知乎是一个中文互联网高质量问答社区和创作者聚集的原创内容平台，提供知识共享、互动交流和个人成长机会。

Aug 6, 2023 · 1 I want to test the effect of a suicide prevention film on help-seeking. I have help-seeking intentions as an outcome variable and measured this variable at three time points …

知乎，中文互联网高质量的问答社区和创作者聚集的原创内容平台，于 2011 年 1 月正式上线，以「让人们更好的分享知识、经验和见解，找到自己的解答」为品牌使命。知乎凭借认真、专业 …

Help me understand this relatively simple (I think) concept: The covariance of the intercept ($\\beta_0$) and the slope ($\\beta_1$) in simple linear regression. Furthermore, what range …

这篇文章每月都会更新，可以收藏，如果对您有帮助，希望能点个赞支持一下~ 作为深耕摄影器材多年的“老法师”，我每年都会针对富士相机的动态做深度分析。今年富士的产品线堪称“技术爆 …

I conducted a research with 90 participants who were exposed to a film stimuli for 60 minutes and their physiological responses were measured continuously. I would like to test the causal …

Android是目前使用最广泛的移动操作系统，Steam也是最大的电脑游戏平台。然而，一些用户可能会发现他们在Android手机上找不到Steam的下载地址。下面是关于如何在Android上下 …

Recently I have been reading about deep learning and I am confused about the terms (or say technologies). What is the difference between Convolutional neural networks (CNN), …

骨灰级软件，amule或者emule等，这两个都是20年前的软件，软件倒是还能运行，但是可能连接不了；如果能连接上的话，需要解决lowid的问题，即在路由器上配置DMZ主机，将运行电驴 …

Nov 5, 2014 · A few years ago I designed a radiation detector that works by measuring the interval between events rather than counting them. My assumption was, that when measuring …