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cs.DB2021
SpaceSaving: An Optimal Algorithm for Frequency Estimation and Frequent items in the Bounded Deletion Model
Fuheng Zhao, Divyakant Agrawal, Amr El Abbadi +1
In this paper, we propose the first deterministic algorithms to solve the frequency estimation and frequent item problems in the bounded deletion model. We establish the space lowe…
cs.DB2021★ 1 cited
Qanaat: A Scalable Multi-Enterprise Permissioned Blockchain System with Confidentiality Guarantees
Mohammad Javad Amiri, Boon Thau Loo, Divyakant Agrawal +1
Today's large-scale data management systems need to address distributed applications' confidentiality and scalability requirements among a set of collaborative enterprises. This pa…