Dyuman Joshi
Mechanical Engineer IITG Time zone - GMT +5.30 (IST)
Python, MATLAB
Spoken Languages:
English, Hindi
Pronouns:
He/him
Professional Interests:
Fluid Dynamics, Aerospace Engineering, Computational Fluid Dynamics (CFD), Hydraulics and Pneumatics
Statistiques
RANG
45
of 288 913
RÉPUTATION
4 106
CONTRIBUTIONS
10 Questions
1 195 Réponses
ACCEPTATION DE VOS RÉPONSES
70.0%
VOTES REÇUS
608
RANG
9 082 of 19 495
RÉPUTATION
76
CLASSEMENT MOYEN
5.00
CONTRIBUTIONS
1 Fichier
TÉLÉCHARGEMENTS
54
ALL TIME TÉLÉCHARGEMENTS
636
CONTRIBUTIONS
0 Publications
CONTRIBUTIONS
0 Public Chaîne
CLASSEMENT MOYEN
CONTRIBUTIONS
0 Point fort
NOMBRE MOYEN DE LIKES
Content Feed
インデックスが配列要素数を超えています。インデックスは 0 を超えてはなりません。
When kq is 0, the equation becomes 1==0, which is obviously not true, thus there is no solution for it. For that iteration, q1 i...
1 jour il y a | 1
How can I change the decimal separator when exporting to Excel?
Try - T = readmatrix('filename.format', 'DecimalSeparator',',');
1 jour il y a | 0
How to get Bin Edges at specific Value point (Maximum value) in histogram.
load('Data.mat') H = histogram(DATA) %Get the index of the max value alongside [HMAX, idx] = max(H.Values,[],"all") %USe the...
1 jour il y a | 0
| A accepté
Change specific colour in an image
The image is actually an indexed image with a colormap. Use the map to convert it to an rgb image via ind2rgb - %Read the file...
1 jour il y a | 0
xlabel do not appear in plot
Call the plot() command first and then define the labels and legend - syms x s u1 = stepfun(x,0); f1 = x.*exp(-3*x).*u1; ...
2 jours il y a | 1
| A accepté
Why does my ode45 return a solution with the first values as zero despite I supplying non-zero initial conditions?
"Why does my ode45 return a solution with the first values as zero despite I supplying non-zero initial conditions?" Because yo...
2 jours il y a | 0
How to make this type of variation plot in MATLAB
You are looking for errorbar.
3 jours il y a | 0
| A accepté
Error using mesh - Z must be a matrix, not a scalar or vector, using mesh command
The difference between min(x1) and max(x1) is not 100, thus the vector x1fit generated via colon() is just min(x1). Consequently...
3 jours il y a | 0
| A accepté
How can I fix the warning and the error in parfor?
Why are you using parfor for this? Simply use a for loop - a = linspace(1,100,100); for i=1:10 for j=1:10 k = ...
3 jours il y a | 0
Getting an error message when I use 'triangle()' function.
That help is for a Stateflow operator in SIMULINK (as mentioned in the 1st line), not for a function in MATLAB. help triangle ...
5 jours il y a | 0
| A accepté
I could not display all the legends related to the plotted bars
You get a single legend entry because there is only a single graphical object. If you want a separate legend for each bar, you ...
5 jours il y a | 0
Finding an angle in a trigonometric function using 2 equations
As you are solving for beta, you have to define beta as a symbolic variable. Also, I have reduced the step size in x, as the va...
6 jours il y a | 1
error using preallocation for table using size option in R2023b
Use single quotation marks around the VariableTypes arguement instead of double quotation marks - % v ...
6 jours il y a | 0
| A accepté
converting 3d matrix into a cell array
@AT_HYZ, change the dimensions and use the above transformation - abc = rand(1001,259,259); %Shift dimensions Mymatrix = s...
7 jours il y a | 0
| A accepté
Vector sliding average over different number of points
Here's a vectorized method - %number of points in each block Ns = [4 2 2 1 3 1 1 2 3 1 1 2 1 2 3 1]; %sum of these points = 3...
9 jours il y a | 0
| A accepté
Return the last time in a datetime column containing NaT
Your data is already a column, using 1 and end as indices on it will provide scalars (see the edit above). ReadSS = readtable('...
10 jours il y a | 0
| A accepté
How to split a 2xN matrix into multiple 2x2 matrices?
%Assuming N is a multiple of 2 y = randi(10, 2, 16) %Reshaping into 2x2 blocks y = reshape(y, 2, 2, []) z = y(:,:,1); for k...
10 jours il y a | 2
| A accepté
How can I replace data on the axis to become u horizontal and y vertical?
Use - plot(u1,y,'-',u2,y,'--',u3,y,'-.',u4,y,':','LineWidth',2) Note the syntax for plotting x and y data using plot is - ...
11 jours il y a | 0
Not able to plot a particular relation.
Remove all the "syms" call. They are not required.
11 jours il y a | 0
How to export script to text file ?
export() does not support writing data into files. Use writematrix instead - a = "good"; b = "morning"; c = "babynumber"; ...
13 jours il y a | 0
| A accepté
Having issues with plotting and supposedly there is a size problem?
(I assume that you have written this code for an assignment, which requires the variable x to be of size [1 200], which should b...
13 jours il y a | 0
| A accepté
Plot can no longer recognize my variable
Because there is no such variable named yModel before that plot() is called. You have made a typo, it should be yB_Model. Al...
21 jours il y a | 0
| A accepté
how to generate random number
randi only generates integers. Use rand instead. rand() generates numbers in the range (0,1). Get the desired range by modifyin...
21 jours il y a | 0
Trouble with handling values in anti-diagonal of a square matrix
1 - Preallocate using ones() instead of zeros() and remove the else part. 2 - Update the condition for checking the anti-diagon...
21 jours il y a | 2
| A accepté
Plotting a function inside of another function with no outputs
Firstly, do not use built-in functions as names for variables (or scripts for that matter). You are using plot as a variable nam...
23 jours il y a | 1
How can I integrate by using bessel function
You need to provide the integrand as a function handle, see here - https://in.mathworks.com/help/matlab/ref/integral.html#btbbkt...
23 jours il y a | 0
how to get multiple values of multiple columns from a single column?
Use logical indexing - Find Array Elements That Meet a Condition, for columns 2-100 (Assuming the value 40 occurs same number o...
24 jours il y a | 0
Making loop for a function 'xlsread'
Use readmatrix instead of the deprecated xlsread(). q = dir('Data/*.csv'); nfiles = numel(filenames); for k=1:nfiles %...
24 jours il y a | 2
| A accepté
Solve is not providing correct solution
When you use vpa on symbolic numbers, you lose precision. When you convert the symbolic numbers to double precision values usi...
27 jours il y a | 1
the matrix only works till days= 16 then when the days=17 or bigger the output is 0 on all the values in the matrix
In the default display format (i.e. short), the numbers are displayed with 4 digits after the decimal. Thus when the differenc...
27 jours il y a | 0