Papers by Yingxue Liu
Unified Contextual Query Rewriting (2023.acl-industry)
Copied to clipboard
Yingxue Zhou, Jie Hao, Mukund Rungta, Yang Liu, Eunah Cho, Xing Fan, Yanbin Lu, Vishal Vasudevan, Kellen Gillespie, Zeynab Raeesy
| Challenge: | Large-scale conversational AI agents such as Alexa, Siri, and Google Assistant are becoming increasingly popular in real-world applications to assist users in daily life. |
| Approach: | They propose a unified contextual query rewriting model that unifies QR for friction reduction and contextual carryover . they leverage the text-to-text unified framework which uses independent tasks with weighted loss to account for task importance . |
| Outcome: | The proposed model reduces friction and contextual carryover by using multiple auxiliary tasks. |
A Syntactic and Semantic Probe into Language Evolution based on Large Language Models (2026.findings-acl)
Copied to clipboard
| Challenge: | Existing studies on language evolution have relied on manual annotated resources and rely on dependency parsing. |
| Approach: | They propose to use attention-based structural distance and semantic space distance to measure language development. |
| Outcome: | The proposed measures show that human and LLMs share common characteristics in language processing. |
EWEK-QA : Enhanced Web and Efficient Knowledge Graph Retrieval for Citation-based Question Answering Systems (2024.acl-long)
Copied to clipboard
Mohammad Dehghan, Mohammad 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
| Challenge: | citation-based QA systems are suffering from two shortcomings . they usually rely only on web as a source of extracted knowledge and external knowledge sources can hamper the efficiency of the system. |
| Approach: | They propose to use a web-based knowledge graph retrieval solution to enrich extracted knowledge fed to a citation-based QA system. |
| Outcome: | The proposed model outperforms open-source state-of-the-art models in 7 quantitative and human evaluation tasks. |