# Sulaymon Eshkabilov

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

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**Content Feed**

Matrix multiplication within a function not working

There are a couple of errs in the code. Here is the corrected version: function lutlum = lutlummer(image) for i = 1:1:256 ...

alrededor de 4 horas ago | 0

Code-m file for Sampling

Could pl., show what you have done so far?

alrededor de 4 horas ago | 0

How to add marker for the current point in animated line

Just a plot() with drawnow better simulates the animated plot: axis([0 20 -1 1]) x = linspace(0,20,1000); for k = 1:length(x)...

alrededor de 5 horas ago | 0

I keep getting this error "File identifier must be an integer-valued scalar of type double." when using fopen

Most welcome!

alrededor de 5 horas ago | 0

Matrix multiplication within a function not working

There is an err, here is how it is to be: lutlum = HL.'*lutlum; % creates 2 - by - 256

alrededor de 5 horas ago | 0

Shaded Standard Deviation Corridors

In your data, there are some missing data points (x, y, std) which must be removed and then everything works ok. Here is the cor...

alrededor de 5 horas ago | 0

I keep getting this error "File identifier must be an integer-valued scalar of type double." when using fopen

Err in the code: filename = 'Example2.txt'; % Corrected ONE. No input() that creates the error

alrededor de 6 horas ago | 1

| accepted

Modeling, control, and simulation of dual rotor wind turbine.

Have you seen this thread on Turbine model: https://www.mathworks.com/matlabcentral/answers/517712-wind-turbine-model-in-simulin...

alrededor de 6 horas ago | 0

how to connect interpolation and probability

Some of your data, used in your code, are not provided here. Moreover, it is not quite clear "connect"? What you are trying to d...

alrededor de 6 horas ago | 0

What formula should I use in linear mixed effects model fitting?

In this case, you should choose the formulation that would give a most accurate prediction. Either you go with your common under...

alrededor de 6 horas ago | 0

Classify Hyperspectral Images Using Deep Learning

Did you try to call this fcn: openExample('deeplearning_shared/HyperspectralImageClassificationUsingDeepLearningExample') Have...

7 días ago | 0

How can I plot an histogram?

there is an err in your code. Here is the corrected one: number_of_events=[30.60, 32.30, 32.30, 32.30, 32.30, 2.60, 12.60, 32.3...

7 días ago | 0

Why does my matrix give me a syntax error

Note that [A] is not to be defined within Fnorm that should be called correctly. It works without any err, if you call your fcn ...

8 días ago | 0

Change spacing between title lines

In your exercise, one of the viable solutions is to create one necessarily formatted blank line between the two lines. Here is o...

8 días ago | 0

Help to plot the LED Characteristic Curve

The answer in signal-to-noise ratio value, e.g: SNRdB = 20; % Gives a nice looking one!

9 días ago | 0

Draw a tangent line with a given slope in Log scale

To compute the tangent line of this curve, I would do the followings: (1) Get the numerical data of the curve (shown in your pl...

9 días ago | 0

To assign to or create a variable in a table, the number of rows must match the height of the table.

There are some size issues overlooked while assigning the table array. Here are the corrected parts of your code: ... time=(4...

10 días ago | 0

How do I solve this error?

There are a few errs in your tiny code. Here is the corrected one: load V.mat B=3.1e98; R=8.313; Ea=6.28e5 ; % Check your f...

10 días ago | 1

help with Integral function

There are a couple of errs in your code. Here is the corrected code: % Please enter your name inside the single quotes in the n...

10 días ago | 0

| accepted

How do I find the first 30 percent of each period of cosine?

In this case, if you are working and need to work with your plot, then you should work with ginput to locate where your full per...

11 días ago | 0

i want to plot readed audio files

Maybe you had better employ just one plot() and hold it to plot all imported data from audio files, e.g.: plot(y), hold all % ...

11 días ago | 0

| accepted

Index exceeds the number of array elements (1).

Note the size issues of the following variables pre-defined in your code: T=300; % Size 1 - by - 1. And you are try...

11 días ago | 0

| accepted

Remove offset and delay of step response

(1) Start at t=0: ... N = numel(x); x = linspace(0, 5, N); (2) Remove the offset: yoff=0.5; y = T(:, 2)-yoff; % Channel ...

13 días ago | 0

How to get a single value after an iteration?

% Error=zeros([1,length(Begining)]); % REMOVE THIS! ... Error=sqrt(error)/sqrt(DN)

15 días ago | 0

| accepted

DOUBLE SPRING MASS SYSTEMS & MATLAB’S ODE 45

There are a few errs in your code. Here is the corrected and complete code: t=[0, 3]; X0 = [1; 3; 0 ;0]; OPTs =odeset('Output...

15 días ago | 1

Error/Confusion with Simplifying Symbolic Expressions

You can also use: collect()

15 días ago | 0

How to cut an image manually using pixels values with for loop without imcrop ?

Here is a discussion thread that already addressed your question very well: https://www.mathworks.com/matlabcentral/answers/3448...

15 días ago | 0

shading in a graph

I don't think there is any plot tool that creates such graph with only data input. However, you can create this by plotting the ...

15 días ago | 1

How can I create this kind of graph?

You can use 3d bar charts - see this doc and 2d bar charts and/or histogram bars - see this doc1 and doc2

15 días ago | 0

I have a problem, i receive 'Error using input Cannot call INPUT from EVALC.' I'm not sure what it means or how to get the input to work. Thank you.

call this command at the beginning of your code: clear all It looks like, input has be used before to call another m-file and ...

16 días ago | 0