# Extract meaning from text

Model / text

sentiment, named entities, topics, language detection

Page: <https://meridian.online/operations/extract-meaning-from-text>

## Status

Not built yet.

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

## Variants

- Extract fields from documents: Read invoice line items or key-value pairs out of scanned or structured documents.
- [Pick out named entities](https://meridian.online/operations/extract-meaning-from-text/pick-out-named-entities): Find the people, places, organisations and other named things mentioned in each text.
- Score or label each text: Add a sentiment score, language, class label or summary to each text value.
- Other text and media analysis: Analyses of text or media that fit none of the other variants, such as acoustic features of audio.
- [Find the topics in a body of text](https://meridian.online/operations/extract-meaning-from-text/find-the-topics-in-text): Discover topics across a collection of texts and say which topics each text belongs to.

## What other tools call it

Meridian's classification; an independent blind rating agreed on 86.2% of 312 rows (exact class, version 2).

- Alteryx Designer: [`Cognitive Services Text Analytics`](https://help.alteryx.com/current/en/designer/tools/connectors/cognitive-services-text-analytics-tool.html) (read 2026-09-27)
- Alteryx Designer: [`Invoice Extractor`](https://help.alteryx.com/current/en/designer/tools/ai-tools/invoice-extractor-tool.html) (read 2026-09-27)
- Alteryx Designer: [`Key-Value Pair Extraction`](https://help.alteryx.com/current/en/designer/tools/laboratory/key-value-pair-extraction.html) (read 2026-09-27)
- Alteryx Designer: [`Named Entity Recognition`](https://help.alteryx.com/current/en/designer/tools/alteryx-intelligence-suite/text-mining/named-entity-recognition.html) (read 2026-09-27)
- Alteryx Designer: [`Sentiment Analysis`](https://help.alteryx.com/current/en/designer/tools/alteryx-intelligence-suite/text-mining/sentiment-analysis.html) (read 2026-09-27)
- Alteryx Designer: [`Text Summary`](https://help.alteryx.com/current/en/designer/tools/alteryx-intelligence-suite/text-mining/text-summary.html) (read 2026-09-27)
- Alteryx Designer: [`Topic Modeling`](https://help.alteryx.com/current/en/designer/tools/alteryx-intelligence-suite/text-mining/topic-modeling.html) (read 2026-09-27)
- Apache Hop: [`Detect language`](https://hop.apache.org/manual/latest/pipeline/transforms/detectlanguage.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)
- KNIME Analytics Platform: [`KNIME Audio Processing (extension)`](https://api.hub.knime.com/extensions/org.knime.features.audio) (read 2026-09-27)
- OpenRefine: [`detectLanguage(s)`](https://openrefine.org/docs/manual/grelfunctions#detectlanguages) (read 2026-09-27)
- RapidMiner Studio: [`Dictionary-Based Sentiment (Documents)`](https://docs.rapidminer.com/latest/studio/operators/extensions/Operator%20Toolbox/text_processing/dictionary_sentiment_learner.html) (read 2026-09-27)
- RapidMiner Studio: [`Extract Sentiment`](https://docs.rapidminer.com/latest/studio/operators/extensions/Operator%20Toolbox/text_processing/extract_sentiment.html) (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)
- RapidMiner Studio: [`Text Classification`](https://docs.rapidminer.com/latest/studio/operators/extensions/Generative%20Models/Models/Huggingface/Tasks/text_classification.html) (read 2026-09-27)
- RapidMiner Studio: [`Token Classification`](https://docs.rapidminer.com/latest/studio/operators/extensions/Generative%20Models/Models/Huggingface/Tasks/token_classification.html) (read 2026-09-27)
- RapidMiner Studio: [`Zero Shot Classification`](https://docs.rapidminer.com/latest/studio/operators/extensions/Generative%20Models/Models/Huggingface/Tasks/zero_shot_classification.html) (read 2026-09-27)