Answered
How to make a color sphere as colorbar in 3D image
[X,Y,Z] = sphere; surf(X,Y,Z) colorbar

7 days ago | 0

Answered
x and fx matrix
x = linspace(0,11,10) ; f = 2*x ; iwant = [x;f]

7 days ago | 0

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Answered
I am trying to plot x and y with y being the only unknown but I don’t what is wrong in my code please help
Your x is an array Where as theta is only a scalar. You have to make theta and x both arrays of same size. You need to use...

7 days ago | 0

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Open specific format file outside MATLAB ?
Right click on the C file...click on the "open with" and the choose "choose default program", after this selct your visula studi...

7 days ago | 0

Answered
Trim only edge NaN values
X = [NaN, NaN, 2, 5, 1, 6, NaN, 1, NaN, NaN]; A = isnan(X) ; idx = find(A & diff([0 A]) == 1 & diff([A 0]) == 0) ; idx = [...

7 days ago | 0

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Answered
Abaqus input file edit as required by user
Refer this: https://in.mathworks.com/matlabcentral/answers/307258-extract-nodes-and-elements-from-abaqus-input-file-to-matlab ...

8 days ago | 0

Answered
Get all unique combinations from cell array for use as functional arguments
A 2*2 matrix means there are four elements i.e. four global indices. idx = 1:4 ; c = nchoosek(idx,2) C has the possible comb...

10 days ago | 0

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Answered
Derivative without diff function
You should proceed something like this: fun = @(y,t) y/t; t = linspace(0,60,500) ; y = sin(t) ; df = zeros(length(t)-1) ...

10 days ago | 0

Answered
Hello everyone, how can I plot the following six curves on a graph? More importantly, compare the similarity of the six curves.
Read about hold on to plot all the curves in a single plot...you can give legend ti differentiate the each curve. To get similia...

10 days ago | 0

Answered
chop array and average
data = [1 0 2 0 4 1 6 1 7 1 4 2 3 2 1 0 7 0 2 1 5 0 6 0 2 2] ; A = zeros(1...

10 days ago | 0

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finding the smallest euclidean distance of one point (lon & lat) to two matrices one containing lon the other lat
REad about knnsearch. This will give you the required number of indices along with distances closest to the given point.

11 days ago | 0

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How to plot contourf using following information?
pr is a 3D matrix, you cannot use contourf on a 3D matrix. You need to draw layer by layer. [m,n,p] = size(pr) ; for i = 1:p...

11 days ago | 1

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Answered
how to duplicate rows in a 2D matrix
A = magic(4); A(2,:) = A(1,:)

11 days ago | 0

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Answered
Remove parenthesis and the contents inside from a string
A = 'abc (ABC)' ; idx = strfind(A,' (') ; iwant = A(1:idx-1)

11 days ago | 0

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How to divide two datasets element wise ?
iwant = data_CP./data_PYP*1000 ;

11 days ago | 0

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Answered
How to average columns of matrix without loop?
There are functions possible to do the said. Read about movemean, blockproc, reshape.

12 days ago | 1

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How to create a lookup table?
Read about knnsearch. Also have a look on scatteredInterpolant.

12 days ago | 0

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Get a new matrix from another matrix through loop
D_GW = zeros(2,3); D_GW(:,1) = 0; D_AQ = [2 3; 5 6]; % D_GW = [0 2 5; 0 5 11] for row = 1:size(D_AQ,1) ...

12 days ago | 0

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Answered
How can I find the number of row in which the maximum value obtained for a particular column?
Read about the function max. A = rand(10) ; % 10*10 matrix [val,idx] = max(A(:,3)) % maximum value for the oclumn 3 fp...

12 days ago | 0

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Answered
How can I extract multiple subsequences from a set of values?
Read about reshape. x=[1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19]; m = length(x) ; n = 5 ; x = [x NaN(1,(n - r...

12 days ago | 1

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Answered
How to plot same function from different starting positions
C = 51 ; absorbed_solar_radiation = 239.4 ; A = 221.2 ; B = -1.3 ; greenhouse_effect_PI = 0 ; dt = 1 ; n_step = 200 ; ...

12 days ago | 0

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Answered
How to match two arrays
Read about ismember.

12 days ago | 1

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scatter random points around polynom
x_poly = [700 750 730 630 700 745 830 765 700]; y_poly = [0 266 570 780 1150 1300 1580 1880 2400]; %Create Polynom based on u...

13 days ago | 0

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Creating and executing function
https://in.mathworks.com/learn/tutorials/matlab-onramp.html

13 days ago | 2

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Plot multiple b-value on an error vs frequency plot.
Something like this: clear all; close all; clc; %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % ...

13 days ago | 0

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How to get every possible combinations of elements to approach a value and plot them together?
x = [144.2,31,138.8,56,54,27,25,24,18,17,12,4,266,240.5,215,132,75,30.3,20,19,18,18] ; n = 3 ; val = 325 ; y = nchoosek(x...

13 days ago | 0

Answered
Filter out NaNs but not lose data completely?
You can fill those NaN's using multiple ways. Read about fillmissing. You can also use interpolation methods to fill those nanas...

13 days ago | 1

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