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Why my graph not same as research paper?
Hi @nur One of the ways to find out is to determine the equilibrium points from the advection-dispersion equation. I haven't c...

4 years ago | 1

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Combine two controllers in ODE45 environment
Hi @Telema Harry Since you are unable to provide more info, here is a very simple example, which I'm not sure if this is what y...

4 years ago | 2

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How to fit a cumulative normal distribution into a smooth curve?
Hi @Rohit Sinha The Error function is essentially identical to the standard normal cumulative distribution function, and so I a...

4 years ago | 2

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Random amino acid sequence generation with a given amino acid count of a specified sequence
Hi @Sk. Hassan I'm no expert in this, but it is possible to generate a sequence of numbers that associate with the Roman alphab...

4 years ago | 1

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How do we find Frequency domain Features of Signal
Hi @ANJANEYA PRASAD Consider using the Signal Analyzer App in the Signal Processing Toolbox. Also see: https://www.mathworks....

4 years ago | 0

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Eigenvalue analysis method of 'damp' function
Hi @ayumi.t According to the damp() documentation, the function returns the following: the poles (eigenvalues) of the dynamic ...

4 years ago | 0

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Proper system linearization for tracking problems
Hi @Federico Toso Perhaps you should consider offline-designing a family of PID controllers that give consistent satisfactory c...

4 years ago | 1

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Problem with optimization using fmincon
@Bartlomiej Skutecki Sometimes, the optimization problem can be understood better if you can visualize the objective function: ...

4 years ago | 1

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create a function in Matlab to calculate Ampere Force with control structures
Hi @Brendina Mehmeti Here is an example to calculate the force per meter of length between two parallel conductors using Ampère...

4 years ago | 0

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how to have a continious sine wave in different periods
@azerty and qwerty Think you probably want to show something like this. Do you remember I mentioned about the points where the...

4 years ago | 1

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How to plot a bifurcation diagram for a Second order differential equation ?
@PONNADA DURGA Prasad So you want to vary the frequency parameter from 0.1 to 3 rad/s in the following ODE and plot the bif...

4 years ago | 0

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Should we always search for the global minima in our optimization problem?
Hi @Shaily_T For academic reasons, maybe a 'Yes' if your team want to demonstrate the novelty in the optimization problem that ...

4 years ago | 0

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Common part of 2D and 3D plot
HI @M If the points of the desired function h are projected to the y–z plane, then the curve should look like this: f = @(z) 0...

4 years ago | 1

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I am modelling an electric car and I'm getting velocity in negative.
Hi @Irfan Amin Gadai That probably implies one thing: the dynamics modeling for your Electric Vehicle is incorrect. Check your...

4 years ago | 0

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How to smoothen the disturbed curve?
Hi @ekagra gupta Adding a lowpass filter should filter the high-frequency input signal with normalized passband frequency. For...

4 years ago | 1

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How to write a function of rainfall seasonality Index (Walsh and Lawler, 1981)
Hi @Joseph Muhumure The computation of the Seasonality Index (SI) is rather direct using sum() and mean(). https://www.math...

4 years ago | 0

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How many dimensions do I need?
Find the *Sample Size N calculation* formula in Google and show it here. Then we maybe able to show how to compute that in MA...

4 years ago | 0

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Solving system of ODE with dependent variables
Sounds like a partial differential equations problem. Then you need the pde solver. Read the following article in the link: <...

4 years ago | 0

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How to obtain the coordinates in a MATLAB image as I move the cursor of the mouse on it?
Hi @Loren99 Perhaps you can check if datacursormode and datatip would help. https://www.mathworks.com/help/matlab/ref/matlab.g...

4 years ago | 2

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I want to create a following matrix using nested loops
@Shivani Galande I'm no good at nested math. Please write the math equations to describe the relationship between the elements ...

4 years ago | 1

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"Derivative of state '1' in block 'PD_Control/Integrator2' at time 0.34 in not finite. There are may be a singularity in the solution..."
Hi @Junu Lee Most likely caused by the division-by-zero from this block. Could be triggered when the robot arm rotates to a cer...

4 years ago | 1

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2nd order Differential Equation
Hi @Mustafa Almoghrabi With the limited info, this is a brief example you can explore ode45 (please Google this) and modify the...

4 years ago | 1

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How do I get to boldface the numbers that I input?
You can use the TeX markup option for the bold font. \bf text

4 years ago | 0

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My question is that How we Plot the pole placement region using MATLAB?
I'm sorry but I don't know what pole placement region is, because Google results do not show the region of the pole placement. I...

4 years ago | 0

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How i plot the main grid in pole placement region
Have you tried coding this? y = (-1:0.01:1)'; x = - sqrt(1 - y.^2); plot(x, y, 'b--', 'linewidth', 1.5) axis([-2 ...

4 years ago | 0

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Design a Fuzzy Control FLC that uses the indirect field-oriented control IFOC approach to regulate the velocity of an IM motor
Hi @Emadaddin Abdo Mohammed Alazzani Found this example on tuning the Field-Oriented Controllers for a PMSM. https://www.mat...

4 years ago | 0

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NEED HELP FAST !! Find the solution of the following ordinary differential equation by first bringing it to a first-order system
@Vlad After getting the first-order equations from odeToVectorField, then you need only four lines of code to solve them. f = ...

4 years ago | 1

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Answered
system of linear differential equation with Runge Kutta Method 4 order
Hi @Diksha Gautam I have updated the code for running a few iterations to generate the results for different values of s. Plea...

4 years ago | 0

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I wanna ask if anyone can help , I have a non linear graph , which I want to make it linear can I do it using Matlab
Since you didn't provide the data for the random-looking graph, this maybe not what you are looking for, but it is a very simple...

4 years ago | 0

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Plotting magnetic field intensity generated by a specified wire geometry
Hi @MRR quiver and contour came into my mind when you mentioned about field intensity and current loops. https://www.mathworks...

4 years ago | 0