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Posts by Collection
portfolio
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publications
A Survey on Efficient Processing of Similarity Queries over Neural Embeddings.
Yifan Wang. "A Survey on Efficient Processing of Similarity Queries over Neural Embeddings." arXiv preprint arXiv:2204.07922 (2022). PDF
Extensible Database Simulator for Fast Prototyping In-Database Algorithms.
Yifan Wang and Daisy Zhe Wang. 2022. Extensible Database Simulator for Fast Prototyping In-Database Algorithms. In Proceedings of the 31st ACM International Conference on Information & Knowledge Management (CIKM '22). Association for Computing Machinery, New York, NY, USA, 5029–5033. https://doi.org/10.1145/3511808.3557205 PDF
Learned Accelerator Framework for Angular-Distance-Based High-Dimensional DBSCAN
Yifan Wang, and Daisy Zhe Wang. "Learned Accelerator Framework for Angular-Distance-Based High-Dimensional DBSCAN". In Proceedings of the 26th International Conference on Extending Database Technology (EDBT), 28th March-31st March, 2023. PDF
LIDER: An Efficient High-dimensional Learned Index for Large-scale Dense Passage Retrieval.
Yifan Wang, Haodi Ma, and Daisy Zhe Wang. "LIDER: An Efficient High-dimensional Learned Index for Large-scale Dense Passage Retrieval". PVLDB, 16(2): 154 - 166, 2022. doi:10.14778/3565816.3565819 PDF
PilotScope: Steering Databases with Machine Learning Drivers.
Rong Zhu, Lianggui Weng, Wenqing Wei, Di Wu, Jiazhen Peng, Yifan Wang, Bolin Ding, Defu Lian, Bolong Zheng, Jingren Zhou. "PilotScope: Steering Databases with Machine Learning Drivers." VLDB 2024 PDF
Xling: A Learned Filter Framework for Accelerating High-Dimensional Approximate Similarity Join.
Yifan Wang, Vyom Pathak, and Daisy Zhe Wang. "Xling: A Learned Filter Framework for Accelerating High-Dimensional Approximate Similarity Join." arXiv preprint arXiv:2402.13397 (2024). PDF
LaPuda: LLM-Enabled Policy-Based Query Optimizer for Multi-Modal Data.
Yifan Wang, Haodi Ma, and Daisy Zhe Wang. "LaPuda: LLM-Enabled Policy-Based Query Optimizer for Multi-Modal Data". Advances in Knowledge Discovery and Data Mining. PAKDD 2025.
SCOPE: A Generative Approach for LLM Prompt Compression
Tinghui Zhang, Yifan Wang, Daisy Zhe Wang. "SCOPE: A Generative Approach for LLM Prompt Compression". arXiv preprint arXiv:2508.15813
Efficient Filtered-ANN via Learning-based Query Planning
Zhuocheng Gan, Yifan Wang. "Efficient Filtered-ANN via Learning-based Query Planning". arXiv preprint arXiv:2602.17914 PDF
Beyond Single-Modal Analytics: A Framework for Integrating Heterogeneous LLM-Based Query Systems for Multi-Modal Data
Ruyu Li, Tinghui Zhang, Haodi Ma, Daisy Zhe Wang, Yifan Wang. "Beyond Single-Modal Analytics: A Framework for Integrating Heterogeneous LLM-Based Query Systems for Multi-Modal Data". arXiv preprint arXiv:2602.01701 PDF
talks
teaching
ICS 421 Database Systems II - Fall 24
Undergraduate Course, University of Hawaii at Manoa, 2024
Very large database systems, data integration, data warehousing, designing big data systems, parallel query processing, distributed transactions.
ICS 624 Advanced Data Management - Spring 25
Graduate Course, University of Hawaii at Manoa, 2025
Exploration of advanced database and information retrieval research and introduction to academic research, including paper reviewing, presentation, method designing, evaluation conducting and paper writing.
ICS 438 Big Data Analytics - Fall 25
Undergraduate Course, University of Hawaii at Manoa, 2025
Concepts, tools, and techniques for analyzing and mining massive data sets. Data cleaning and pre-processing. Data analysis and mining techniques. Big Data platforms. Big Data visualization.
ICS 321 Database Systems I - Spring 26
Undergraduate Course, University of Hawaii at Manoa, 2026
Introduction to relational database systems, data modeling, query processing, transaction processing, storage, and indexing.
ICS 624 Advanced Data Management - Spring 26
Graduate Course, University of Hawaii at Manoa, 2026
Exploration of advanced database and information retrieval research and introduction to academic research, including paper reviewing, presentation, method designing, evaluation conducting and paper writing.