--- title: "Siqi Ouyang — author profile and papers · Machine translation" description: "Siqi Ouyang, Carnegie Mellon University: 3 papers on Elamur Research (2026), h-index 4 — affiliations, topics, co-authors and who cites…" canonical: "https://research.elamur.ai/free/en/authors/siqi-ouyang/" --- [Elamur Research](https://md.research.elamur.ai/free/en/) · [this page in HTML](https://research.elamur.ai/free/en/authors/siqi-ouyang/) [home](https://md.research.elamur.ai/free/en/) / [authors](https://md.research.elamur.ai/free/en/authors/) / Siqi Ouyang # Siqi Ouyang Siqi Ouyang has 3 papers in our library, in 2026, most of them on [Machine translation](https://md.research.elamur.ai/free/en/topics/machine-translation/), [Speech & spoken language](https://md.research.elamur.ai/free/en/topics/speech/), [Multilingual & cross-lingual NLP](https://md.research.elamur.ai/free/en/topics/multilingual-nlp/); often with [Lei Li](https://md.research.elamur.ai/free/en/authors/lei-li/), [Boris Ginsburg](https://md.research.elamur.ai/free/en/authors/boris-ginsburg/), [Brian Yan](https://md.research.elamur.ai/free/en/authors/brian-yan/). 3 papers in our library · 2026 [OpenAlex](https://openalex.org/A5057636712) · [**h-index 4**](https://openalex.org/authors/A5057636712) · [28 works](https://openalex.org/works?filter=author.id:A5057636712) · [68 citations](https://openalex.org/works?filter=author.id:A5057636712&sort=cited_by_count:desc) OpenAlex, 2026-10-14 [📄 3 works in our library](https://md.research.elamur.ai/free/en/authors/siqi-ouyang/#papers) · [🔗 Cited 38 times in our library](https://md.research.elamur.ai/free/en/authors/siqi-ouyang/cited-by/) · [5 more in our library without a page yet](#also) · [⭐ Paper Stars ranking: #12414](https://md.research.elamur.ai/free/en/paper-stars/page/125/#star-12414) 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=Siqi+Ouyang) · [Semantic Scholar](https://www.semanticscholar.org/search?q=Siqi+Ouyang) · [dblp](https://dblp.org/search?q=Siqi+Ouyang) · [ACL Anthology](https://aclanthology.org/search/?q=Siqi+Ouyang) ## Affiliations [🎓**Carnegie Mellon University** Pittsburgh · United States 2024–2026 · 17 papers*current*](https://md.research.elamur.ai/free/en/universities/carnegie-mellon-university/) · [🎓**University of California, Santa Barbara** Santa Barbara · United States 2022–2025 · 6 papers](https://md.research.elamur.ai/free/en/universities/university-of-california-santa-barbara/) 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. ## Fields, topics and concepts Of its works in our library, with the number of works on each. 📚 Shelves 5 The field of science this work belongs to (OpenAlex fields).[Artificial Intelligence · 3 works](https://md.research.elamur.ai/free/en/shelves/computer-science/artificial-intelligence/) · [Arts and Humanities · 3 works](https://md.research.elamur.ai/free/en/shelves/arts-and-humanities/) · [Computer Science · 3 works](https://md.research.elamur.ai/free/en/shelves/computer-science/) · [Language and Linguistics · 3 works](https://md.research.elamur.ai/free/en/shelves/arts-and-humanities/language-and-linguistics/) · [Signal Processing · 2 works](https://md.research.elamur.ai/free/en/shelves/computer-science/signal-processing/) 🧭 Topics 5 Research subjects and languages the work is about.[Machine translation · 2 works](https://md.research.elamur.ai/free/en/topics/machine-translation/) · [Low-resource languages · 1 work](https://md.research.elamur.ai/free/en/topics/low-resource-languages/) · [Multilingual & cross-lingual NLP · 1 work](https://md.research.elamur.ai/free/en/topics/multilingual-nlp/) · [Evaluation & benchmarks · 1 work](https://md.research.elamur.ai/free/en/topics/evaluation-benchmarks/) · [Speech & spoken language · 1 work](https://md.research.elamur.ai/free/en/topics/speech/) ## Works by year ### 2020s [**2026** 3 papers](https://md.research.elamur.ai/free/en/authors/siqi-ouyang/year/2026/) ## Papers The most cited first (OpenAlex and our library). 1. **[Mending the Holes: Mitigating Reward Hacking in Reinforcement Learning for Multilingual Translation](https://md.research.elamur.ai/free/en/papers/liu-2026-mending-holes-mitigating-reward-hacking/)** *(2026 · 2 citations)* LLM translation quality drops sharply for low-resource languages, and the usual post-training fixes require parallel or preference data that these languages often lack. 2. **[A Practical Evaluation Method for Long-Form Simultaneous Speech-to-Speech Translation](https://md.research.elamur.ai/free/en/papers/xue-2026-practical-evaluation-method-long-form/)** *(2026)* The paper addresses the lack of a reproducible way to evaluate simultaneous speech-to-speech translation (SimulS2ST) on long, unsegmented speech. 3. **[Hierarchical Policy Optimization for Simultaneous Translation of Unbounded Speech](https://md.research.elamur.ai/free/en/papers/ouyang-2026-hierarchical-policy-optimization-simultaneous-translation/)** *(2026)* Simultaneous speech translation (SST) systems built on LLMs can handle unbounded, hours-long audio efficiently when framed as a multi-turn dialogue that reuses the KV cache. ## All works 8 works of theirs in our library, the most cited first; 3 with a page here, the others link their original until we summarise them. 1. **[Speech Translation and Metrics in 2026: Findings of the IWSLT Campaign ↗](https://aclanthology.org/2026.iwslt-1.39/) Proceedings of the 23rd International Conference on Spoken Language Translation (IWSLT 2026) · no summary yet**David Ifeoluwa Adelani et al.*2026 · 30 citations* 2. **[CMU's IWSLT 2024 Simultaneous Speech Translation System ↗](https://aclanthology.org/2024.iwslt-1.20/) Proceedings of the 21st International Conference on Spoken Language Translation (IWSLT 2024) · no summary yet**Xi Xu et al.*2024 · 4 citations* 3. **[Mending the Holes: Mitigating Reward Hacking in Reinforcement Learning for Multilingual Translation](https://md.research.elamur.ai/free/en/papers/liu-2026-mending-holes-mitigating-reward-hacking/) [Findings of the Association for Computational Linguistics](https://md.research.elamur.ai/free/en/venues/findings/)**Yifeng Liu, Siqi Ouyang, Yatish H R, et al.*2026 · 2 citations* 4. **[CA*: Addressing Evaluation Pitfalls in Computation-Aware Latency for Simultaneous Speech Translation ↗](https://aclanthology.org/2025.findings-naacl.393/) Findings of the Association for Computational Linguistics: NAACL 2025 · no summary yet**Xi Xu et al.*2025 · 1 citation* 5. **[Nvidia-Nemo's WMT 2025 Metrics Shared Task Submission ↗](https://aclanthology.org/2025.wmt-1.66/) Proceedings of the Tenth Conference on Machine Translation · no summary yet**Brian Yan et al.*2025 · 1 citation* 6. **[CMU's IWSLT 2024 Offline Speech Translation System: A Cascaded Approach For Long-Form Robustness ↗](https://aclanthology.org/2024.iwslt-1.22/) Proceedings of the 21st International Conference on Spoken Language Translation (IWSLT 2024) · no summary yet**Brian Yan et al.*2024 · 1 citation* 7. **[A Practical Evaluation Method for Long-Form Simultaneous Speech-to-Speech Translation](https://md.research.elamur.ai/free/en/papers/xue-2026-practical-evaluation-method-long-form/) [International Conference on Spoken Language Translation (IWSLT)](https://md.research.elamur.ai/free/en/venues/iwslt/)**Yulin Xue, Siqi Ouyang, Lei Li*2026* 8. **[Hierarchical Policy Optimization for Simultaneous Translation of Unbounded Speech](https://md.research.elamur.ai/free/en/papers/ouyang-2026-hierarchical-policy-optimization-simultaneous-translation/) [Annual Meeting of the Association for Computational Linguistics (ACL)](https://md.research.elamur.ai/free/en/venues/acl/)**Siqi Ouyang, Shuoyang Ding, Oleksii Hrinchuk, et al.*2026* ## Co-authors here 7 co-authors with a page, the most papers together first. - [Lei Li](https://md.research.elamur.ai/free/en/authors/lei-li/) ×3 - [Boris Ginsburg](https://md.research.elamur.ai/free/en/authors/boris-ginsburg/) - [Brian Yan](https://md.research.elamur.ai/free/en/authors/brian-yan/) - [Oleksii Hrinchuk](https://md.research.elamur.ai/free/en/authors/oleksii-hrinchuk/) - [Shuoyang Ding](https://md.research.elamur.ai/free/en/authors/shuoyang-ding/) - [Vitaly Lavrukhin](https://md.research.elamur.ai/free/en/authors/vitaly-lavrukhin/) - [Yifeng Liu](https://md.research.elamur.ai/free/en/authors/yifeng-liu/) ## Venues Where their works here were published, the most works first, with the editions of those that have a page. - [International Conference on Spoken Language Translation (IWSLT)](https://md.research.elamur.ai/free/en/venues/iwslt/) ×4: [IWSLT 2026](https://md.research.elamur.ai/free/en/venues/iwslt/2026/) - [Annual Meeting of the Association for Computational Linguistics (ACL)](https://md.research.elamur.ai/free/en/venues/acl/): [ACL 2026](https://md.research.elamur.ai/free/en/venues/acl/2026/) - [Findings of the Association for Computational Linguistics](https://md.research.elamur.ai/free/en/venues/findings/): [Findings of the Association for Computational Linguistics 2026](https://md.research.elamur.ai/free/en/venues/findings/2026/) - Findings of the Association for Computational Linguistics: NAACL 2025 - Proceedings of the Tenth Conference on Machine Translation ## Cited by Papers of our library cite their works 38 times (of the 149,439 papers whose bibliographies we read); [16 citing papers with a page here →](https://md.research.elamur.ai/free/en/authors/siqi-ouyang/cited-by/). Updated 2 November 2026