| --- |
| configs: |
| - config_name: en |
| data_files: |
| - split: words |
| path: data/en/words.parquet |
| - config_name: en-basic |
| data_files: |
| - split: words |
| path: data/en-basic/words.parquet |
| - config_name: ngsl |
| data_files: |
| - split: words |
| path: data/ngsl/words.parquet |
| - config_name: toeic |
| data_files: |
| - split: words |
| path: data/toeic/words.parquet |
| - config_name: nawl |
| data_files: |
| - split: words |
| path: data/nawl/words.parquet |
| - config_name: bsl |
| data_files: |
| - split: words |
| path: data/bsl/words.parquet |
| - config_name: opinion-positive |
| data_files: |
| - split: words |
| path: data/opinion-positive/words.parquet |
| - config_name: opinion-negative |
| data_files: |
| - split: words |
| path: data/opinion-negative/words.parquet |
| license: cc-by-4.0 |
| task_categories: |
| - text-classification |
| - token-classification |
| pretty_name: NLTK Word Lists |
| --- |
| |
| # NLTK Word Lists |
|
|
| English word lists from [NLTK](https://www.nltk.org/), |
| the [New General Service List Project](https://www.newgeneralservicelist.com/), |
| and [Bing Liu's Opinion Lexicon](http://www.cs.uic.edu/~liub/FBS/sentiment-analysis.html). |
|
|
| ## Configs |
|
|
| | Config | Words | Schema | License | Source | |
| |---|---|---|---|---| |
| | `en` | 235,886 | `word` | NLTK (other) | NLTK words corpus | |
| | `en-basic` | 850 | `word` | Public domain | Ogden Basic English (1930) | |
| | `ngsl` | 2,809 | `word, rank, sfi, freq_per_million` | CC-BY-SA 4.0 | New General Service List 1.2 | |
| | `toeic` | 1,250 | `word, rank, sfi, freq_per_million` | CC-BY-SA 4.0 | TOEIC Service List 1.2 | |
| | `nawl` | 963 | `word, rank, band, sfi, freq_per_million` | CC-BY-SA 4.0 | New Academic Word List 1.2 | |
| | `bsl` | 1,744 | `word, rank, band, sfi, freq_per_million` | CC-BY-SA 4.0 | Business Service List 1.2 | |
| | `opinion-positive` | 2,006 | `word` | CC-BY 4.0 | Hu & Liu Opinion Lexicon | |
| | `opinion-negative` | 4,783 | `word` | CC-BY 4.0 | Hu & Liu Opinion Lexicon | |
|
|
| ## See Also |
|
|
| These related word list datasets are also accessible via `nltk.corpus.words.words()`: |
|
|
| | Dataset | Contents | NLTK access | |
| |---|---|---| |
| | [nltk-data-hub/dolch](https://huggingface.co/datasets/nltk-data-hub/dolch) | 315 Dolch sight words, 8 POS configs | `words.words("dolch")`, `words.words("dolch-verbs")`, … | |
| | [nltk-data-hub/swadesh](https://huggingface.co/datasets/nltk-data-hub/swadesh) | 207 Swadesh concepts × 24 languages | `words.words("swadesh-en")`, `words.words("swadesh-de")`, … | |
|
|
| ## Schemas |
|
|
| **`en`, `en-basic`, `opinion-positive`, `opinion-negative`** — word only |
|
|
| | Column | Type | Description | |
| |---|---|---| |
| | `word` | string | The word | |
|
|
| **`ngsl` and `toeic`** — frequency metadata, no band |
|
|
| | Column | Type | Description | |
| |---|---|---| |
| | `word` | string | Headword / lemma | |
| | `rank` | int | Frequency rank (1 = most frequent) | |
| | `sfi` | float | Standard Frequency Index | |
| | `freq_per_million` | float | Adjusted frequency per million words | |
|
|
| **`nawl` and `bsl`** — frequency metadata + pedagogical band |
|
|
| | Column | Type | Description | |
| |---|---|---| |
| | `word` | string | Headword / lemma | |
| | `rank` | int | Frequency rank within this list | |
| | `band` | int | Pedagogical band grouping (lower = more frequent) | |
| | `sfi` | float | Standard Frequency Index | |
| | `freq_per_million` | float | Adjusted frequency per million words | |
|
|
| ## Usage |
|
|
| ```python |
| from datasets import load_dataset |
| |
| ds = load_dataset("nltk-data-hub/words", "ngsl") |
| ds = load_dataset("nltk-data-hub/words", "nawl") |
| ds = load_dataset("nltk-data-hub/words", "opinion-positive") |
| ds = load_dataset("nltk-data-hub/words", "opinion-negative") |
| ``` |
|
|
| ## Via NLTK |
|
|
| ```python |
| import nltk |
| nltk.download("words", hf=True) |
| |
| nltk.corpus.words.words("ngsl") # 2,809 words, frequency order |
| nltk.corpus.words.words("nawl") # 963 academic words |
| nltk.corpus.words.words("bsl") # 1,744 business words |
| nltk.corpus.words.words("toeic") # 1,250 TOEIC words |
| nltk.corpus.words.words("opinion-positive") # 2,006 positive opinion words |
| nltk.corpus.words.words("opinion-negative") # 4,783 negative opinion words |
| nltk.corpus.words.words("en") # 235,886 words |
| nltk.corpus.words.words("en-basic") # Ogden 850 |
| # Routed to nltk-data-hub/dolch: |
| nltk.corpus.words.words("dolch") # 315 Dolch sight words |
| nltk.corpus.words.words("dolch-verbs") # 92 Dolch verbs |
| # Routed to nltk-data-hub/swadesh: |
| nltk.corpus.words.words("swadesh-en") # 207 English Swadesh words |
| nltk.corpus.words.words("swadesh-de") # 207 German Swadesh words |
| ``` |
|
|
| ## Licenses |
|
|
| - `en`, `en-basic`: distributed as part of the NLTK corpus data package. |
| - `ngsl`, `toeic`, `nawl`, `bsl`: © Browne, Culligan & Phillips, licensed under |
| [CC-BY-SA 4.0](https://creativecommons.org/licenses/by-sa/4.0/). |
| - `opinion-positive`, `opinion-negative`: © Bing Liu, licensed under |
| [CC-BY 4.0](https://creativecommons.org/licenses/by/4.0/). |
|
|
| ## Citations |
|
|
| ```bibtex |
| @book{nltk, |
| author = {Bird, Steven and Klein, Ewan and Loper, Edward}, |
| title = {Natural Language Processing with Python}, |
| publisher = {O'Reilly Media}, |
| year = {2009}, |
| url = {https://www.nltk.org/} |
| } |
| |
| @article{ngsl, |
| author = {Browne, Charles}, |
| title = {A New General Service List: The Better Mousetrap We've Been Looking For?}, |
| journal = {Vocabulary Learning and Instruction}, |
| volume = {3}, |
| number = {2}, |
| pages = {1--10}, |
| year = {2014}, |
| doi = {10.7820/vli.v03.2.browne} |
| } |
| |
| @misc{nawl, |
| author = {Browne, Charles and Culligan, Brent and Phillips, Joseph}, |
| title = {New Academic Word List 1.2}, |
| year = {2013}, |
| url = {https://www.newgeneralservicelist.com/nawl-new-academic-word-list} |
| } |
| |
| @misc{tsl, |
| author = {Browne, Charles and Culligan, Brent}, |
| title = {TOEIC Service List 1.2}, |
| year = {2016}, |
| url = {https://www.newgeneralservicelist.com/toeic-service-list} |
| } |
| |
| @misc{bsl, |
| author = {Browne, Charles and Culligan, Brent}, |
| title = {Business Service List 1.2}, |
| year = {2016}, |
| url = {https://www.newgeneralservicelist.com/business-service-list} |
| } |
| |
| @inproceedings{opinion_lexicon, |
| author = {Hu, Minqing and Liu, Bing}, |
| title = {Mining and Summarizing Customer Reviews}, |
| booktitle = {Proceedings of KDD-2004}, |
| year = {2004}, |
| url = {http://www.cs.uic.edu/~liub/FBS/sentiment-analysis.html} |
| } |
| ``` |
|
|
