Hongyun Cai

Detecting shilling attacks in recommender systems based on analysis of user rating behavior

Hongyun Cai, Fuzhi Zhang · Knowledge-Based Systems · 2019 · 50 citations

Group Recommenders, User Rating Behavior, Information Security +4

LightPoW: A trust based time-constrained PoW for blockchain in internet of things

Liuling Qi, Junfeng Tian, Mengjia Chai et al. · Computer Networks · 2022 · 25 citations

Blockchain Consensus Protocol, Engineering, Information Security +6

An Unsupervised Method for Detecting Shilling Attacks in Recommender Systems by Mining Item Relationship and Identifying Target Items

Hongyun Cai, Fuzhi Zhang · The Computer Journal · 2018 · 21 citations

Engineering, Machine Learning, Information Security +16

BS-SC: An Unsupervised Approach for Detecting Shilling Profiles in Collaborative Recommender Systems

Hongyun Cai, Fuzhi Zhang · IEEE Transactions on Knowledge and Data Engineering · 2019 · 18 citations

Abuse Detection, Engineering, Machine Learning +19

Double Regularization Matrix Factorization Recommendation Algorithm

Ruizhong Du, Jiaojiao Lu, Hongyun Cai · IEEE Access · 2019 · 10 citations · Full text