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It should be emphasized that KL-divergence is not a genuine metric: it is not symmetric and fails the triangle inequality. Thus, talk of Kullback-Leibler “distance” is misleading.

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Kullback-Leibler Divergence

  • 工具书词条

  • 发表日期：

    2025年

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  • James M. Joyce

摘要

It should be emphasized that KL-divergence is not a genuine metric: it is not symmetric and fails the triangle inequality. Thus, talk of Kullback-Leibler “distance” is misleading.