15
Jan 09

nerd fun

我念书 | | Shouts (4)

不系之舟 says:
how can u compress ur history into two pages using font 7?

XiAtIaN says:
do PCA first

不系之舟 says:
but i am afraid nothing will be left, as it is all residuals…

XiAtIaN says:

———————— 图和文的分割线 ————————–

And in case you haven’t seen this… (courtesy of the hilarious PhD Comics)

04
Jan 08

PCA

我发呆, 这些人 | | Shouts (2)

C寒假回国,某日在星巴克喝咖啡。有一女生走上前问C:

“请问你是夏添吗?”

……

这个故事告诉我们,时间对记忆有压缩作用,一群人变成几个人,而且还常常弄错。它说不定是用了PCA。



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