---
title: "Changes to Perform word frequency analysis."
method: POST
path: "/word_frequency/analysis"
---

# Changes to Perform word frequency analysis.

`POST /word_frequency/analysis`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 5 of 123 revisions.

- **2026-08-25** `28b2f0e8bc01`: 1 info
- **2026-07-21** `ebfa22e4da0a`: 2 info
- **2026-07-21** `01c6f5cdc4f3`: 4 breaking, 5 info
- **2026-07-16** `bd1187f3520e`: 2 info
- **2025-09-23** `c5b78916c4e5`: 2 breaking, 2 info

## Changes

- **2026-08-25** `28b2f0e8bc01`: 1 info
  - added `#/components/schemas/AttachedObjectTypeOperator, #/components/schemas/AttachedObjectOperator, #/components/schemas/SpanAnnotationOperator` to the `filter/items/items/anyOf[subschema #1: FilterExpression[WordFrequencyColumns]]/operator` request property `anyOf` list
- **2026-07-21** `ebfa22e4da0a`: 2 info
  - added the new `WF_FOLDER_ID_LIST_RECURSIVE` enum value to the request property `filter/items/items/anyOf[subschema #1: FilterExpression[WordFrequencyColumns]]/column/anyOf[subschema #1: WordFrequencyColumns]/`
  - added the new `WF_FOLDER_ID_LIST_RECURSIVE` enum value to the request property `sorts/items/column/anyOf[subschema #1: WordFrequencyColumns]/`
- **2026-07-21** `01c6f5cdc4f3`: 4 breaking, 5 info
  - removed the enum value `WF_CODE_ID_LIST` of the request property `filter/items/items/anyOf[subschema #1: FilterExpression[WordFrequencyColumns]]/column/anyOf[subschema #1: WordFrequencyColumns]/`
  - removed the enum value `WF_CODE_ID_LIST` of the request property `sorts/items/column/anyOf[subschema #1: WordFrequencyColumns]/`
  - removed the enum value `WF_TAG_ID_LIST` of the request property `filter/items/items/anyOf[subschema #1: FilterExpression[WordFrequencyColumns]]/column/anyOf[subschema #1: WordFrequencyColumns]/`
  - removed the enum value `WF_TAG_ID_LIST` of the request property `sorts/items/column/anyOf[subschema #1: WordFrequencyColumns]/`
  - added `#/components/schemas/IDListRecursiveOperator` to the `filter/items/items/anyOf[subschema #1: FilterExpression[WordFrequencyColumns]]/operator` request property `anyOf` list
  - added the new `WF_CODE_ID_LIST_RECURSIVE` enum value to the request property `filter/items/items/anyOf[subschema #1: FilterExpression[WordFrequencyColumns]]/column/anyOf[subschema #1: WordFrequencyColumns]/`
  - added the new `WF_CODE_ID_LIST_RECURSIVE` enum value to the request property `sorts/items/column/anyOf[subschema #1: WordFrequencyColumns]/`
  - added the new `WF_TAG_ID_LIST_RECURSIVE` enum value to the request property `filter/items/items/anyOf[subschema #1: FilterExpression[WordFrequencyColumns]]/column/anyOf[subschema #1: WordFrequencyColumns]/`
  - added the new `WF_TAG_ID_LIST_RECURSIVE` enum value to the request property `sorts/items/column/anyOf[subschema #1: WordFrequencyColumns]/`
- **2026-07-16** `bd1187f3520e`: 2 info
  - added the optional property `detail/items/ctx` to the response with the `422` status
  - added the optional property `detail/items/input` to the response with the `422` status
- **2025-09-23** `c5b78916c4e5`: 2 breaking, 2 info
  - removed the enum value `WF_SOURCE_DOCUMENT_FILENAME` of the request property `filter/items/items/anyOf[subschema #1: FilterExpression[WordFrequencyColumns]]/column/anyOf[subschema #1: WordFrequencyColumns]/`
  - removed the enum value `WF_SOURCE_DOCUMENT_FILENAME` of the request property `sorts/items/column/anyOf[subschema #1: WordFrequencyColumns]/`
  - added the new `WF_SOURCE_DOCUMENT_NAME` enum value to the request property `filter/items/items/anyOf[subschema #1: FilterExpression[WordFrequencyColumns]]/column/anyOf[subschema #1: WordFrequencyColumns]/`
  - added the new `WF_SOURCE_DOCUMENT_NAME` enum value to the request property `sorts/items/column/anyOf[subschema #1: WordFrequencyColumns]/`

---

[Operation](https://skmtc.dev/uhh-lt/apis/discourse-analysis-tool-suite-api/docs/word_frequency/analysis/post.md) - [API](https://skmtc.dev/uhh-lt/apis/discourse-analysis-tool-suite-api.md) - [Page](https://skmtc.dev/uhh-lt/apis/discourse-analysis-tool-suite-api/changes/word_frequency/analysis/post)