# Find the topics in a body of text

Model / text

A variant of [Extract meaning from text](https://meridian.online/operations/extract-meaning-from-text).

Discover topics across a collection of texts and say which topics each text belongs to.

Page: <https://meridian.online/operations/extract-meaning-from-text/find-the-topics-in-text>

## Status

Not built yet.

arcform does not do this yet. [Its place on the roadmap](https://meridian.online/roadmap#extract-meaning-from-text)

## What other tools call it

Meridian's classification; an independent blind rating agreed on 95.7% of 324 rows (variant, version 3).

- Alteryx Designer: [`Topic Modeling`](https://help.alteryx.com/current/en/designer/tools/alteryx-intelligence-suite/text-mining/topic-modeling.html) (read 2026-09-27)
- KNIME Analytics Platform: [`BERTopic Extension (extension)`](https://api.hub.knime.com/extensions/edu.unibo.features.bertopic) (read 2026-09-27)
- RapidMiner Studio: [`Extract Topics from Data (LDA)`](https://docs.rapidminer.com/latest/studio/operators/extensions/Operator%20Toolbox/text_processing/lda_exampleset.html) (read 2026-09-27)
- RapidMiner Studio: [`Extract Topics from Documents (LDA)`](https://docs.rapidminer.com/latest/studio/operators/extensions/Operator%20Toolbox/text_processing/lda.html) (read 2026-09-27)