Qizhi Chen

Stingy Sketch: A Sketch Framework for Accurate and Fast Frequency Estimation

Haoyu Li, Tong Yang, Bin Cui, 2022, Proc. VLDB Endow..

HyperCalm Sketch: One-Pass Mining Periodic Batches in Data Streams

Yikai Zhao, Tong Yang, Bin Cui, 2022 .

JoinSketch: A Sketch Algorithm for Accurate and Unbiased Inner-Product Estimation

Feiyu Wang, Yuanpeng Li, Tong Yang, 2023, Proc. ACM Manag. Data.

CodingSketch: A Hierarchical Sketch with Efficient Encoding and Recursive Decoding

Qizhi Chen, †. YisenHong, Yihan Wu, 2022 .