[882] Significant

Title Text:So, uh, we did the green study again and got no link. It was probably a– “RESEARCH CONFLICTED ON GREEN JELLY BEAN/ACNE LINK; MORE STUDY RECOMMENDED!” Origin:https://xkcd.com/882/ https://www.explainxkcd.com/wiki/index.php/882:_Significant 显著 http://xkcd.in/comic?lg=cn&id=882 这个漫画是关于数据疏通(又名p-hacking),以及媒体中对科学和统计数据的误传。一个黑色马尾辫的女孩来到Cueball,声称果冻豆引起痤疮和… Read more

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[881] Probability

Title Text:My normal approach is useless here, too. Origin:https://xkcd.com/881/ https://www.explainxkcd.com/wiki/index.php/881:_Probability https://app-xkcd-cn.appspot.com/ Cueball和Megan坐在医院的病床上,读着一张纸上有乳腺癌生存统计数据。看起来梅根刚被诊断出患有乳腺癌。粗线表示存活率分布(X年后存活的概率,无条件):81%在5年时存活,而77%存活至10年。虚线表示危险函数(粗线的负导数除以每个点处粗线的值,即粗线相对于当前值的下降速度,或者时间失败/死亡的风险) t +螖t直到时间t存活,因为螖t接近零),这是故障分布密度和生存函… Read more

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[877] Beauty

Title Text:The best hugs are probably from hagfish, which can extrude microscopic filaments that convert a huge volume of water around them to slime in seconds. Instant cozy blanket! Origin:https://xkcd.com/877/ https://www.explainxkcd.com/wiki/index.php/877:_Beauty https://app-xkcd-cn.appspot.com/ 许多人认为过度分析是无聊的,只会减损主题的美丽,奇迹或情感时刻。这在文学课上尤为复杂,但在许多研究中都是一个共同点。据说济慈特别开玩笑称,牛顿“通过将彩虹的诗歌缩小… Read more

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[874] Time Management

Title Text:I never trust anyone who’s more excited about success than about doing the thing they want to be successful at. Origin:https://xkcd.com/874/ https://www.explainxkcd.com/wiki/index.php/874:_Time_Management https://app-xkcd-cn.appspot.com/ 在前两个小组中,我们看到Cueball在博客上发布的片段,解释了时间管理的重要性及其好处。隔离墙上的时间表与最初的想法完全矛盾,并遵循当时非常简单的计划,只有在准备时间和在这些博客上发布时才有意志力,剩下的时间可以做任何他想做的事情。 。 标… Read more

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[872] Fairy Tales

Title Text:Goldilocks’ discovery of Newton’s method for approximation required surprisingly few changes. Origin:https://xkcd.com/872/ https://www.explainxkcd.com/wiki/index.php/872:_Fairy_Tales “童话故事” 那个“金发姑娘发现牛顿逼近法”的故事几乎和原版的一样。(译注:金发姑娘说的是金发姑娘和三只熊的故事。) https://songshuhui.net/archives/52974 特征向量是可以应用于矩阵的数学概念。矩阵主要显示为用于描述物理中对象状态的矩形元素数组。在纯数学中,它们可能要复杂得多。理解漫画… Read more

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[867] Herpetology

Title Text:Birds are Aves, which is part of the clade Theropoda, which is in Saurischia, which is in Dinosauria. Those birds outside our windows are dinosaurs. We can clear out the rest of our brains because we now have the…

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[866] Compass and Straightedge

Title Text:The Greeks long suspected this, but it wasn’t until April 12th of 1882 that Ferdinand von Lindemann conclusively proved it when he constructed himself the most awesome birthday party possible and nobody showed up. Origin:https://xkcd.com/866/ https://www.explainxkcd.com/wiki/index.php/866:_Compass_and_Straightedge 尺规作图 希腊人很早以前就提出了这个猜想。但是直到1882年4月12日,费迪南德·冯·林德曼才给出了确定的证明… Read…

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[865] Nanobots

Title Text:I think the IETF hit the right balance with the 128 bits thing. We can fit MAC addresses in a /64 subnet, and the nanobots will only be able to devour half the planet. Origin:https://xkcd.com/865/ https://www.explainxkcd.com/wiki/index.php/865:_Nanobots 机器人吞食者 我想IETF选用128位地址是找到了最佳的平衡。一方面,我们在 /64子网里能放得下一个MAC地址;另一方面,纳米机器人最多只能吞噬掉地球的一半。…

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[862] Let Go

Title Text:After years of trying various methods, I broke this habit by pitting my impatience against my laziness. I decoupled the action and the neurological reward by setting up a simple 30-second delay I had to wait through, in which…

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[860] Never Do This

Title Text:I call Rule 34 on The Secret House. Origin:https://xkcd.com/860/ https://www.explainxkcd.com/wiki/index.php/860:_Never_Do_This 千万别这样做 https://www.douban.com/photos/photo/853105879/ Cueball向Megan展示了他的新口袋显微镜。由于科学家的好奇心,他们很快决定用显微镜观察许多不同的东西。 但在他们用显微镜检查指甲下面的东西后,他们都陷入了紧张状态。我们的手指是我们与世界互动的方式,各种各样的东西被困在我们的指甲下;不同种类的污垢,真菌,孢子,昆虫碎片,昆虫粪便等。这样的事情在放大几百倍时显然看起来非常可怕。 Cueba… Read more

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