Back to FabImage Studio website

You are here: Start » Filter Reference » Data Classification » Regression Analysis » LinearRegression_LTE

LinearRegression_LTE

Expert

Module: FoundationPro

Computes linear regression of given point set using Least Trimmed Error algorithm.

Name Type Range Description
Input value inYValues RealArray Sequence of ordinates
Input value inXValues RealArray* Sequence of abscissae, or {0, 1, 2, ...} by default
Input value inSeedSubsetSize Integer 2 - 10 Number of points in one combination for getting a sample line
Input value inEvalSubsetSize Integer* 3 - Number of closest points used for evaluation of a sample line, or Auto if seed points are to be used
Output value outLinearFunction LinearFunction Linear function approximating the given point set
Output value outEstimatedValues RealArray The result of application of the computed function to the X values
Output value outResiduals RealArray Difference between an input Y value and the corresponding estimated value
Output value outYInliers RealArray Coordinate of the inlying points of the best LTE line
Output value outXInliers RealArray Coordinate of the inlying points of the best LTE line
Output value outLTError Real The Least Trimmed Error
Diagnostic input diagIterationCount Integer Number of combinations considered

Errors

This filter can throw an exception to report error. Read how to deal with errors in Error Handling.

List of possible exceptions:

Error type Description
DomainError Empty array of points in LinearRegression_LTE.
DomainError Inconsistent size of arrays in LinearRegression_LTE.

Complexity Level

This filter is available on Expert Complexity Level.

Filter Group

This filter is member of LinearRegression filter group.