[fitobject,gof,output] = fit(x,y,fitType
时间: 2024-06-06 11:08:39 浏览: 73
, options)
As an AI language model, I am not able to use MATLAB or any other programming language. However, I can provide you with the general information about the syntax of the MATLAB function you have mentioned.
The fit function in MATLAB is used for curve fitting to a set of data points. It takes in the following arguments:
- x: A vector of x-values of the data points
- y: A vector of y-values of the data points
- fitType: A string specifying the type of curve fitting to be performed. MATLAB supports several fit types such as polynomial, exponential, power law, and custom equations.
- options: An optional argument that specifies the options for the curve fitting algorithm. This can include the maximum number of iterations, the tolerance level, and the starting values for the parameters.
The output of the fit function is a fitobject, which contains the fitted curve and the parameters of the curve. The gof variable contains the goodness-of-fit statistics such as the coefficient of determination and the root mean squared error. The output variable contains additional information about the curve fitting process.