

Solved


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

ongeveer 2 maanden ago

Solved


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

ongeveer 2 maanden ago

Solved


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

ongeveer 2 maanden ago

Solved


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

ongeveer 2 maanden ago

Solved


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...

ongeveer 2 maanden ago

Solved


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 ...

ongeveer 2 maanden ago

Solved


Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

ongeveer 2 maanden ago

Answered
can anyone help me about nonlinear MDOF newmark beta dynamic analysis?
Hope these give insight: Linear mdof: https://www.mathworks.com/matlabcentral/fileexchange/71936-mdof-solver-of-nonclassicaly-d...

ongeveer 2 maanden ago | 0