---
title: "Changes to POST /api/v1/similarity/document-similarity-by-features/"
method: POST
path: "/api/v1/similarity/document-similarity-by-features/"
---

# Changes to POST /api/v1/similarity/document-similarity-by-features/

`POST /api/v1/similarity/document-similarity-by-features/`

> Every recorded change to this endpoint, newest first.

## Timeline

Changed in 3 of 5 revisions.

- **2026-07-17** `3429f921b4cb` — 33 breaking, 3 info
- **2021-05-24** `8167164be9cc` — 1 info
- **2020-12-11** `0957c4a7ae3d` — 1 breaking

## Changes

- **2026-07-17** `3429f921b4cb` — 33 breaking, 3 info
  - the request property `create_reverse_relations` became not nullable (media type: application/json)
  - the request property `create_reverse_relations` became not nullable (media type: application/x-www-form-urlencoded)
  - the request property `create_reverse_relations` became not nullable (media type: multipart/form-data)
  - the request property `delete` became not nullable (media type: application/json)
  - the request property `delete` became not nullable (media type: application/x-www-form-urlencoded)
  - the request property `delete` became not nullable (media type: multipart/form-data)
  - the request property `item_id` became not nullable (media type: application/json)
  - the request property `item_id` became not nullable (media type: application/x-www-form-urlencoded)
  - the request property `item_id` became not nullable (media type: multipart/form-data)
  - the request property `run_name` became not nullable (media type: application/json)
  - the request property `run_name` became not nullable (media type: application/x-www-form-urlencoded)
  - the request property `run_name` became not nullable (media type: multipart/form-data)
  - the request property `use_tfidf` became not nullable (media type: application/json)
  - the request property `use_tfidf` became not nullable (media type: application/x-www-form-urlencoded)
  - the request property `use_tfidf` became not nullable (media type: multipart/form-data)
  - the request property `create_reverse_relations` became required (media type: application/json)
  - the request property `create_reverse_relations` became required (media type: application/x-www-form-urlencoded)
  - the request property `create_reverse_relations` became required (media type: multipart/form-data)
  - the request property `delete` became required (media type: application/json)
  - the request property `delete` became required (media type: application/x-www-form-urlencoded)
  - the request property `delete` became required (media type: multipart/form-data)
  - the request property `item_id` became required (media type: application/json)
  - the request property `item_id` became required (media type: application/x-www-form-urlencoded)
  - the request property `item_id` became required (media type: multipart/form-data)
  - the request property `run_name` became required (media type: application/json)
  - the request property `run_name` became required (media type: application/x-www-form-urlencoded)
  - the request property `run_name` became required (media type: multipart/form-data)
  - the request property `use_tfidf` became required (media type: application/json)
  - the request property `use_tfidf` became required (media type: application/x-www-form-urlencoded)
  - the request property `use_tfidf` became required (media type: multipart/form-data)
  - removed the enum value `wminkowski` of the request property `distance_type` (media type: application/json)
  - removed the enum value `wminkowski` of the request property `distance_type` (media type: application/x-www-form-urlencoded)
  - removed the enum value `wminkowski` of the request property `distance_type` (media type: multipart/form-data)
  - added the new `kulczynski1` enum value to the request property `distance_type` (media type: application/json)
  - added the new `kulczynski1` enum value to the request property `distance_type` (media type: application/x-www-form-urlencoded)
  - added the new `kulczynski1` enum value to the request property `distance_type` (media type: multipart/form-data)
- **2021-05-24** `8167164be9cc` — 1 info
  - endpoint added
- **2020-12-11** `0957c4a7ae3d` — 1 breaking
  - api path removed without deprecation

---

[Operation](https://skmtc.dev/lexpredict/apis/contraxsuite-api/docs/api/v1/similarity/document-similarity-by-features/post.md) · [API](https://skmtc.dev/lexpredict/apis/contraxsuite-api.md) · [Page](https://skmtc.dev/lexpredict/apis/contraxsuite-api/changes/api/v1/similarity/document-similarity-by-features/post)