Start » Filter Reference » Geometry 2D » Geometry 2D Fitting » FitSegmentToPoints_TheilSen
Advanced| Module: | FoundationBasic |
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Approximates points with a segment using TheilSen algorithm, optionally with Siegel's improvement.
Applications
Finds a well matching segment, ignoring up to 29.3% (TheilSen) or 50.0% (Siegel) outliers. Outliers do have some influence on accuracy.
| Name | Type | Range | Description | |
|---|---|---|---|---|
 |
inPoints | Point2DArray | Input points | |
|
inRange | Range* | Determines which array points take part in fitting process | |
|
inVariant | TheilSenVariant | Switches between Theil-Sen and Siegel methods | |
|
inSampleLimit | Integer* | 5 -  |
How many pairs of points are used to estimate orientation |
|
inOutlierRatio | Real* | 0.0 - 0.99 | |
 |
outSegment | Segment2D | Fitted segment | |
 |
diagOrientations | RealArray | Sample orientations used to determine the output line orientation | |
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 FitSegmentToPoints_TheilSen. |
| DomainError | Range exceeds the input point array in FitSegmentToPoints_TheilSen. |
Complexity Level
This filter is available on Advanced Complexity Level.
Filter Group
This filter is member of FitSegmentToPoints filter group.