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This tool computes a linear fit when there are uncertainties in x data and y data. The best slope and intercept are computed by minimizing the chi2 calculated using both standard deviation on x and y (Deming fit). Data points are simulated using a Monte Carlo method so as to obtain the error on the fitted parameters.
If error on both x and y is not specified, error is assumed constant on y and computed.
Result of the fit is by default displayed, the best fit and a hull of all the possible fits are drawn.
Cite As
Julien Browaeys (2026). Linear fit with both uncertainties in x and in y (https://www.mathworks.com/matlabcentral/fileexchange/45711-linear-fit-with-both-uncertainties-in-x-and-in-y), MATLAB Central File Exchange. Retrieved .
General Information
- Version 1.2.0.0 (12 KB)
MATLAB Release Compatibility
- Compatible with any release
Platform Compatibility
- Windows
- macOS
- Linux
