@thi.ng/text-analysis/CHANGELOG.md

Text tokenization, transformation & analysis transducers, utilities, stop words, porter stemming, vector encodings, similarities

# Change Log

- **Last updated**: 2025-08-04T09:13:01Z
- **Generator**: [thi.ng/monopub](https://thi.ng/monopub)

All notable changes to this project will be documented in this file.
Only versions published since **2022-01-01** are listed here.
Please consult the Git history for older version information.
See [Conventional Commits](https://conventionalcommits.org/) for commit guidelines.

**Note:** Unlisted _patch_ versions only involve non-code or otherwise excluded changes
and/or version bumps of transitive dependencies.

### [0.4.7](https://github.com/thi-ng/umbrella/tree/@thi.ng/text-analysis@0.4.7) (2025-07-20)

#### 🩹 Bug fixes

- fix [#532](https://github.com/thi-ng/umbrella/issues/532), fix centralTermsVec() ([6e19974](https://github.com/thi-ng/umbrella/commit/6e19974))
  - update non-zero check

## [0.4.0](https://github.com/thi-ng/umbrella/tree/@thi.ng/text-analysis@0.4.0) (2025-06-18)

#### 🚀 Features

- add `filterDocsFrequency()` ([6ac1f90](https://github.com/thi-ng/umbrella/commit/6ac1f90))

#### ⏱ Performance improvements

- minor update kmeansDense() ([ebd5618](https://github.com/thi-ng/umbrella/commit/ebd5618))
  - internal use `lookupUnsafe()`

### [0.3.1](https://github.com/thi-ng/umbrella/tree/@thi.ng/text-analysis@0.3.1) (2025-06-15)

#### 🩹 Bug fixes

- update pkg exports ([ea72b9f](https://github.com/thi-ng/umbrella/commit/ea72b9f))

## [0.3.0](https://github.com/thi-ng/umbrella/tree/@thi.ng/text-analysis@0.3.0) (2025-06-15)

#### 🚀 Features

- update kmeansDense ([d35b6bd](https://github.com/thi-ng/umbrella/commit/d35b6bd))
  - update results to include original `docs` for each cluster

## [0.2.0](https://github.com/thi-ng/umbrella/tree/@thi.ng/text-analysis@0.2.0) (2025-06-14)

#### 🚀 Features

- add/migrate refactored tf-idf functions ([d311acc](https://github.com/thi-ng/umbrella/commit/d311acc))
- add/update vocab & vector encoding helpers, restructure ([9e4f60c](https://github.com/thi-ng/umbrella/commit/9e4f60c))
- add filterDocsIDF() ([f682b58](https://github.com/thi-ng/umbrella/commit/f682b58))
- add k-mean clustering fns ([3533843](https://github.com/thi-ng/umbrella/commit/3533843))

#### ♻️ Refactoring

- update imports/exports ([a44be87](https://github.com/thi-ng/umbrella/commit/a44be87))

## [0.1.0](https://github.com/thi-ng/umbrella/tree/@thi.ng/text-analysis@0.1.0) (2025-06-09)

#### 🚀 Features

- import as new pkg ([89fe9bb](https://github.com/thi-ng/umbrella/commit/89fe9bb))
  - add re-exports from transducers/vectors pkgs
  - add porter stemmer, contractions & stop words from old [@thi.ng/notes](https://github.com/thi-ng/umbrella/tree/main/packages/notes) repo
    - add porter fixtures
  - update defVocab() to use [@thi.ng/bidir-index](https://github.com/thi-ng/umbrella/tree/main/packages/bidir-index)
  - add sparse vector support
  - add/port cosine/jaccard similarities from vectors/sparse pkgs
  - add doc strings & examples