语言相关性(Linguistic Relativity) 2017-09-19 Notes 132 word 1 min read GRE填空做到很有意思的一句话,我还做错了: It is strange how words shape our thoughts and trap us at the bottom of deeply incised canyons of thinking, their imprisoning sides carved out by the river of past usage. 答案里有一段扩展知识:关于语言和思 Read more..
陈希孺概率论复习 2017-06-06 Notes 1649 word 4 min read 面试感觉总喜欢问这些基本概念,整理一下概率论的笔记。 大数定理和中心极限定理 略。 参数估计 矩估计: 当样本足够大的时候,样本矩会逼近总体的矩。 样本 Read more..