Author

Lei-Yu Zhang

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Preprint Aug 2026

Efficient Coreset Selection via K-Nearest Neighbor Graphs

Experiments show that KNNG-CS achieves accuracy comparable to representative gradient-approximation coreset methods, while reducing selection time by $2.3\times$-$41.2\times$ and peak memory to $0.3\%$-$7.5\%$ of the baselines.

Yingfan Liu, Lei-Yu Zhang, Jia-Dong Xie et al. · 1 citation