PCA原理
银耳桂圆莲子汤的做法?
主料:银耳50克莲子30克百合25克辅料:桂圆枸杞调料:冰糖少许银耳桂圆莲子汤做开发者_如何学C法:1。将银耳放入冷水中充分浸泡变软,去除杂质,然后加入温水继续浸泡,去掉根部,去掉核莲子,将百合干在冷水中充分[详细]
2022-12-26 14:04 分类:问答A text editor which allows configuration of text to select when it is double clicked
From my experience, most text editors will, when double clicking a block of text, break the selected text by dashed lines but not for underscores.[详细]
2022-12-18 16:15 分类:问答牛卡纸多少钱一吨啊?牛卡纸多少钱一吨啊 230G的牛卡纸??
苦咖啡不加糖_7 2022-06-05 16:05 牛卡纸专门用于手挽袋,包装盒等。一般有国产的与进口的,有单面与双面的。规格有787与889与1092与1194比较常见。一般价格在5000-6500都有,视开发者_C百科乎质量与产地而论。[详细]
2022-12-18 00:25 分类:问答Download file over HTTPS using .NET (dotnet)
I would like to download a file using VB.NET (preferably) or C# via HTTPS. I have this code to download a file over plain HTTP:[详细]
2022-12-17 09:07 分类:问答(手写)PCA原理及其Python实现图文详解
目录1、背景2、样本均值和样本方差矩阵3、PCA3.1最大投影方差3.2最小重构距离4、Python实现总结1、背景为什么需要降维呢?因为数据个数N和每个数据的维度p不满足Np,造成...[详细]
2022-11-29 11:02 分类:开发