---
title: "Towards Augmenting Lexical Resources for Slang and African"
description: "They offer little for slang or African American English (AAE), which change quickly on social media. 25 references, cited by 5 papers here."
authors: ["Alyssa Hwang", "William R. Frey", "Kathleen McKeown"]
year: 2020
venue: "Proceedings of the 7th Workshop on NLP for Similar Languages, Varieties and Dialects"
source: "https://aclanthology.org/2020.vardial-1.15/"
licence: "CC BY 4.0 (ACL Anthology)"
licence_url: "https://creativecommons.org/licenses/by/4.0/"
summary_licence: "Elamur Cosmic License"
canonical: "https://research.elamur.ai/free/en/papers/hwang-2020-augmenting-lexical-resources-slang-african/"
---
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# Towards Augmenting Lexical Resources for Slang and African American English

**Authors:** [Alyssa Hwang](https://md.research.elamur.ai/free/en/authors/alyssa-hwang/), William R. Frey and [Kathleen McKeown](https://md.research.elamur.ai/free/en/authors/kathleen-mckeown/) · **Year:** 2020 · **Venue:** [Proceedings of the 7th Workshop on NLP for Similar Languages, Varieties and Dialects](https://md.research.elamur.ai/free/en/venues/vardial/) ([VarDial 2020](https://md.research.elamur.ai/free/en/venues/vardial/2020/)) · **Publisher:** [International Committee on Computational Linguistics (ICCL)](https://md.research.elamur.ai/free/en/publishers/international-committee-on-computational-linguistics-iccl/) · **Licence:** [CC BY 4.0 (ACL Anthology)](https://creativecommons.org/licenses/by/4.0/)

**Links:** [Publisher's page](https://aclanthology.org/2020.vardial-1.15/) · [PDF](https://aclanthology.org/2020.vardial-1.15.pdf) · [OpenAlex](https://openalex.org/W3120753408)

**Citations:** 3 citations (OpenAlex, 2026-10-14) · [5](https://md.research.elamur.ai/free/en/papers/hwang-2020-augmenting-lexical-resources-slang-african/cited-by/) in our library, of the 141,840 papers whose bibliographies we read

## Summary
Mainstream lexical resources such as WordNet and ConceptNet describe formal Standard American English well. They offer little for slang or African American English (AAE), which change quickly on social media. The authors try to fill this gap by grouping words with similar meanings, so that an unfamiliar term can be understood through the known words around it. They first compare clustering methods on the fiction portion of the Brown Corpus: Brown clustering on bigrams, and agglomerative and k-means clustering over GloVe and Word2Vec vectors. The chosen setup, which the paper mostly reports as GloVe with k-means, is then applied to TwitterAAE and the Gang Violence tweets.

Clusters are scored automatically against WordNet synsets and ConceptNet "relatedto" links, and also by humans. Mechanical Turk workers and a social-work expert often judge low-precision clusters to be coherent. This shows that existing resources are poor gold standards for nonstandard English. The authors also introduce a new human-based metric, the Cluster Split Score.

## Key points
- The motivating gap is large: SlangNet has about 3,000 words against more than 150,000 in WordNet, and no AAE lexical resource existed when the study was done.
- The data comes from three corpora:
  - the Brown Corpus fiction subsection, used as an interpretable pilot;
  - TwitterAAE from the UMass SLANG Lab, with 830,000 tweets (about 500,000 words);
  - the Gang Violence dataset from Columbia's SAFE Lab, with 5,000 labeled tweets centred on Gakirah Barnes and her contacts.
- The Cluster Split Score is computed as follows:
  - annotators count how many splits a cluster needs to become coherent;
  - the score is the logistic function of words divided by splits, which keeps it between 0 and 1.
- In the AMT evaluation, 300 Brown clusters with at least 3 words each were split into three batches. Each batch was judged by three Turkers. Agreement was very low (Fleiss' kappa 0.046, 0.066 and 0.084), yet mean split counts were small.
- An expert reviewed 14 Gang Violence clusters and gave a mean CSS of 0.96. He reviewed 12 TwitterAAE clusters, splitting every one in two, for a mean CSS of 0.83. ConceptNet precision and CSS did not track each other: many low-precision clusters scored high with humans.

## Interesting ideas
- An automatic score against a reference lexicon can mislead when the lexicon simply lacks the words, so "missing from the resource" should not be counted as "wrong".
- A new or rare word can get a provisional meaning from the known words that land in its embedding cluster, and the neighbour list itself serves as the explanation.
- Asking judges only how many pieces a group must be broken into is a cheap, size-aware quality check, and the logistic squashing makes clusters of different sizes comparable.
- Tune and compare methods first on a clean, standard corpus where outputs are easy to read, then move the winning configuration to the hard dialect data.
- Crowd judges unfamiliar with a dialect give near-random agreement, so dialect evaluation needs domain experts and a precise definition of relatedness.

## For Mova

How these ideas could serve Mova, our small open language model — its files, stages and tests:

- **I1** (learn): before scoring silver data against WordNet or VerbNet, measure how much of it the resource covers, and report uncovered items as a separate "unknown" bucket rather than as errors.
- **I2** (tokens): an out-of-vocabulary slang form could receive a tentative POS, lemma or WordNet sense from its nearest known neighbours, marked as inferred and showing the neighbours that justify it.
- **I3** (world): this could be used to audit automatically induced verb classes or ontology groupings, where a reviewer just counts the splits needed instead of writing full corrections.
- **I4** (tree): validate a UD dialect conversion or parser change on standard treebank text before applying it to slang-heavy social-media text, so that errors from the method and errors from the dialect stay separable.
- **I5** (learn): when an LLM teacher tier or human review judges dialectal input, route it to a specialised judge and track agreement, treating low-kappa batches as unreliable signals.

*Our summary of the paper, in our own words — not its text. The work belongs to its authors; read it at the links above.*

## Institutions

- [Columbia University](https://md.research.elamur.ai/free/en/universities/columbia-university/) — University, New York, United States · 149 works · 48,852 citations

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🧭 Topics (1): [English](https://md.research.elamur.ai/free/en/topics/english/) · 1,373 works

## Cite

Cite as: Alyssa Hwang, William R. Frey and Kathleen McKeown. 2020. Towards Augmenting Lexical Resources for Slang and African American English. Proceedings of the 7th Workshop on NLP for Similar Languages, Varieties and Dialects.

The paper itself, not this page. BibTeX from the library's record of the work.

```bibtex
@inproceedings{hwang2020augmenting,
  title = {{Towards Augmenting Lexical Resources for Slang and African American English}},
  author = {Alyssa Hwang, William R. Frey and Kathleen McKeown},
  booktitle = {Proceedings of the 7th Workshop on NLP for Similar Languages, Varieties and Dialects},
  year = {2020},
  url = {https://aclanthology.org/2020.vardial-1.15/}
}
```

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- [↑ back to papers of 2020](https://md.research.elamur.ai/free/en/papers/2020/page/7/)

## References

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*Updated 24 October 2026*