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TerraScan User Guide

Navigation: Tool Reference > Fit Geometry Components > Tools for component modification

Regression / Refit selected components as arc

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Regression / Refit selected components as arc

Refit selected components as arc command can be used to refit the radius of a single circular arc or to join selected components into a circular arc with optimal radius. The process automatically searches for a circular arc radius that locally improves the fitting between a geometry component and the vertices of the line string.

The automatic process does not always find the solution that minimizes the residuals. In these cases, you may use Component / Modify selected or Component / Change selected commands in order to set the radius of the circular arc manually.

The command does not have a dialog.

Key-in: road refit as arc

TerraScan User Guide   1.1.2026   © 2026 Terrasolid Ltd