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We are hosting the KDD Cup competition (2024): Meta Comprehensive RAG. If you are interested, please check this link.
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Research
My research interest lies in the following database topics: Tabular Data Integration & Processing,
Data Discovery, LLMs, and Crowd-sourcing. Representative papers are highlighted.
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Cross-domain-aware Worker Selection with Training for Crowdsourced Annotation
Yushi Sun, Jiachuan Wang, Peng Cheng, Libin Zheng, Lei Chen, Jian Yin
ICDE, 2024
We proposed a novel cross-domain-aware worker selection with training for crowdsourcing.
data & code
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Semantic-Enhanced Graph Convolutional Neural Networks for Multi-Scale Urban Functional-Feature Identification Based on Human Mobility
Yuting Chen, Pengjun Zhao, Yi Lin, Yushi Sun, Rui Chen, Ling Yu, Yu Liu
IJGI, 2024
We applied multiple GNN approach in modeling the human mobility in Shenzhen.
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RECA: Related Tables Enhanced Column Semantic Type Annotation Framework
Yushi Sun, Hao Xin, Lei Chen
VLDB, 2023
We defined a novel named entity schema for related and sub-related table discovery and alignment for enhancing the annotation quality of column semantic types.
data & code
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RedBird Academic Excellence Award for Continuing PhD Students (2022-2023)
RedBird PhD Scholarship (2021)
HKUST Academic Achievement Medal (2021)
First Class Honor graduate from HKUST (2021)
Hong Kong PhD Fellowship Scheme (2021-2025)
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Conference reviewer: CIKM 2023
Journal reviewer: TKDE 2024
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Teaching Assistant of COMP 2711H Honors Discrete Mathematical Tools for Computer Science (2022 Fall)
Teaching Assistant of COMP 5712 Introduction to Combinatorial Optimization (2022 Spring)
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