<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[MLLNFBJY的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/MLLNFBJY</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; MLLNFBJY]]></copyright><item><title><![CDATA[电压波动与电压偏移]]></title><link>https://blog.youkuaiyun.com/MLLNFBJY/article/details/146428507</link><guid>https://blog.youkuaiyun.com/MLLNFBJY/article/details/146428507</guid><author>MLLNFBJY</author><pubDate>Fri, 21 Mar 2025 20:28:05 +0800</pubDate><description><![CDATA[电压偏移是指实际电压与额定电压之间的差异，其计算公式为。Umax​是指电压在一定时间内的最大值，Umin​是指电压在同一时间内的最小值。U是实际电压，UN是电网额定电压。其中ΔU表示电压波动值，]]></description><category></category></item><item><title><![CDATA[电力电子坐标变换]]></title><link>https://blog.youkuaiyun.com/MLLNFBJY/article/details/140965507</link><guid>https://blog.youkuaiyun.com/MLLNFBJY/article/details/140965507</guid><author>MLLNFBJY</author><pubDate>Tue, 06 Aug 2024 20:37:59 +0800</pubDate><description><![CDATA[所谓的静止坐标变换，其实可以理解为：原先的三相电波形一直在变化，所以可以有三个波形向量，这三个向量共同作用下产生了一个变化的向量。αβ 坐标系是固定的坐标系，但是向量在旋转，我如果让坐标系跟着一起转会怎么样？这个向量是在三个向量的基础上产生的，所以他是建立在。但是他还是一个向量，只要是一个向量就可以进行。由三维坐标系变成了二维的坐标系。]]></description><category></category></item><item><title><![CDATA[根据字典绘图]]></title><link>https://blog.youkuaiyun.com/MLLNFBJY/article/details/131926949</link><guid>https://blog.youkuaiyun.com/MLLNFBJY/article/details/131926949</guid><author>MLLNFBJY</author><pubDate>Tue, 25 Jul 2023 21:36:57 +0800</pubDate><description><![CDATA[【代码】根据字典绘图。]]></description><category></category></item><item><title><![CDATA[读取CSV文件并用字典统计文件夹下数据数量]]></title><link>https://blog.youkuaiyun.com/MLLNFBJY/article/details/131926917</link><guid>https://blog.youkuaiyun.com/MLLNFBJY/article/details/131926917</guid><author>MLLNFBJY</author><pubDate>Tue, 25 Jul 2023 21:35:16 +0800</pubDate><description><![CDATA[【代码】读取CSV文件并用字典统计文件夹下数据数量。]]></description><category></category></item><item><title><![CDATA[Py之fvcore：fvcore库的使用方法之详细攻略]]></title><link>https://blog.youkuaiyun.com/MLLNFBJY/article/details/130611204</link><guid>https://blog.youkuaiyun.com/MLLNFBJY/article/details/130611204</guid><author>MLLNFBJY</author><pubDate>Wed, 10 May 2023 22:18:59 +0800</pubDate><description><![CDATA[C = CfgNode()我的理解是类似于告诉你我建立了一个箱子，反正可以装东西了，下面你就可以王里面填写自己设置的内容了。]]></description><category></category></item><item><title><![CDATA[python plt绘制多子图]]></title><link>https://blog.youkuaiyun.com/MLLNFBJY/article/details/128239751</link><guid>https://blog.youkuaiyun.com/MLLNFBJY/article/details/128239751</guid><author>MLLNFBJY</author><pubDate>Thu, 08 Dec 2022 16:45:57 +0800</pubDate><description><![CDATA[python ply绘制多个子图]]></description><category></category></item><item><title><![CDATA[python读取txt文件]]></title><link>https://blog.youkuaiyun.com/MLLNFBJY/article/details/127462812</link><guid>https://blog.youkuaiyun.com/MLLNFBJY/article/details/127462812</guid><author>MLLNFBJY</author><pubDate>Sat, 22 Oct 2022 15:50:24 +0800</pubDate><description><![CDATA[【代码】python读取txtwenjian。]]></description><category></category></item><item><title><![CDATA[C++学习第三弹之浮点数]]></title><link>https://blog.youkuaiyun.com/MLLNFBJY/article/details/126004350</link><guid>https://blog.youkuaiyun.com/MLLNFBJY/article/details/126004350</guid><author>MLLNFBJY</author><pubDate>Tue, 26 Jul 2022 22:14:22 +0800</pubDate><description><![CDATA[本文主要介绍C++数——浮点数，包括创建变量和编写各种类型的常量。]]></description><category></category></item><item><title><![CDATA[C++学习第二弹之整数数据类型]]></title><link>https://blog.youkuaiyun.com/MLLNFBJY/article/details/125941239</link><guid>https://blog.youkuaiyun.com/MLLNFBJY/article/details/125941239</guid><author>MLLNFBJY</author><pubDate>Fri, 22 Jul 2022 22:35:16 +0800</pubDate><description><![CDATA[C++整数]]></description><category></category></item><item><title><![CDATA[C++学习第一弹]]></title><link>https://blog.youkuaiyun.com/MLLNFBJY/article/details/125902844</link><guid>https://blog.youkuaiyun.com/MLLNFBJY/article/details/125902844</guid><author>MLLNFBJY</author><pubDate>Wed, 20 Jul 2022 23:26:26 +0800</pubDate><description><![CDATA[本文内容一个简单的C++程序，使用cin和cout完成程序输入输出，以及创建和使用变量。]]></description><category></category></item><item><title><![CDATA[imagenet图片]]></title><link>https://blog.youkuaiyun.com/MLLNFBJY/article/details/125702413</link><guid>https://blog.youkuaiyun.com/MLLNFBJY/article/details/125702413</guid><author>MLLNFBJY</author><pubDate>Sun, 10 Jul 2022 09:40:26 +0800</pubDate><description><![CDATA[imagenet图片大小]]></description><category></category></item><item><title><![CDATA[读取CSV文件]]></title><link>https://blog.youkuaiyun.com/MLLNFBJY/article/details/125606069</link><guid>https://blog.youkuaiyun.com/MLLNFBJY/article/details/125606069</guid><author>MLLNFBJY</author><pubDate>Mon, 04 Jul 2022 18:22:02 +0800</pubDate><description><![CDATA[实现读取前5行，data.shape输出shape]]></description><category></category></item><item><title><![CDATA[双系统之删除Linux]]></title><link>https://blog.youkuaiyun.com/MLLNFBJY/article/details/125480674</link><guid>https://blog.youkuaiyun.com/MLLNFBJY/article/details/125480674</guid><author>MLLNFBJY</author><pubDate>Mon, 27 Jun 2022 11:46:06 +0800</pubDate><description><![CDATA[本文环境，win10+Ubuntu。
先删除引导再操作卷
因为之前想学习Linux，所以就在win10上又安装了Ubuntu，现在不想搞了，再加上win10空间不太够用了，就想删除linux系统。话不多说，直接开始。
删除Linux主要分为两部分，第一部分是删除引导，第二部分是删除系统。删除系统可以直接通过win10的磁盘管理来直接格式化就行。点击桌面“此电脑”—“管理”，选择磁盘管理，进入如下界面：
选中Linux环境的卷进行删除操作，然后重新分配新卷。（本文环境直接有一单独卷安装Linux，所以直接选择]]></description><category></category></item><item><title><![CDATA[mediapipe身体和手部关键点]]></title><link>https://blog.youkuaiyun.com/MLLNFBJY/article/details/125118583</link><guid>https://blog.youkuaiyun.com/MLLNFBJY/article/details/125118583</guid><author>MLLNFBJY</author><pubDate>Sat, 04 Jun 2022 08:58:55 +0800</pubDate><description><![CDATA[mediapipe关键点]]></description><category></category></item><item><title><![CDATA[错误总结。]]></title><link>https://blog.youkuaiyun.com/MLLNFBJY/article/details/124167491</link><guid>https://blog.youkuaiyun.com/MLLNFBJY/article/details/124167491</guid><author>MLLNFBJY</author><pubDate>Thu, 14 Apr 2022 11:27:48 +0800</pubDate><description><![CDATA[.to(device) 可以指定CPU 或者GPU
device = torch.device(“cuda:0” if torch.cuda.is_available() else “cpu”) # 单GPU或者CPU
model.to(device)
#如果是多GPU
if torch.cuda.device_count() &gt; 1:
model = nn.DataParallel(model，device_ids=[0,1,2])
model.to(device)
.cuda（）只使用GPU，建议]]></description><category></category></item><item><title><![CDATA[pytorch中函数名有下划线和没有下划线]]></title><link>https://blog.youkuaiyun.com/MLLNFBJY/article/details/123285957</link><guid>https://blog.youkuaiyun.com/MLLNFBJY/article/details/123285957</guid><author>MLLNFBJY</author><pubDate>Fri, 04 Mar 2022 21:40:18 +0800</pubDate><description><![CDATA[以函数 nn.init.xavier_uniform_()和 nn.init.xavier_uniform（）为例
带有下划线的nn.init.xavier_uniform_()在一个tensor上操作了之后，直接修改这个tensor，没有则不会修改。

]]></description><category></category></item><item><title><![CDATA[pytorch加载数据]]></title><link>https://blog.youkuaiyun.com/MLLNFBJY/article/details/123284137</link><guid>https://blog.youkuaiyun.com/MLLNFBJY/article/details/123284137</guid><author>MLLNFBJY</author><pubDate>Fri, 04 Mar 2022 21:19:02 +0800</pubDate><description><![CDATA[Pytorch导入数据主要依靠torch.utils.data.DataLoader和torch.utils.data.Dataset这两个类来完成。
Dataset获取数据及其标签以及数据数量。
Dataloader：为后面的网络提供不同的数据形式。
加载自己数据过程
1.先重写Dataset。要有三个函数。分别是_ init 、 getitem 、 _ len_ _。
先定义一个类：
from torch.utils.data import Dataset
import os
class MyData(]]></description><category></category></item><item><title><![CDATA[python星号和双星号的区别]]></title><link>https://blog.youkuaiyun.com/MLLNFBJY/article/details/123283705</link><guid>https://blog.youkuaiyun.com/MLLNFBJY/article/details/123283705</guid><author>MLLNFBJY</author><pubDate>Fri, 04 Mar 2022 19:28:30 +0800</pubDate><description><![CDATA[星号变量是用在函数的参数传递上,单个星号代表这个位置接收任意多个非关键字参数,将其转化成元组，而双星号代表这个位置接收任意多个关键字参数,将其转化成字典

]]></description><category></category></item><item><title><![CDATA[torch.utils.data.dataloader]]></title><link>https://blog.youkuaiyun.com/MLLNFBJY/article/details/120687189</link><guid>https://blog.youkuaiyun.com/MLLNFBJY/article/details/120687189</guid><author>MLLNFBJY</author><pubDate>Sun, 10 Oct 2021 15:40:02 +0800</pubDate><description><![CDATA[torch.utils.data.dataloader这个函数不能直接使用，如果只导入torch包是无法使用的，需要额外引入data，通过语句
from torch.utils import data

]]></description><category></category></item><item><title><![CDATA[python大括号]]></title><link>https://blog.youkuaiyun.com/MLLNFBJY/article/details/120216639</link><guid>https://blog.youkuaiyun.com/MLLNFBJY/article/details/120216639</guid><author>MLLNFBJY</author><pubDate>Fri, 10 Sep 2021 10:29:08 +0800</pubDate><description><![CDATA[Python用花括号{}表示字典和集合两种对象

]]></description><category></category></item></channel></rss>