Privacy

[J38] S.-M. Yoon, H.-Y. Park, S.-H. Nam, and S.-H. Lee, "On privacy-utility trade-offs in discrete distribution estimation under utility-optimized local differential privacy," submitted. 

[J33] H.-Y. Park, S. Asoodeh, and S.-H. Lee, "Exactly minimax-optimal locally differentially private sampling," Neural Information Processing Systems (NeurIPS) 2024, Vancouver, Canada, Dec. 2024. 

[J31] S.-H. Nam, H.-Y. Park, and S.-H.Lee, "Achieving the exactly optimal privacy-utility trade-off with low communication cost via shared randomness," IEEE Transactions on Information Theory, vol. 70, pp. 7447-7462, Oct. 2024. 

[J28] S.-H. Nam, V. Y. F. Tan, and S.-H. Lee, "Optimal private discrete distribution estimation with 1-bit communication,"  IEEE Transactions on Information Forensics and Security, vol. 19, pp.6514-6528, 2024. 

[C31]  S.-H. Nam, V. Y. F. Tan, and S.-H. Lee, "Optimal private discrete distribution estimation with one-bit communication," in Proc. IEEE International Symposium on Information Theory (ISIT), Athens, Greece, July 2024.

[C30]  S.-H. Nam, H.-Y. Park, and S.-H.Lee, "Achieving the exactly optimal privacy-utility trade-off with low communication cost via shared randomness," in Proc. IEEE International Symposium on Information Theory (ISIT), Athens, Greece, July 2024.  (S.-H. Nam and H.-Y. Park equally contributed to this work) 

[J27] H.-Y. Park, S.-H. Nam, and S.-H.Lee, "Exactly optimal and communication-efficient private estimation via block designs," IEEE Journal on Selected Areas in Information Theory, vol. 5, pp. 123-134, 2024.  

[C27] H.-Y. Park, S.-H. Nam, and S.-H. Lee, "Block design-based local differential privacy mechanisms," in Proc. IEEE International Symposium on Information Theory (ISIT), June 2023.

[J22] S.-H. Nam and S.-H. Lee, "A tighter converse for the locally differentially private discrete distribution estimation under the one-bit communication constraint", IEEE Signal Processing Letters, vol. 29, pp. 1923-1927, 2022.

[J16] K.-H. Cho, S.-H. Lee, and A. Khisti, "Effect of user cooperation on smart meter privacy with rechargeable batteries," IEEE Signal Processing Letters, vol. 26, pp. 971-975, July 2019. 

[J9] Y. Liu, S.-H. Lee, and A. Khisti, "Information-theoretic privacy in smart metering systems using cascaded rechargeable batteries,''  IEEE Signal Processing Letters, vol. 24, pp. 314-318, Mar 2017.