Energy-Efficient Flip-Flop Merging via Enhanced K-Means Clustering in Distributed VLSI Systems - Feng, Chaochao; Xu, Nuo; He, Xiaowei; Liao, Zhuofan (2025 IEEE International Symposium on Parallel and Distributed Processing with Applications (ISPA), Parallel and Distributed Processing with Applications (ISPA), 2025 IEEE International Symposium on, ISPA, 2025)