3 papers
cs.LG2021
Transparent Contribution Evaluation for Secure Federated Learning on Blockchain
Shuaicheng Ma, Yang Cao, Li Xiong
Federated Learning is a promising machine learning paradigm when multiple parties collaborate to build a high-quality machine learning model. Nonetheless, these parties are only wi…
cs.DB2019
Effcient logging and querying for Blockchain-based cross-site genomic dataset access audit
Shuaicheng Ma, Yang Cao, Li Xiong
Background: Genomic data have been collected by different institutions and companies and need to be shared for broader use. In a cross-site genomic data sharing system, a secure an…
cs.DB2018
Skyline Diagram: Efficient Space Partitioning for Skyline Queries
Jinfei Liu, Juncheng Yang, Li Xiong +5
Skyline queries are important in many application domains. In this paper, we propose a novel structure Skyline Diagram, which given a set of points, partitions the plane into a set…