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Search: "[ author: Ji Young Chun ]" (2)

1. Design Blockchain as a Service and Smart Contract with Secure Top-k Search that Improved Accuracy

Hobin Jang, Ji Young Chun, Ik Rae Jeong, Geontae Noh, Vol. 24, No. 5, pp. 85-96, Oct. 2023
10.7472/jksii.2023.24.5.85
Keywords: earchable Encryption, Top-k Search, Privacy Preserving, Blockchain as a Service, Smart Contract
2. Efficient distributed consensus optimization based on patterns and groups for federated learning

Seung Ju Kang, Ji Young Chun, Geontae Noh, Ik Rae Jeong, Vol. 23, No. 4, pp. 73-85, Aug. 2022
10.7472/jksii.2022.23.4.73
Keywords: Federated learning, Optimization, Weight model, Communication time, Privacy, ADMM

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