Feeds
提问
How to get the R2 value of fit?
In the code below, how to output the R2 value of the fitted coefficients? ft = fittype('b*x^2+c*x+a'); load enso fit(month,pr...
3 years 前 | 1 个回答 | 0
1
个回答提问
Different results using curve fitting app
Hello, I want to fit an exponential function of y=a*x^b + c to the x and y array below. I am using the Curve Fitting app with d...
3 years 前 | 3 个回答 | 0
3
个回答提问
How to speed up the symbolic calculation of the Jacobian?
Hello, I am trying to solve a system of multivariate nonlinear equations using the Newton iteration method. The equations conta...
4 years 前 | 0 个回答 | 0
0
个回答提问
Global optimization - data type error
Hi, I am trying to minimize the objective below using global optimization. The error I received is: "Error using fmincon. FMINC...
5 years 前 | 1 个回答 | 0
1
个回答提问
Global search optimization error
Hello community, I am trying to debug a global optimization problem with objective function having multiple inputs. The code is...
5 years 前 | 1 个回答 | 0
1
个回答提问
How to show optimvar in optimization iterations?
Hello, I am using fmincon to solve an optimization problem. The program found a local minimum value, but I do not like the outp...
5 years 前 | 0 个回答 | 0
0
个回答提问
How to solve optimization problems when the constraints have derivative (symbolic) functions
Hello, I am trying to solve an optimization problem as following. There are two parabolas f and g. When they have a common tang...
5 years 前 | 2 个回答 | 0
2
个回答提问
How to show the value of sym in workspace?
I want to get the result of a definite integral, for example: syms u int(u-1,0,1) If I type the code in the editor an...
8 years 前 | 2 个回答 | 0
2
个回答提问
How to get the mean of a function when the input of the function is a distribution?
I want to get the expectation of y=sin(x) when x follows a distribution described below. But the second line has error. How can ...
8 years 前 | 2 个回答 | 0
