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TerraScan User Guide

Navigation: Batch Processing Reference > Classification Routines > Groups

Using library model

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Using library model

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Classify groups using library model routine classifies groups of points using a classification model prepared and distributed by Terrasolid. Library models are distributed with the setup package, and extracted to \machine_learning application subdirectory in the installation. A single library model consists of a TXT file and a matching PKL file.

A library model has default target classes for each result object. You can modify the target class mapping after selecting the desired result row.

classify_groups_using_library_model

SETTING

EFFECT

Groups with

Determines which groups are classified:

One or more points - groups with one or more points in the source class.

Majority of points - groups with the majority of points in the source class.

All points - groups with all points in the source class.

From class

Source class(es) from which to classify points.

_select_classes

Opens the Select classes dialog which contains the list of active classes in TerraScan. You can select multiple source classes from the list that are then used in the From class field.

Confidence

The target attribute field for storing the estimated confidence of the classification.

Do not store - discard the probability values after the classification.

Reliability - store the group's classification confidence to the TerraScan reliability attribute.

<Extra attribute> - store to suitable extra attribute.

Inside fence

Determines how a fence or selected polygon(s) effect the classification:

Not used - fence or selected polygons are ignored.

One or more points - groups are classified if one or more points are inside.

Average xy - groups are classified if the average xy point is inside.

Majority of points - groups are classified if the majority of points is inside.

All points - groups are classified if all points are inside.

Model

Text file that stores the model details. Use the Browse button in order to open a standard dialog for opening a file.

Edit

Open Class mapping dialog for modifying the classification target class for the selected result row.

TerraScan User Guide   1.1.2026   © 2026 Terrasolid Ltd