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Redwood


Last seen: 2 years ago |  Active since 2013

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Question


How to draw % data using grid or heat map
Dear Matlab experts, I would like to draw heat map with % data. For example...50, 20, 15, 10, 5 I know how to make pie cha...

3 years ago | 0 answers | 0

0

answers

Question


if condition problem and positive condition
Dear Matlab experts, I added "if condition" in the Matlab coding. I defined m1 = n1-ee1, and I used "if condition" because ...

4 years ago | 1 answer | 0

1

answer

Question


how to get gini coeffecient
Dear all, I would like to get gini coefficient, and I found the command below from "File exange" But this command does not w...

5 years ago | 1 answer | 0

1

answer

Question


Plot 3 with data set and one equation
Dear all. I have data set for EQ and lamda, and I have one equations about C. I would like to make a figure using plot3 or ...

5 years ago | 1 answer | 0

1

answer

Question


Change Plot3 to Surface
Dear all, I have data set below. I know how to use Plot 3 with thease data, but I would like to know how to use "surf" with the...

5 years ago | 1 answer | 0

1

answer

Question


How to estimate parameter values from the nonlinear function
Dear all, I would like to get some parameter values from the nonlinear function. I added the code below, and I got some erro...

5 years ago | 2 answers | 0

2

answers

Answered
Solving non-linear equations (0)
Dear Walter, I got some answers and I think my code has no errors. But I cannot see the values of the unknown variables(l...

5 years ago | 0

Answered
Solving non-linear equations (0)
Dear Walter, I tried to put "..." For example, eq1 = lamda1*( phi/(2*tlast) )... -qp1*( psi*(P1+P2)*Pg/(sqrt(PP)...

5 years ago | 0

Answered
Solving non-linear equations (0)
Dear Walter, Thank you very much for your comment. I revised my coding, and I still got some errors. Please let me kno...

5 years ago | 0

Answered
Solving non-linear equations (0)
Dear all, Thank you very much for your help. I revised my code to solve non-linear equations. I got some errors, and I...

5 years ago | 0

Question


Solving non-linear equations (0)
Dear all, I solved non-linear equations using Matlab, but all values are close to 0. I think this solution is not incorrec...

5 years ago | 5 answers | 0

5

answers

Question


Parameter estimation using nonlinear regression in Matlab
Dear Matlab experts, I got coefficient values using nonlinear regression in Matlab. If someone ask me where the retailed res...

7 years ago | 1 answer | 0

1

answer

Question


nonlinear fit model (coefficient and standard error)
Dear Matlab experts, I would like to get coefficient and standard error for the nonlinear function. Please check this codin...

8 years ago | 1 answer | 0

1

answer

Question


Coding problem for optimal control
Dear Matlab experts, I have a coding for optimal control problem, and this is not working. I would like to know how to solv...

8 years ago | 0 answers | 0

0

answers

Question


Having problem about matlab code
Dear Matlab experts, I would like to get x and y. Here is my coding below. Please solve this problem. Thank you very much in...

8 years ago | 1 answer | 0

1

answer

Question


Solve equations and get "t"
Dear Matlab experts, I attached my coding below. When you look at the graph, one "t" exists. Please let me know how to g...

9 years ago | 2 answers | 0

2

answers

Question


I would like to solve equations, but I got some errors.
Dear Matlab experts, My coding is below, and I would like to get t. Please let me know how to solve this problem. Thank y...

10 years ago | 1 answer | 0

1

answer

Answered
I would like to get the b value in Matalb.
Dear Sami, What do you mean, "inner matrix must agree"? Sincerely yours, Redwood

11 years ago | 0

Answered
I would like to get the b value in Matalb.
Dear Walter, Thank you very much for your help. I already used syms b. But I did not get anything in Matlab. Sincere...

11 years ago | 0

Question


I would like to get the b value in Matalb.
Dear Matlab experts, I would like to get the b value in Matlab, but I got nothing in Matlab. I attached my coding below. Ple...

11 years ago | 4 answers | 0

4

answers

Question


Solve matrix in the equation
Dear Matlab experts, I would like to get b values, but I think my coding is wrong. Please let me know how to get the b value...

11 years ago | 2 answers | 0

2

answers

Question


I would like to get the specific number
Dear Matlab experts, I coded in Matlab to get the b value. syms b G = 7340; G1 = 4516.881; M1 = 5222.328; M2 = 326...

11 years ago | 1 answer | 0

1

answer

Question


Curve fitting with 5 variables
Dear Matlab experts, I want to code curve fitting with 5 variables. I got this message from Matlab, "Too many input argume...

11 years ago | 0 answers | 0

0

answers

Question


The Thorny Problem of curve fitting
Dear MATLAB experts, I have the thorny problem of curve fitting. I posted this problem once, but I did not get any answer. ...

11 years ago | 0 answers | 0

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answers