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How to train membership functions and rules of the Mamdani FIS
Hi @chaks At the time your question was posted, there was no built-in function in the Fuzzy Logic Toolbox to tune the Mamdani F...

10 Monate vor | 0

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How to create multiple Fuzzy Inference Systems (FIS) simultaneously without using a for-loop
Here is the for-loop approach to create multiple FIS models. inputData = [rand(10, 1), 10*rand(10, 1)-5]; outputData = ran...

10 Monate vor | 0

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How to create multiple Fuzzy Inference Systems (FIS) simultaneously without using a for-loop
Hi @Spurthi You can create multiple FIS models simultaneously without using a for-loop by leveraging MATLAB's capability to han...

10 Monate vor | 0

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Fuzzy Ruleviewer
Unlike the ruleview(fis) command, which generates a UI-based image, the new function plotrule(fis), introduced in the R2024b rel...

10 Monate vor | 0

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How to use the Height Defuzzification method in Fuzzy Logic Toolbox
Hi @santhi krishna The height defuzzification method is indeed available in the Fuzzy Logic Toolbox and is associated with the ...

10 Monate vor | 0

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How to perform 5-Fold Cross-Validation in MATLAB
Some of cross-validation techniques are available in the Classification Learner App and the Regression Learner App, as well as u...

10 Monate vor | 0

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How to determine the number and range of Fuzzy Membership Functions
Hi @azarm In function approximation, it is true that the more uniformly spaced the distribution-type MFs are, the more details ...

10 Monate vor | 0

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Warning: MATLAB may run out of memory if this FIS is tuned using ANFIS
Hi @Mhmmd Sjj and @Yundi Huang If you use the "Grid Partitioning" method for the nine inputs in ANFIS training, MATLAB may run ...

10 Monate vor | 0

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The settling time in matlab differs from the calculated value
Hi @fatih From the following computations and the step response plot, you may gain insight into how the actual settling time is...

10 Monate vor | 1

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How to make an infinite interval for an input variable in fuzzy logic
Hi @Yuri Khudyakov While it is impossible to have an infinite interval when designing the universe of discourse for a fuzzy var...

10 Monate vor | 0

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How to determine the firing level for non-singleton inputs - A fuzzy logic problem
Hi @Emanuel With all the membership functions well-defined and the number of fuzzy rules sufficient (), using specific function...

10 Monate vor | 0

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How to design the switch mechanism for Hybrid fuzzy PID controller
Hi @Andrei Mihai You can use the concept of the Takagi–Sugeno (T–S) fuzzy system. Unfortunately, as of R2024b, the Fuzzy Logic ...

10 Monate vor | 0

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How to design a Fuzzy Controller for the Plant 1/(s² + 2·s + 100) to track the Reference signal
Hi @salman saeed The plant has a low DC gain of and a relatively small damping coefficient of 2. If we apply a static gain of ...

10 Monate vor | 0

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Display problem of membership functions in Fuzzy Logic Designer
Hi @hgrlk In the older Fuzzy Logic Designer UI tool (R2022a and earlier), the default number of plot points is 181, as indicate...

10 Monate vor | 0

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How to plot a gaussmf in simulink?
The Gaussian MF block behaves as expected mathematically. If the output signal deviates from your expectations, it may be due to...

10 Monate vor | 0

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How to create sigmoidal membership functions? Need help with parameter 'a'
Theorem: The logistic sigmoidal membership function is given by where the membership values are computed for each input , and...

10 Monate vor | 0

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Support and core of a fuzzy set in matlab
Crisp sets can be created using linear saturation functions such as linzmf() and linsmf(). Before these two functions were intro...

10 Monate vor | 0

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Vectorial use of membership functions
Here is a demo in which six different S-shaped membership functions are generated and evaluated at a target input using a for-lo...

10 Monate vor | 0

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How to get the transfer function of IEEE 9 Bus system?
Hi @车 If you wish to truly understand the dynamic behavior, stability, and response to changes or disturbances of the IEEE 9-Bu...

10 Monate vor | 0

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Fourier series question, in regards to integration and plotting finite sums
Hi @Thomas I also struggled with calculating the integrations (by hand) while learning Fourier series many years ago. A friend ...

10 Monate vor | 0

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How to determine the rates of inference for the fuzzy logic controller?
If the "rates of inference" refers to the speed at which the fuzzy controller processes input data, applies fuzzy rules, and pro...

10 Monate vor | 0

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"Index exceeds matrix dimensions" error when running Fuzzy Inference Engine
The error message likely arises from specifying the membership function parameters as a vector of length two, [0, 10]. However, ...

10 Monate vor | 0

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ctrb function returns NaN or inf when dealing with large systems
Hi @Corby Thank you and Paul for explaining why the ctrb() function fails for very high-order LTI systems when the spectral rad...

10 Monate vor | 0

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Beantwortet
fuzzy logic
Traditionally, trimf and gaussmf are the two most commonly used membership functions in fuzzy systems. However, if the centers o...

10 Monate vor | 0

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How can I utilize the Mamdani fuzzy controller to get better quality of step response for 2nd-order system?
Hi @乐乐 First, we examine the open-loop plant transfer function, . It is a 2nd-order system with an integrator and thus, the clo...

10 Monate vor | 1

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How to extract high-quality image from MATLAB for my research article?
Is 600 dpi good enough? plot(t, x1, t, x2, t, x3) ax = gca; exportgraphics(ax, 'myPlot.png', 'Resolution', 600) Else if ...

10 Monate vor | 0

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how to deal with discontinuities in solutions to differential equations using ode45
Hi @Chris Hooper To answer your question posed in the title, when simulating systems using ode45() or any other numerical solve...

10 Monate vor | 2

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Delayed response of neuron to stimuli
The reason for the delayed response is most likely that the Hodgkin–Huxley neuron model consists of a set of nonlinear different...

10 Monate vor | 0

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How to auto-tune PID parameters for isolated converters like a phase-shift full-bridge DC-DC converter?
Generally, you desire a 'smart' program that autotunes the PID controller without requiring the user to specify the desired perf...

10 Monate vor | 0

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Need help with error code
Most likely, your colleagues have this function program file stored in one of the folders on their computers. function [T, file...

10 Monate vor | 0