CV
General Information
| Full Name | Yiming DU |
| ydu@se.cuhk.edu.hk | |
| Website | https://elvin-yiming-du.github.io/ |
| Phone | (852) 54284864 |
| Address | 615 ERB, CUHK, Shatin, Hong Kong |
| Languages | Chinese, English |
Education
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2022 – 2026
(expected)PhD
The Chinese University of Hong Kong, Hong Kong - Research focus: memory-augmented dialogue systems, long-term memory modeling.
- Core courses: NLP, Machine Learning Theory.
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2019 – 2022 M.Sc. in Computer Science and Technology
Southeast University, Nanjing, China - Graduated Top 10%.
- Courses: Machine Learning, Deep Learning, NLP.
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2015 – 2019 B.Eng. in Software Engineering
Southeast University, Nanjing, China - Graduated Top 30%.
- Courses: Data Structure, OS, Algorithm Design.
Experience
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2025 – Present Visiting Researcher
University of Edinburgh - Memory in LLM-Agent, Temporal Reasoning.
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2024 – 2025 Research Intern
SenseTime - CoT Reasoning Data Generation.
- Model Editing
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2022 – 2023 Visiting Researcher
Huawei Noah’s Ark Lab - RAG
- Personal Dialogue System
- Long-term Memory
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2021 – 2022 Research Assistant
City University of Hong Kong - Bioinformatics-Gene Analysis.
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2021 Visiting Researcher
Imperial College London - Sentiment Classification
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2018 – 2019 Intern
National Instruments - Software Refactoring
Projects
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2023 – 2025 Human-like Memory Integration for Dialogue System
- Designed LLM-based RAG memory architecture for dialogue system.
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2022 – 2024 Multi-modal Summarization System
- Developed audio-image-text fusion summarizer with LLMs.
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2023 – 2024 Dialogue Memory Patent (Huawei)
- Co-inventor of memory storage & retrieval system.
Honors and Awards
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2024 - Overseas Research Attachment Programme (ORAP), CUHK
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2024 - ACL-SIGHAN Best Paper Award
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2022 - Excellent Scholarship, Southeast University
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2022 - 1st Place, Jiangsu Postgraduate Mathematical Modeling Contest
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2018 - 1st Place, Chinese Undergraduate Computer Design Contest
- Meritorious Winner, Mathematical Contest in Modeling (MCM)
Publications
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2025 Rethinking Memory in AI: Taxonomy, Operations, Topics, and Future Directions
- arXiv. A comprehensive survey on memory in AI.
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2025 Bridging the Long-Term Gap: A Memory-Active Policy for Multi-Session Task-Oriented Dialogue
- ARR. Novel memory-active policy for task-oriented dialogue.
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2025 TWiNS: An Implicit Noise Suppression Approach for Multi-Turn Dialogue Fine-Tuning
- ARR. Proposes turn-weighted noise suppression.
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2025 A New Formula for Sticker Retrieval: Reply with Stickers in Multi-Modal and Multi-Session Conversation
- AAAI. Multi-modal sticker-based reply system.
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2024 PerLTQA: A Personal Long-Term Memory Dataset for Memory Classification, Retrieval, and Synthesis in Question Answering
- ACL-SIGHAN. Best Paper.
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2025 Flexibly Utilize Memory for Long-Term Conversation via a Fragment-then-Compose Framework
- ARR. Fragment-then-compose framework for long-term conversation.
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2025 Fine-tuning after Prompting: an Explainable Way for Classification
- ARR. Explainable classification approach.
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2025 A Comprehensive Study of Multilingual Confidence Estimation on Large Language Models
- ACL 2025 Findings. Multilingual confidence estimation study.
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2024 M3SUM: A Novel Unsupervised Language-guided Video Summarization
- ICASSP 2024. Language-guided video summarization.
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2025 A Survey of the Evolution of Language Model-Based Dialogue Systems
- Under review. Survey on language model-based dialogue systems.
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2023 UniTRec: A Unified Text-to-Text Transformer and Joint Contrastive
- ACL 2023. Unified text-to-text transformer for recommendation.
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2025 DPCIPI: A pre-trained deep learning model for predicting cross-immunity between drifted strains of Influenza A/H3N2
- Journal of Automation and Intelligence 2025. Deep learning model for influenza cross-immunity prediction.
Academic Interests
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Memory in AI
- Long-term & parametric memory
- Reinforcement Learning for Agent
- Temporal reasoning
- Personalization in dialogue systems
Services
- Reviewer: ACL, EMNLP, IJCAI, KBS, etc.
Other Interests
- Hobbies: Hiking, Tennis, Swimming