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  1. Last 7 days
    1. 纯粹收集分析这种形态,过去互联网有过先例,但你会发现它卖不出去钱。

      作者一针见血地指出了纯记录工具的商业困境。在 AI 时代,Token 成本是持续性的,这就要求产品必须交付“结果”而非仅仅是“数据”。这揭示了 AI 应用从“工具属性”向“劳动力属性”转型的必然逻辑:用户不为存储买单,只为价值产出付费。

  2. Mar 2026
    1. Again, p is the probability of seeing results as extreme (or more extreme) as those actually observed if the null hypothesis were true. So p is computed under the assumption that the null hypothesis is true. Yet it is common for researchers, teachers and even textbooks to think of p as the probability of the null hypothesis being true (or equivalently, of the results being due to chance), an error called the "fallacy of the transposed conditional" (Haller and Krauss, 2002; Cohen, 1994, p.999).

      p-value is misinterpreted and confusing

  3. Jun 2021