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How to use a global variable when using ode45()?
Hi @David Before delving into the technical aspects of constructing the time-based event-triggered control signal, there are a ...

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How can i connect this plot line
Hi @Near Fiern It seems that the endpoint of LxAB is not the same as the starting point of LxCB. You can perform a logical test...

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Why my graphic always on straight line?
Hi @Nugroho Wisnumurti Although you haven't provided the Simulink file 'simulasi.slx', I believe your result indicates that the...

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How can I get a time response from FRD model
Hi @Bentolila Yedidia There isn't a direct function called 'frd2ss()' for the conversion you're looking for. However, you can e...

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How do I create a transfer function using the zp2tf function with following poles and zeros
Hi @Matthew I didn't know what code you have tried. But you just need to specify the zeros, poles, and the gain correctly, and ...

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I am attempting to code a function with a differential (temperature with respect to time) and i am unsure how to do so
Hi @tyler You probably won't post a question here if you're searching on Google for "how to solve an ordinary differential equa...

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6DOF joint accelerating without a force present
Hi @Nils van der Gaag In the absence of force, if the initial velocities are non-zero (or start from non-equilibrium states), t...

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How can I define this differential equation in matlab syntax to solve it using ode45 ?
Hi @Namit Dayal Depending on the values of , this is one way to solve the differential equations using the 'ode45()' solver. He...

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How to build a plot differential equations
Hi @Maria Please check your second state equation. It does not produce a circle in the phase portrait. However, I will show you...

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Matlab cant find the inverse of my function
Hi @Muhammad Adillah The main issue is caused by the product term because it lacks a functional inverse: . Perhaps you will g...

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Tune FIS with Training Data
Hi @Ahmad, You have the option to select one of the five tuning algorithms as shown below: "ga" — genetic algorithm "particle...

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Please help for objectiveFunction command.
Hi @SOUVIK The input argument to call fmincon() is incomplete. I prefer the ode45 solver over the Euler integration method. How...

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Design of Simulink block
Hi @Aniebiet, The GoTo block passes its input to its corresponding From blocks, which may be connected to the input port of so...

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How can I define this differential equation in matlab syntax to solve it using ode45 ?
Hmm... @Namit Dayal, but you declared that "gammadot is not a differential term". Thus, only is regarded as the differential te...

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Transfer Function Implementation with s and sqrt
Hi @Anastasios The transfer function that describes the mapping from the input (input Current) to the output (output Voltage) a...

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converging criteria problem in for loop in bisection method of finding roots.
Hi @MD You can change the for-loop to a while-loop and x(i) to xnew. Also, insert the initial count. The new search interval cr...

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Hi. Can anyone provide the matlab code for spectrum sensing in cognitive radio using K-means?
Sure @Alcides, the code for computing the k-means clustering is available in this link: https://www.mathworks.com/help/stats/km...

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i need matlab function to minimize power losses for optimal allocation of ev charging station
Hi @Asmaa Naser There are several built-in optimizer functions you can try to minimize power losses. Find them here: https://w...

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How to evaluate the performance metrics Accuracy, precision, recall, f1Score on the tuned FIS?
Hi @Ahmad Most special performance metrics are user-defined, and only designers understand what they really mean. A simple test...

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Please how do i apply Particle swarm optimization to a sun tracking system while using IMC
Hi @Victor Francis Logically, if the solar tracker perfectly follows the trajectory of the Sun, ensuring that sunlight strikes ...

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How to find the max Phase lead provided by a Compensator?
Hi @Gidel You can also check using the bodeplot() for visual and the bode() for finding the max angle. sys = tf([1 1], [1 3]) ...

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can someone help me with this transfer function in simulink?
Hi @BT First, you need to transform the system model from a transfer function to state-space (obtain the matrices). Then, const...

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How to convert symbolic transfer function to state space?
Hi @Ali Almakhmari @Paul's method is to use tf2ss(). In the past, I used this approach, but now I no longer use it since learni...

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Simulink add Transferfunction as binominal equation
Hi @Gunnar Schmidt Technically, if the parameters do not change during the simulation in Simulink, then the Zero-Pole block sho...

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How to convert symbolic transfer function to state space?
Hi @Ali Almakhmari I am uncertain about your intention regarding the symbolic state-space. The state-space object from the Cont...

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Solving 4 nonlinear equation for 4 unknowns numerical - doesn't find an answer [0×1 sym]
Hi @Faraz j Fixing the vpasolve() syntax does return some complex-valued solutions, with their real parts close to the values o...

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How to fix such type of problem ?
Hi @Assen Beshr Correct me if I interpreted your problem incorrectly. If you want to maximize the real part of the stabilizing ...

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Time responses of the steering angle
Hi @Nguyen Finding the values to plot the graph is less useful than having a reliable algorithm to determine the steering angle...

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Second order approximation of a third order system
Hi @Keaton Looper For versions before R2023b release, use the balred() command. Now you can use the newer reducespec() command ...

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how to see training, validation and test regression lot in ANN
Hi @Sunita Here is an example using the plotregression() command. x = 0:10; targs1 = x.^2; outs1 = targs1 + 7*randn(1...

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