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# Sulaymon Eshkabilov

Last seen: Today Aktiv seit 2011

research interests: vibrations, optimal control, system modeling and simulation, mechatronics... coding

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Beantwortet
lower and upper cusum
Note that every time, when you run the command it generates a new set of values. Thus, use rng(): rng('default') y=random('nor...

ein Tag vor | 0

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convert or translat number to specific word using it for title
Here is onee of the possible solutions with one simple example: T = randn(4, 15); t=1:15; catnames = {'Normal', 'Level 1', 'L...

ein Tag vor | 1

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Best practice for implementing LaTeX thin space within axis label
Here is the solution: t=linspace(0, 2*pi); h = sin(t); figure plot(t,h) xlabel('\$time \ [ \ s\ ]\$', 'Interpreter','latex');...

ein Tag vor | 0

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maximization problem , linprog optimization
Here is a nice documentation showing several examples how to apply linprog() fcn of MATLAB to solve such exercises: https://www...

ein Tag vor | 1

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How to get tangent line from a point not on the curve
Note that the point at which you're trrying to compute real valued tangent does not exist of the given y(x) fcn. Therefore, if t...

4 Tage vor | 0

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Loop through every nth row in a data frame in a function
The simpler and more efficient way would be using a logical indexing option or just use necessary indices, e.g.: % DATA input/g...

5 Tage vor | 0

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How to use matlab to draw such a diagram？
What are your given parameter values and equation? You can use similar approach as shown in this example: [x,y]=meshgrid(linsp...

6 Tage vor | 0

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Need help with the assignment from uni
You can try using fsurf() to get a cup like shape - see this DOC: R1 = 7.3/2; R2 = 5.5/2; T = asin(R2/R1); X = @(x,y) R1*c...

6 Tage vor | 1

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Can we use standard deviation of color image as a contrast value?
Numerically to find the differences of the two imaes (of the same size) and then compute the std of the computed differences are...

9 Tage vor | 0

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How can I open an Oxfor Instrument Pulsar .fid file in MATLAB?
If it is a binary data file, then you can use fread(). See this doc how to employ fread(): https://www.mathworks.com/help/matla...

9 Tage vor | 0

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How do I loop over all columns in a cell array?
Use this code as given here then you will not get the errors which are shown in your message thread: load('balls_data.mat') ID...

10 Tage vor | 0

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dlmwrite vs. writematrix: speed
If you run this simulation on the MATLAB desktop and shift the orders, their elapsed time will be similar. Anyhow it is interest...

10 Tage vor | 0

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can we make 3D mash plot from eq y(x)
You can consider the following code for 3D simulation of the projectile: % Projectile motion simulation for t = [0 : 25] second...

11 Tage vor | 0

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How do I align my matrix elements
This displays ok here. In your case, change the font size of the command window or use live editor that will display correctly ...

11 Tage vor | 0

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Beantwortet
Plotting streamlines in polar coordinates
Use quiver() plot function to plot vector fields -see this documentation: https://www.mathworks.com/help/matlab/ref/quiver.html...

11 Tage vor | 1

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Curve Fitting with Complex Value
Use the nonlinear fit with least squares method lsqcurvefit() - see this documentation: https://www.mathworks.com/help/optim/ug...

11 Tage vor | 1

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How do I loop over all columns in a cell array?
Here is the complete code to calculate all outliers: load('balls_data.mat') % Note balls_data is a cell array contains some...

11 Tage vor | 0

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How to access data in my cell array?
If understood your question correctly, here is the corrected code: spx = [1*10^6; 1200; .08]; dpx = [10*10^6; 1500; .22]; frx...

11 Tage vor | 0

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Beantwortet
Plot shows markers, but no lines, no matter what is being plotted
Here is the corrected code: x = linspace(0,10,100); y = exp(x/10).*sin(4*x); scatter(x,y) % In case, you want with lines: x...

11 Tage vor | 0

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How to trim start and end of time series data?
Here is how it can be done using an index option: X1 = [0.978184526233207 1.09489935704680 1.59164669497844 1.04748369986280...

18 Tage vor | 0

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Beantwortet
calculate differentiation with large coefficient
Here is a bit improved solution: omeganol=2.5; E=50; I=30; L=600; syms y(x) y(x)=vpa(omeganol/(120*E*I*L)*(-x^5+2*600^2*x^...

19 Tage vor | 0

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How to display an image and a plot on the same figure while controlling axes
Here is how it can be attained: my_image = uint8(linspace(1,0,720)'*linspace(1,0,1280)*255); % some diagonal color gradient ...

19 Tage vor | 2

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Please tell me the best way to load .Raw ct image into MATLAB?
Use image(), imshow(), imagesc(): % To view Tiff image: A = tiffreadVolume('TIFF_Image.tiff'); % image() image(A(:,:,1)) ...

19 Tage vor | 0

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Unable to Join Tables and Timetables
Note that both tables should have identical variable names to concatenate them, see - your example 1 (corrected): Input = '2023...

21 Tage vor | 0

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Beantwortet
I have a problem in the annexed excel file there are two tables, first table give the graph representing geological layers I need to get the second table with Matlab Code
If understood your explanations, here is how to collect the data from table to w.r.t xc range values and constant values of z1 ....

21 Tage vor | 0

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Plot lines appear fuzzy
One quick solution is to enlarge (Maximize) the figure window and then to restore (Restore) it ints original size using the righ...

21 Tage vor | 0

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I have a problem in the annexed excel file there are two tables, first table give the graph representing geological layers I need to get the second table with Matlab Code
Here is the solution. readmatrix() is option 1 and xlsread() is option 2: D = readmatrix('Salt Dome Interpretation.xlsx'); % D...

21 Tage vor | 0

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How to set the simulink in fixed solver mode and ode4 by default, so that while opening a new blank simulink page, the solver is at fixed step solver and ode4 by default ?
First, see how to adjust the solver - DOC Then follow the steps - given in this thread

22 Tage vor | 0

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what is NaN matrix?
It depends on what operation you have performed. The means of NaN and Inf are: NaN means not-a-number, i.e., 0/0 (also, missi...

22 Tage vor | 1

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Beantwortet
all ODE function returns NaN
Note that the found numerical solutions of y(:,1), .. y(:,5) are in different scales and therefore, it is appropriate to polt th...

23 Tage vor | 0