most citedInfinite Stream Estimation under Personalized -Event Privacy

2 citations · 2 across the 5 of their papers we have counts for

collaborators

7 papers

cs.DB2025

Approximate Nearest Neighbor Search of Large Scale Vectors on Distributed Storage

Kun Yu, Jiabao Jin, Xiaoyao Zhong +6

Approximate Nearest Neighbor Search (ANNS) in high-dimensional space is an essential operator in many online services, such as information retrieval and recommendation. Indices con…

cs.DB20252 cited

Infinite Stream Estimation under Personalized -Event Privacy

Leilei Du, Peng Cheng, Lei Chen +3

Streaming data collection is indispensable for stream data analysis, such as event monitoring. However, publishing these data directly leads to privacy leaks. -event privacy is…

cs.CL2025

ContextCache: Context-Aware Semantic Cache for Multi-Turn Queries in Large Language Models

Jianxin Yan, Wangze Ni, Lei Chen +4

Semantic caching significantly reduces computational costs and improves efficiency by storing and reusing large language model (LLM) responses. However, existing systems rely prima…

cs.DB2025

EnhanceGraph: A Continuously Enhanced Graph-based Index for High-dimensional Approximate Nearest Neighbor Search

Xiaoyao Zhong, Jiabao Jin, Peng Cheng +5

Recently, Approximate Nearest Neighbor Search in high-dimensional vector spaces has garnered considerable attention due to the rapid advancement of deep learning techniques. We obs…

cs.DB2025

Efficient Multiple Temporal Network Kernel Density Estimation

Yu Shao, Peng Cheng, Xiang Lian +5

Kernel density estimation (KDE) has become a popular method for visual analysis in various fields, such as financial risk forecasting, crime clustering, and traffic monitoring. KDE…

cs.DB2024

Numerical Estimation of Spatial Distributions under Differential Privacy

Leilei Du, Peng Cheng, Libin Zheng +4

Estimating spatial distributions is important in data analysis, such as traffic flow forecasting and epidemic prevention. To achieve accurate spatial distribution estimation, the a…