Geography Final Exam

Geography Final Exam

Do you think Donald Trump will win the presidential election with Biden (Democratic candidate) in November 2020? Why? 我记得很清楚,2016年11月6日,2016美国大选的那一天,正是我初二上学期期中考试的日子。考完试兴奋地跑回家,期待大选结果的揭晓。在我的记忆里,十分清晰地记着几乎所有民调,或者说自己从国内媒体所了解到的转述过的美国国内民调都表明希拉里会以压倒性的优势赢得大选。但最后结果表明,民调错了。 2016年美国大选,我,一个初二的对政治感兴趣的学生,对无论是特朗普
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English Class Review

English Class Review

The Honest Theif * meet the theif in the bar, offer him a drink * follow everywhere * drink all night * move to the new house * sell his breeches, lost * fight * go away * come back The story opens with the narrator taking on a lodger in his apartment, an old soldier named Astafy Ivanovich.
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Intro to Neural Network

Intro to Neural Network

线性回归补充

  1. 线性回归可以对样本是非线性的,只要对参数线性

$y=\theta_0+\theta_1x+\theta_2x^2$

  1. 局部加权回归

人工神经网络

mark

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