Dyuman Joshi

Last seen: Today | Active since 2012

Mechanical Engineer IITG'20 Time zone - GMT +5.30 (IST)

Programming Languages:
MATLAB
Spoken Languages:
English
Professional Interests:
Fluid Dynamics, Aerospace Engineering, Aerodynamics, Computational Fluid Dynamics (CFD)

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How many revolutions around the earth
Calculate how many revolutions you will around the earth till 1/1/2100. Given the birhdate find your age in number of days on 1...

2 hours ago

Solved

Word with Highest Frequency
Write a MATLAB function that takes in a string and returns the word with the highest frequency in the string. The function shoul...

4 hours ago

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Convert row and column subscripts to linear indices
Convert 2D row and column subscripts to linear indices WITHOUT sub2ind Example: row = [1 2 3 1]; col = [2 2 2 3]; sz = [3 3]...

4 hours ago

Answered
Estimate the maximum value among three consecutive values in a vector
%Random data for example x = 1:10; y = movmax(x,3,'Endpoints','discard')

20 hours ago | 0

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weekday of last day of a month
%Current Month y = 2023; m = 7; %Get the date of the last day of the month day = eomday(y,m) %Get the weekday of the last...

22 hours ago | 1

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Matrix spiral
Make a spiral in a (n*n) matrix. The spiral has to start in the top left, and has to rotate clockwise to the center. The spiral ...

1 day ago

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speed up the calculation in multidimensional array
You can reduce a for loop by vectorizing the code - load('RP_BIN.mat') load('matlab.mat') [~,c]=size(matrix); xx=find(R...

3 days ago | 1

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Please help to correct my code
You need to use element-wise operators for the variable P_i % Parameters alpha = 0.3; epsilon = 0.4; K_bar = 1; R = 1.05; ...

4 days ago | 0

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Decimation function needs a double precision vector
Using parentheses () on table returns a sub-table. x = primes(20)'; y = (1:numel(x))'; T = table(x,y) %When you use (), Outp...

5 days ago | 0

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How to change horizontal alignment of column names in UITable
Use uistyle to add alignment to the uitable - d = {'Male',52,true;'Male',40,true;'Female',25,false}; f = uifigure; uit = uit...

5 days ago | 0

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transform a cell into a column vector
load('test.mat') %Vertically concatenate into an array z = vertcat(test{:}) If you want to convert the output into a cell t...

5 days ago | 0

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How to add a legend just for one specific point in a heatmap
Try turning the AutoUpdate feature off legend([p1, p2], 'G1', 'G2', 'Location', 'southoutside', 'Orientation', 'horizontal', 'A...

5 days ago | 1

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Answered
I would like to rotate a circle inside another rotating circle.
Given the current values, you will not obtain the pattern present in the posted image. You will need a bigger core circle to ac...

5 days ago | 0

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3d plotting of multiple sets of data
You have total of 49 sets of points, which you can not plot via plot3. The number of inputs, to plot multiple set of data, must ...

6 days ago | 0

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How to select, or filter, the external border/boundary in a set of (x,y)-points?
load("borders.mat"); %Original figure plot(b1(:,1),b1(:,2)) hold on plot(b2(:,1),b2(:,2)) %Obtain coordinates correspondi...

8 days ago | 1

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Answered
Create a local system of equations function from a set of anonymous functions
Another approach (Note - requires Symbolic Toolbox) equations = {'@(x1,x2) x1.^2+x2-6','@(x1,x2) -2.5.*x1+x2.^2-2'};%Set your e...

11 days ago | 0

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How to plot y-axis limits and y-limitation line
"Is there any additional piece of code I can use to display the actual limits of -220 & 220?" Yes, Ticks, specifically yticks ...

11 days ago | 1

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I' cannot download the trial version of matlab
Visit this webpage to get trial version of MATLAB and Simulink - Trials - MATLAB and Simulink

11 days ago | 0

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As you can see in the script I made 2 plot commands. However, there is nothing shown on the graphs. The display results is accurate, but I would like to have the graphs shown.
Looking at the xlabel and titles, you need to use time instead of t.

12 days ago | 0

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I want to collect the smallest arrays on the 3rd axis and get a 2d image.
a=[1 1 1;10 10 10;10 10 10]; b=[20 20 20;2 2 2;20 20 20]; c=[30 30 30;30 30 30;3 3 3]; d=cat(3,a,b,c); out=min(d,[],3)

12 days ago | 0

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Answered
Automating function creation from an input statement
An efficient approach - %Input, in the form of cell-strings %Note that I have added an extra element eqns = {'x1^2+3*x2+3',...

13 days ago | 0

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How to access element of a matrix using vector function
Use indexing - A=rand(3,10) A(:,3) %First element A(1,3) %First two elements A(1:2,3) %Last two elements A(2:3,3)

13 days ago | 1

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Answered
What could be possible issue with colon operator here ?
The colon operator in between the call to columns is incorrect. Remove it. allMarks = [24 44 36 18; 52 57 68 38; 66 5...

13 days ago | 1

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finding degree and neighbor of each vertex in a subgraph H but indexing according to original graph
The output you get is the index of nodes which are neighbors to the input and not the name of the node. And the input to the fu...

13 days ago | 0

Solved

Word Distance - Sum
Let's suppose that the distance of a word can be calculated by summing the differences between its letters, having assigned the ...

14 days ago

Solved

Finding valleys
You have a vector of altitudes (units are arbitrary) and need to find the depths of all the valleys. You also need to determine ...

14 days ago

Answered
How can I loop through a column in a sub tables and convert non-cells to cells?
%Data to create the table posted arr1 = categorical(["Type1" "Typ2" "Type3"]); arr2 = categorical(["S1" "S2" "S3"]); Charge...

15 days ago | 1

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Answered
how to assign vpasolve results to a vector?
A_1 = 8.23714; A_2 = 8.19625; B_1 = 1592.864; B_2 = 1730.63; C_1 = 226.184; C_2 = 233.426; c1 = 1.701; c2 = 0.9425; p = ...

15 days ago | 0

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Answered
Plotting using given coordinates
The order of indices is not correct. I have corrected it - %Modified array Nodes_stacked = [ 6.3480 3.6650; 0 ...

15 days ago | 1

Answered
Getting different values when I run for loop twice
Your code is working properly. However, since you have not used a semi-colon to supress the statement defined for the else condi...

20 days ago | 0

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Dyuman Joshi

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