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- 知乎 - 知乎
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。
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The most official Reddit community of all official Reddit communities Your go-to place for Reddit updates, announcements, and news Occasional frivolity
- r all - Reddit
Today's top content from hundreds of thousands of Reddit communities
- 知乎 - 有问题,就会有答案
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、友善的社区氛围、独特的产品机制以及结构化和易获得的优质内容,聚集了中文互联网科技、商业、影视
- Reddit - Dive into anything
Reddit is a network of communities where people can dive into their interests, hobbies and passions There's a community for whatever you're interested in on Reddit
- 方差是什么意思以及怎么算? - 知乎
信号处理中,方差代表交流功率,即去除直流分量的功率。在概率论和统计学中,方差是 随机变量平均值的平方偏差 (the squared deviation from the mean of a random variable)。 一起温习下基础知识~ 1 基本介绍 在概率论和统计学中,方差是随机变量平均值的平方偏差。 方差通常也定义为标准差的平方。 方差
- Recommendations for free online movie sites? : r Piracy - Reddit
Hiya folks! So, I’m planning on hosting some movie nights with my online friends, but the site i usually use was taken down due to copyright : ( do you have any recommendations for some sites I could use? Preferably nothing with any downloads Thank you :) Share Add a Comment Sort by: Best Open comment sort options Best beavernuggetz • FMHY Reply reply black_hamma •
- remote sensing 和j-stars 这两个期刊相比怎么样? - 知乎
remote sensing 和j-stars 这两个期刊相比怎么样? 看了一圈remote sensing是MDPI旗下的,感觉口碑不是很好,版面费有一万多? J-stars(IEEE journal of selecte… 显示全部 关注者 57 被浏览
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