VBBV

Last seen: Today

PEC

447 total contributions since 2017

Programming in MATLAB applied to interdisciplinary engineering fields

Contact

VBBV's Badges

View details...

Answered
Plotting zero vectors in quiver3
Vz=zeros(size(X)); % Ex 2 Vz from worksheet quiver3(X, Y, Z, Vx, Vy, Vz)

3 hours ago | 0

Answered
How to add greek symbols in plot text
plot(exp(2:8)) gtext('y = e^{\alpha.x}')

3 hours ago | 0

Answered
Matrix Dimensions must agree GUI
t= ((vfy-viy)/ay); % t2 = 0 : abs(t)/100 : abs(t)*2; % since starting value of vector t2 is 0 and incrementing forward

8 hours ago | 0

Answered
What does [3, Inf] represents?
sizeA is varable with two element vector , 3 and Inf (infinite) It is NOT a matrix with 3 rows and infinite columns

9 hours ago | 0

Answered
For loop stores all zeros then the actual values of last iteration
finalsm(k,:) = soilm; Use the counter k as row index

9 hours ago | 0

Answered
Error using + Matrix dimensions must agree.
%t = dt*(0:200); %data window COMMENT THIS LINE IN YOUR PROGRAM fi=50; %Frequency test ww=wgn(201,1,-40); size(transpose(ww...

10 hours ago | 0

Answered
how to normalize output for plotting
o=A./sum(A) %S=sum(normalizedvector,'all') %l=sum(normalizedvector(f)) %l=normalizedvector(f); polarplot(theta,o,'*'); Norm...

10 hours ago | 0

Answered
ERROR Subscript indices must either be real positive integers or logicals.
for j=2:j_max+1 x=v((j-1:j+N0-2)*dt); Use a positive non zero integer subscripts. In your case it is zero

10 hours ago | 0

Answered
Change the color of the empty area of uitable
uit = uitable(uifigure,'Data',rand(10,3),'BackgroundColor',[0.85 0.85 1]) See this ref for additional info https://in.mathwor...

20 hours ago | 0

Answered
Index loop into matrix
triCoord= zeros(10,9); ntri = 10 qTop = zeros(ntri,3); for n=1:ntri qTop(n,:) = [mean(triCoord(n,[1 4 7])),mean(triCoord(n...

20 hours ago | 0

| accepted

Answered
How can I plot graphs of the following variables?
%Program to solve the Euler equations clear all; clc; %Time Step h = 0.01; %Key Parameters mb = 100; %Mass of Quarter ...

20 hours ago | 0

| accepted

Answered
define an equation on Matlab
yy = @(t) y(t)+y(t-1)+y(t-2)-u(t-1)-u(t-2)-e(t) == 0

21 hours ago | 0

Answered
How to plot e^(-2n)
n = 1:10; plot(exp(-2*n),'-o','linewidth',2) grid on

21 hours ago | 0

Answered
Index exceeds the number of array elements (0).
%true prompt= 'Enter theta1 value'; A = input(prompt); prompt = 'Enter phi1 value'; B = input(prompt); prompt= 'Enter ...

22 hours ago | 0

| accepted

Answered
Pie chart help grouping
<https://in.mathworks.com/help/matlab/ref/pie.html> Use the above resource

22 hours ago | 0

Answered
User Defined Functions calling
>>try6 x = 0.10 f(x) = 12.3200 x = 0.20 f(x) = 12.6800 x = 0.30 f(x) = 13.0800 x = 0.40 f(x) = 13.5200 x = 0.50...

1 day ago | 0

Answered
Adding shade to specific parts of contour plots
contour(X,Y,Z) hold on patch(X,Y,C) % define the regions with definite colors you want, i.e. gray, white Use only contour a...

1 day ago | 0

Answered
Getting the right colorbar to show in plot
h1 = plot3(Evlon,Evlat,-Evdep,'o'); hold on h2 = plot3(Stalon,Stalat,-Stadep,'rv'); grid on hold on for i=1:length(Evlon) ...

1 day ago | 0

Answered
Plot multiple surfaces on same plot with different color for each surface
h1 = subplot(311) surf(peaks) colormap(h1,spring) shading interp colorbar h2 = subplot(312) surf(peaks) colormap(h2,winte...

1 day ago | 0

Answered
Color from surf and colorbar doesn't match
surf(x,y,z) shading interp use shading interp for the surf plot

1 day ago | 0

Answered
to obtain contour plots
hold on; [m,n]=meshgrid(-500:500,-500:500); p=(((m+299).^2)/5814.25+((n.^2)/2517.2)); contour(m,n,p,10); hold on %%%%%...

1 day ago | 0

Answered
How can I save only the values that work?
w = [40+wstep:wstep:50]; k2 = [1:1:100000]; for i = 1:length(m2) X =@(w,k2) abs(((k2-m2(i).*w.^2).*F0)./((k1+k2-m...

1 day ago | 0

| accepted

Answered
Dashed lines showing up Solid
plot(TDCases1(:,1), f_TD,'--k') hold on % use hold on between two plots [sortedDS, sortIds] = sort(DSCases1(:,1)); plot...

1 day ago | 0

Solved

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

1 day 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 ...

1 day ago

Solved

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

1 day ago

Solved

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

1 day ago

Solved

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

1 day ago

Answered
creating several bar charts with standard deviation
clear xmean = rand(1,4)*3 xstd = rand(1,4) ymean = rand(1,4)*4 ystd = rand(1,4)*0.7 % in one figure subplot(1...

1 day ago | 0

Answered
Why matlab reading data from csv file completely different ?
The data in 2nd column of your csv file is treated as text since it was not pasted to excel file correctly, See the attached fi...

2 days ago | 2

| accepted