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Last seen: oltre un anno fa | Attivo dal 2022

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Domanda

How can I mirror a plot from a specific x axis.
I have two set a data x from 0 to 6.25 and y from 0 to 3.5e6. I want to mirror the plot (x,y) with respect to a specific x-axis...

quasi 2 anni fa | 2 risposte | 0

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Domanda

I have two sets of data points named X and Y, each of which is a 730x1 matrix. The data are very close to each other, how can I plot a smooth curve between the data
x=[-0.000959555620000000 0.00167319090000000 0.00551453790000000 0.0103017640000000 0.0102156070000000 0.0109189470000000 ...

circa 2 anni fa | 1 risposta | 0

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Domanda

I have two set data and I want to calculate the area in different x and plot the area curve with respect to X
For example x=[1 1.5 1.7 2 2.2 2.6 2.8]; y=[0 2 6 7 8 10 5]; Now I wanted to plot the area under these data with respect to ...

oltre 2 anni fa | 2 risposte | 0

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Domanda

How can I determine if the absolute value of a coefficient of x in each element of a matrix was less than 0.01 consider it zero?
For example I have the below matrix 2*2 a=[ e-8(X^2)+12X-e-6(X)+14, -10(X^2)+0.001X-e-6(X^3); X, 4] I want to write the code ...

oltre 2 anni fa | 2 risposte | 0

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Domanda

The code I wrote for SQP method optimization is not working.
clc;clear all; syms Rd Rb bd u1 u2 u3 u4 u5 u6 u7 u8 u9 u10 s1 s2 s3 s4 s5 s6 s7 s8 s9 s10 real R0=1; gama=0.1; eps1=1e-5; ...

circa 3 anni fa | 0 risposte | 0

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Domanda

How to plot a implicit function for different values with different constraints?
Greeting guys I want to plot the ''f'' function for different values of -20, -25, -30, -35, -40 and the different constraints o...

circa 3 anni fa | 0 risposte | 0

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Domanda

how can I set the options for Genetic Algorithm and SQP optimization? objective function and constraints are defined but I can not get the result.
function f=objfun(x) Rd = x(1); Rb = x(2); bd = x(3); dR=(Rd-Rb) Td=4/3*pi*40000*dR^3+pi*3.8*45/0.001*dR^4+2*pi*Rd^2*bd*[...

circa 3 anni fa | 1 risposta | 0

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Domanda

Greetings, I want to plot a figure with two y-axis but I get the undefined function for the yyaxis right command
figure (1) subplot(2,2,3) E1=74e5; Lz=3.5e-3:0.1e-3:8e-3; d=10e-2; IF=1/64*(pi*d^4); Kz=2*1.8; E=31; h=0.16; b=8.5; n=...

circa 3 anni fa | 1 risposta | 0

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Domanda

How to select columns in a matrix whose first row data is positive?
Greetings I have this matrix: A=[-1 2 5 4 -4;1 2 3 4 6] I want to extract the data according to first row. Indeed, I want to...

oltre 3 anni fa | 1 risposta | 0

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Domanda

I want to find the best coefficients for curve fitting for my experiment data
Greetings I have experiment data as you can see below, I want to find the curve with the formula of y=K0+K1exp(-t/Tau) which is...

oltre 3 anni fa | 3 risposte | 0

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