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Voltage dips on matlab
square() is -1 to +1. you multiply by 0.7 and add 0.3 so you get a range of -0.4 to +1. You multiply your signal by that, but ...

3 days ago | 0

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Run Matlab code in
https://www.mathworks.com/help/supportpkg/raspberrypiio/run-on-hardware.html

3 days ago | 0

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Answered
fit scatter plot to a curve
x = [0,0.1, 0.2, 0.3, 0.4, 0.46, 0.55, 0.6]; y =[0, 0.0982, 0.1359, 0.126, 0.0778, 0.0827, 0.063, 0.0599]; f= polyfit(x,y,7)...

3 days ago | 0

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Answered
help im getting this error
zerocross(F, ukuran, sigma) at the time you invoked zerocross with that line, you had not defined ukuran. Possibly you had ...

4 days ago | 0

Answered
Understand a part of code Detection CFAR
switch upper(technical) case 'AC' is like if isequal(upper(technical), 'AC') and the next case would be "else...

4 days ago | 0

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How to extract data from another aplication ?
Unless the app provides a better solution, you will need to ask to capture the screen in that area, and then do Optical Characte...

4 days ago | 0

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How can I loop for Exponential Decay?
c=c_0*exp(-k(3)*t); if t increases by 1 then the next value is exp(-k(3)) times the previous one. So in loop form, for each...

4 days ago | 0

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how to store pixel location and color from impixelinfo
What you describe is more Data Cursor http://matlab.izmiran.ru/help/techdoc/creating_plots/data_ex7.html impixelinfo is more...

4 days ago | 0

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Is there is any alternative for evalclusters (Evaluate clustering solutions)
Yes, for kmeans, the optimal number of clusters is always size(unique(Data, 'rows'), 1) That is, the optimal number of c...

4 days ago | 0

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How to do the computation using fuzzy logic
The output shown is incorrect. The cup symbol means set union and the upside down cup means set intersection. Almost all of thos...

4 days ago | 0

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Constrained optimization of a vector
Use fmincon. Make the objective f1^2 and use a nonlinear equality constraint with f2.

4 days ago | 0

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Answered
how can i solve Error in gui_mainfcn
You previously crashed during execution so STOP_Callback did not get executed so "clear all" did not get executed. You need to m...

4 days ago | 0

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Change in behavior of filtfilt function between 2016b and 2019b?
Yes. By R2020a x is explicitly documented as having to be finite valued. The code test was added in a previous release, but t...

4 days ago | 0

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Using CPLEX with MATLAB newest version
https://groups.google.com/g/cobra-toolbox/c/kP38fqFQQ4k IBM no longer supports cplex for MATLAB, so you are restricted to ver...

4 days ago | 1

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Answered
Vectorization of for loops with symbolic functions inside
Yes, you can vectorize the code completely by just assigning 0 and 0 as the solutions. You construct eq3 as the sum of two sc...

4 days ago | 0

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Answered
how to make a polygon with direction of points?
You can create a transformation matrix. I recommend using makehgtform() . Transforms for it are applied right (last) to left (fi...

4 days ago | 0

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Answered
use ga optimization but got error for ga process
syms x [1 2] x1=x(1); x2=x(2); y=(4*x1.^2)-2.1*x1.^4+1/3*x1.^6+(x1*x2)-4*x2.^2+4*x2.^4; c=-sin(4*pi*x1)+2*sin(2*pi*x2)^2...

4 days ago | 0

Answered
Create an input array from -1*pi to 1*pi
% Create an input array from -1*pi to 1*pi t=-pi:pi; % Calculate |sin(t)| x=abs(sin(t)); %plot result plot(t,x);

5 days ago | 0

Answered
Hello, I need a code that gets the local minimum of a histogram by using for loops.
Initialize to index 1. Initialize to "potentially in a local minima" If you are potentially in a local minima, check to see if...

5 days ago | 0

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Fitting data with custom equation and custom interval
The fundamental problem is that you have an expression raised to a negative power, and if that expression can ever be 0, that gi...

5 days ago | 0

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i have error in this code while using ode45
[250 :0 350] Your vector of initial conditions only has one entry. Your line of code will not be interpreted as [250, :0, 35...

5 days ago | 0

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Answered
dynamic time warp matlab economic data
Signal processing toolbox, dtw

5 days ago | 0

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Trying to code from Polymath
Use the symbolic toolbox. Move all of the initializations of constants first. Then syms cc cp ca co and convert each of thos...

5 days ago | 0

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Answered
Write in an opened excel file using MATLAB
You can put together the reading logic from https://www.mathworks.com/matlabcentral/fileexchange/22365-function-for-faster-data-...

5 days ago | 0

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How to write code for flowchart
period = 40e-6; for REPEATS = 1 : 500 %box 1, 40 microsecond interrupt last_event_time = tic; while toc(last_...

5 days ago | 0

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Error using freqz, 6 columns needed to be a valid SOS matrix
Your recording of your friend is probably stereo. Your code assumes mono.

5 days ago | 0

Answered
How do i generate a user-defined function that computes Taylor series implementation of e*
The derivative of exp(x) is exp(x) so you do not need to any real work for the derivative parts. You just have to work with the ...

5 days ago | 0

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Answered
I tried to do Monte Carlo simulation in MATLAB, but it cannot be run! Can anyone help me?
You define a function but do not invoke the function. The function does not have access to any of the variables you define be...

5 days ago | 0

Answered
I tried to show effect of uncertain parameters on bi-variate function with color map and aslo highlight changes to max and min,I am not sure the function I wrote is right!!!
y=lhsnorm(50,10,10,"on"); [xmin,fval]=fminsearch(@(x)Z(x,y),x0,options) %min The y referred to there is being "captured" fr...

6 days ago | 0

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Answered
synonyms functions for uigetfile or uiopen
You can use uigetfile() with 'multiselect', 'on' . The first output of uigetfile() will be numeric if the user cancelled. The...

6 days ago | 0

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