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CHOI HYUNDUK
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Question
How to use 'for' in this example?
I have some code for matrix. I want to use 'for' for this matrix. I tried that, but I don't know how to make that. Could you ...
5 years ago | 1 answer | 0
1
answerQuestion
How to make this figure more simple with 'for'
I made some figure. But I want to make more simple this. But it's hard for me to make that. could you help me? And other probl...
5 years ago | 1 answer | 0
1
answerQuestion
How to make this plot with 'for'
Hello. I have a this plot. And I tried to make this with 'for'. But due to 'color option' I don't know how to make simeple thi...
5 years ago | 1 answer | 0
1
answerQuestion
How to calculate 'compare' funtion in Matlab
I am studying RMSE and NRMSE according to ' https://en.wikipedia.org/wiki/Root-mean-square_deviation ' , ' https://www.mathworks...
5 years ago | 0 answers | 0
0
answersQuestion
The marker of scatter is broken when exports
The scatter is broken when exports. How can I fix tihs problem?
5 years ago | 1 answer | 0
1
answerQuestion
How to put the marker size legend in 2D scatter
I want to put the marker size legend in 2D scatter. First, I made for 3D and it works well. And I made for 2D with the alm...
5 years ago | 0 answers | 0
0
answersQuestion
Is minus accuracy possible with 'compare' function?
I used 'compare' function of Matlab to get the accuracy. When the error between measuared data and optimized data is large, the...
5 years ago | 0 answers | 0
0
answersQuestion
How to use function in the script of Matlab
I used matlab 2017 of academic version. And I re-installed 2018b. After that, when I run the script code that has a function i...
5 years ago | 1 answer | 0
1
answerQuestion
How to control x-axis range
For example, In a plot 'x-axis' has 0 50 100. But I want that it shows 0 20 40 60 80 100. How can I control this range in the ...
5 years ago | 1 answer | 0
1
answerQuestion
How to draw 3d Line plot
I want to draw this kind of figure. So I made some code like below. time1 and ak1 is '2500x1' vector. and 7 is y axix tha...
5 years ago | 1 answer | 0
1
answerQuestion
How to ignore value that is in vector when the box plot is used
I calculated the median by box plot. But I want to ignore some data that is in vector array to calculate that. I have a 1x9 ve...
5 years ago | 1 answer | 0
1
answerQuestion
How to make simpler this at 'if condition'?
There is 'a' vector [6x9]. And I want to define 'ahat' depends on 'ii' value. For example, if ii=3, 'ahat' use a(1,1),a(2,1),a...
5 years ago | 3 answers | 0
3
answersQuestion
How to make vector increasing same value??
For example, I have a vector [1,2,3,4] But, I want to increase this like [1,1,1,1,2,2,2,2,3,3,3,3,4,4,4,4] I tried to if an...
5 years ago | 1 answer | 0
1
answerQuestion
How to plot this kind of graph with box plot?
I have a question about drawing graph. This one is my graph with box plot. But I want to draw like the examples of be...
5 years ago | 1 answer | 0
1
answerQuestion
I wonder the way of reading data for some specific order.
for example, i have 36number txt. datas. And I want to read 1,2,5,6,9,10....like this. jumping two things. I used like below. ...
5 years ago | 1 answer | 0
1
answerQuestion
The problem of initial parameters in Lsqcurvefit
I have a problem in Lsqcurvefit. I am optimizing Boucwen Model with lsqcurvefit. But when it runs with the initial parameters ...
5 years ago | 1 answer | 0
1
answerQuestion
What is the best way with small error to solve ODE depends on experimental data(numerical data) ??
I got 'displacement and accleration' data from device. And I taked out 'velocity' with kalmanfilter method through those two d...
5 years ago | 1 answer | 0
1
answerQuestion
ODE45 say ' must return a column vector' with experiment data.
When I use ODE 45 with velocity1 [9000x1] vector , it doesn't work well. So I have a question. I used 'interp1' for chagning...
5 years ago | 1 answer | 0
1
answerQuestion
ode45 say that return column vector using lsqcurvefit
I made 'lsqcurvefit optimization'. The file name is 'sample'. It works well. And ' (a1 * 2 * f1 * pi * cos(2 * f1 * pi * t...
5 years ago | 2 answers | 0
2
answersQuestion
Genetic algorithm say 'average change in the fitness value less than options.FunctionTolerance.'
I am studying 'Genetic algorithm'. I made 'y2' for optimizing with this function ' y = 100 * (a^2 - b) ^2 + (1 - a)^2 '. Th...
5 years ago | 1 answer | 0