--- title: "Ernie Chang — author profile and papers" description: "Ernie Chang, Iowa State University: 2 papers on Elamur Research (2022–2024), h-index 14 — affiliations, topics, co-authors and who cites them in our…" canonical: "https://research.elamur.ai/free/en/authors/ernie-chang/" --- [Elamur Research](https://md.research.elamur.ai/free/en/) · [this page in HTML](https://research.elamur.ai/free/en/authors/ernie-chang/) [home](https://md.research.elamur.ai/free/en/) / [authors](https://md.research.elamur.ai/free/en/authors/) / Ernie Chang # Ernie Chang 2 papers on this site · 2022–2024 current affiliation [Iowa State University](https://md.research.elamur.ai/free/en/universities/iowa-state-university/), Ames, United States; [Meta (United States)](https://md.research.elamur.ai/free/en/companies/meta/), Menlo Park, United States Ernie Chang has 2 papers on this site, in 2022–2024, most of them on [Language models & pretraining](https://md.research.elamur.ai/free/en/topics/language-models/), [Efficient models & compression](https://md.research.elamur.ai/free/en/topics/efficient-models/); often with [Angela Fan](https://md.research.elamur.ai/free/en/authors/angela-fan/), [Barlas Oguz](https://md.research.elamur.ai/free/en/authors/barlas-oguz/), [David Ifeoluwa Adelani](https://md.research.elamur.ai/free/en/authors/david-ifeoluwa-adelani/). [OpenAlex](https://openalex.org/A5021305048) · [**h-index 14**](https://openalex.org/authors/A5021305048) · [66 works](https://openalex.org/works?filter=author.id:A5021305048) · [1 105 citations](https://openalex.org/works?filter=author.id:A5021305048&sort=cited_by_count:desc) OpenAlex, 2026-10-14 [2 works on this site](https://md.research.elamur.ai/free/en/authors/ernie-chang/#papers) · [1 469 citations in our library](https://md.research.elamur.ai/free/en/authors/ernie-chang/cited-by/) · 3 more works in our library The profile is the library's match of the name; two people with one name are not always told apart. Elsewhere: [Google Scholar](https://scholar.google.com/citations?view_op=search_authors&mauthors=Ernie+Chang) · [Semantic Scholar](https://www.semanticscholar.org/search?q=Ernie+Chang) · [dblp](https://dblp.org/search?q=Ernie+Chang) · [ACL Anthology](https://aclanthology.org/search/?q=Ernie+Chang) ## Affiliations - [Iowa State University](https://md.research.elamur.ai/free/en/universities/iowa-state-university/) · Ames, United States —current · 2024–2026 on 7 papers - [Meta (United States)](https://md.research.elamur.ai/free/en/companies/meta/) · Menlo Park, United States —current · 2023–2026 on 7 papers - [Virginia Tech](https://md.research.elamur.ai/free/en/universities/virginia-tech/) · Blacksburg, United States —2024–2025 on 5 papers - [Saarland University](https://md.research.elamur.ai/free/en/universities/saarland-university/) · Saarbrücken, Germany —2019–2023 on 22 papers - [Microsoft (United States)](https://md.research.elamur.ai/free/en/companies/microsoft/) · Redmond, United States —2020–2021 on 3 papers - [University of Maryland, College Park](https://md.research.elamur.ai/free/en/universities/university-of-maryland-college-park/) · College Park, United States —2021 on 2 papers - [University of Washington](https://md.research.elamur.ai/free/en/universities/university-of-washington/) · Seattle, United States —2017–2018 on 2 papers From the bylines of their papers (OpenAlex, 2026-10-14), ORCID and Wikidata; institutions on papers are matched by machine. 1 more institution on single bylines are not listed. ## Topics [Language models & pretraining 1](https://md.research.elamur.ai/free/en/topics/language-models/) · [Efficient models & compression 1](https://md.research.elamur.ai/free/en/topics/efficient-models/) ## Works by year ### 2020s [**2024** 1 paper](https://md.research.elamur.ai/free/en/papers/liu-2024-llm-qat-data-free-quantization/) · [**2022** 1 paper](https://md.research.elamur.ai/free/en/papers/adelani-2022-few-thousand-translations-go-long/) ## Papers The most cited first (OpenAlex and our library). 1. **[LLM-QAT: Data-Free Quantization Aware Training for Large Language Models](https://md.research.elamur.ai/free/en/papers/liu-2024-llm-qat-data-free-quantization/)** *(2024 · 275 citations)* Post-training quantization (PTQ) works well for large language models at 8 bits, but its quality drops sharply when weights, activations and the KV cache are all pushed lower. 2. **[A Few Thousand Translations Go a Long Way! Leveraging Pre-trained Models for African News Translation](https://md.research.elamur.ai/free/en/papers/adelani-2022-few-thousand-translations-go-long/)** *(2022 · 155 citations)* Large multilingual translation models are trained mostly on web-crawled text, so many African languages with millions of speakers are absent or barely represented. ## Also in our library 3 more works of theirs are in our library without a page here yet; they will appear as we publish them. ## Co-authors here 12 of 15 co-authors with a page, the most papers together first. - [Angela Fan](https://md.research.elamur.ai/free/en/authors/angela-fan/) - [Barlas Oguz](https://md.research.elamur.ai/free/en/authors/barlas-oguz/) - [David Ifeoluwa Adelani](https://md.research.elamur.ai/free/en/authors/david-ifeoluwa-adelani/) - [Dietrich Klakow](https://md.research.elamur.ai/free/en/authors/dietrich-klakow/) - [Freshia Sackey](https://md.research.elamur.ai/free/en/authors/freshia-sackey/) - [Jesujoba Alabi](https://md.research.elamur.ai/free/en/authors/jesujoba-alabi/) - [Julia Kreutzer](https://md.research.elamur.ai/free/en/authors/julia-kreutzer/) - [Machel Reid](https://md.research.elamur.ai/free/en/authors/machel-reid/) - [Peter Nabende](https://md.research.elamur.ai/free/en/authors/peter-nabende/) - [Raghuraman Krishnamoorthi](https://md.research.elamur.ai/free/en/authors/raghuraman-krishnamoorthi/) - [Tajuddeen Gwadabe](https://md.research.elamur.ai/free/en/authors/tajuddeen-gwadabe/) - [Vikas Chandra](https://md.research.elamur.ai/free/en/authors/vikas-chandra/) ## Cited by Papers of our library cite their works 1 469 times (of the 140 884 papers whose bibliographies we read); [137 citing papers with a page here →](https://md.research.elamur.ai/free/en/authors/ernie-chang/cited-by/).