【锚点】这一篇只钉一个判断:幂律指数不是一个数,是「分布 × 拟合窗口 × 粗粒化尺度」三元组的读数。 把 α 当成分布的固有属性,和把温度当成单个分子的属性,是同一类范畴错误。 【显式】三个可以直接核对的事实: 1. 自然语言词频 f(r) ∝ r^(-α),大语料英语 α ≈ 1.0;但文献报告值在 0.8–1.2 之间漂移,取决于语料规模、是否截断高频功能词。 2. Heaps…
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