Abbas Ghaddar

Principal Researcher, Noah Ark Lab, Huawei Technologies Canada Co., Ltd.

Joined

June 2021

Names

Abbas Ghaddar (Preferred)

Emails

****@huawei.com (Confirmed)

****@gmail.com (Confirmed)

Personal Links

Google Scholar

Semantic Scholar

ACL Anthology

Career & Education History

Principal Researcher

Noah Ark Lab, Huawei Technologies Canada Co., Ltd. (huawei.com)

2020 – Present

Advisors, Relations & Conflicts

PhD Advisor

Philippe Langlais

2014 – 2020

Expertise

Natural Language Processing

2014 – Present

Publications

Omni-Thinker: Scaling Multi-Task RL in LLMs with Hybrid Reward and Task Scheduling
Derek Li, Jiaming Zhou, Leo Maxime Brunswic, Abbas Ghaddar, Qianyi Sun, Liheng Ma, Yu Luo, Dong Li, Mark Coates, Jianye HAO, Yingxue Zhang
- Submitted to ICLR 2026
- Readers: Everyone
EWEK-QA : Enhanced Web and Efficient Knowledge Graph Retrieval for Citation-based Question Answering Systems
Mohammad Dehghan, Mohammad Ali Alomrani, Sunyam Bagga, David Alfonso-Hermelo, Khalil Bibi, Abbas Ghaddar, Yingxue Zhang, Xiaoguang Li, Jianye HAO, Qun Liu, Jimmy Lin, Boxing Chen, Prasanna Parthasarathi, Mahdi Biparva, Mehdi Rezagholizadeh
- Association for Computational Linguistics
- Readers: Everyone
Enhancing Logical Reasoning in Large Language Models through Graph-based Synthetic Data
Jiaming Zhou, Abbas Ghaddar, Ge Zhang, Liheng Ma, Yaochen Hu, Soumyasundar Pal, Bin Wang, Jianye HAO, Mark Coates, Yingxue Zhang
- XLLM-Reason-Plan
- Readers: Everyone
Omni-Thinker: Scaling Cross-Domain Generalization in LLMs via Multi-Task RL with Hybrid Rewards
Derek Li, Jiaming Zhou, Amirreza Kazemi, Qianyi Sun, Abbas Ghaddar, Liheng Ma, Yu Luo, Dong Li, Jianye HAO, Yingxue Zhang
- AI4Math@ICML25 Poster
- Readers: Everyone
Sedar: a large scale French-english financial domain parallel corpus
Abbas Ghaddar, Philippe Langlais
- 07 Dec 2023
- OpenReview Archive Direct Upload
- Readers: Everyone
Transforming Wikipedia into a Large-Scale Fine-Grained Entity Type Corpus
Abbas Ghaddar, Philippe Langlais
- 07 Dec 2023
- OpenReview Archive Direct Upload
- Readers: Everyone
WiNER: A Wikipedia Annotated Corpus for Named Entity Recognition
Abbas Ghaddar, Philippe Langlais
- 07 Dec 2023
- OpenReview Archive Direct Upload
- Readers: Everyone
WikiCoref: An English Coreference-annotated Corpus of Wikipedia Articles
Abbas Ghaddar, Philippe Langlais
- 07 Dec 2023
- OpenReview Archive Direct Upload
- Readers: Everyone
Robust lexical features for improved neural network named-entity recognition
Abbas Ghaddar, Philippe Langlais
- 07 Dec 2023
- OpenReview Archive Direct Upload
- Readers: Everyone
Universal-KD: Attention-based output-grounded intermediate layer knowledge distillation
Yimeng Wu, Mehdi Rezagholizadeh, Abbas Ghaddar, Md Akmal Haidar, Ali Ghodsi
- 07 Dec 2023
- OpenReview Archive Direct Upload
- Readers: Everyone

View all 16 publications

Co-Authors

View all 39 co-authors