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index.html
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<!DOCTYPE HTML>
<html lang="zh-CN">
<head>
<meta charset="utf-8">
<meta name="keywords" content="C,C++">
<meta name="description" content="专注算法学习，走高并发服务器开发方向">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=no">
<meta name="renderer" content="webkit|ie-stand|ie-comp">
<meta name="mobile-web-app-capable" content="yes">
<meta name="format-detection" content="telephone=no">
<meta name="apple-mobile-web-app-capable" content="yes">
<meta name="apple-mobile-web-app-status-bar-style" content="black-translucent">
<!-- Global site tag (gtag.js) - Google Analytics -->
<title>邪云</title>
<link rel="icon" type="image/png" href="https://cdn.jsdelivr.net/gh/Axieyun/[email protected]/medias/favicon.png">
<link rel="stylesheet" type="text/css" href="/libs/awesome/css/all.css">
<link rel="stylesheet" type="text/css" href="/libs/materialize/materialize.min.css">
<link rel="stylesheet" type="text/css" href="/libs/aos/aos.css">
<link rel="stylesheet" type="text/css" href="/libs/animate/animate.min.css">
<link rel="stylesheet" type="text/css" href="/libs/lightGallery/css/lightgallery.min.css">
<link rel="stylesheet" type="text/css" href="/css/matery.css">
<link rel="stylesheet" type="text/css" href="/css/my.css">
<script src="/libs/jquery/jquery.min.js"></script>
<meta name="generator" content="Hexo 5.4.0">
<style>.github-emoji { position: relative; display: inline-block; width: 1.2em; min-height: 1.2em; overflow: hidden; vertical-align: top; color: transparent; } .github-emoji > span { position: relative; z-index: 10; } .github-emoji img, .github-emoji .fancybox { margin: 0 !important; padding: 0 !important; border: none !important; outline: none !important; text-decoration: none !important; user-select: none !important; cursor: auto !important; } .github-emoji img { height: 1.2em !important; width: 1.2em !important; position: absolute !important; left: 50% !important; top: 50% !important; transform: translate(-50%, -50%) !important; user-select: none !important; cursor: auto !important; } .github-emoji-fallback { color: inherit; } .github-emoji-fallback img { opacity: 0 !important; }</style>
<link rel="alternate" href="/atom.xml" title="邪云" type="application/atom+xml">
<link rel="stylesheet" href="/css/prism-tomorrow.css" type="text/css"></head>
<style>
body{
background-image: url(https://cdn.jsdelivr.net/gh/Axieyun/[email protected]/girl_friend/1.jpg);
background-repeat:no-repeat;
background-size:cover;
background-attachment:fixed;
}
</style>
<script type="text/javascript">
var OriginTitile=document.title,st;
document.addEventListener("visibilitychange",function(){
document.hidden?(document.title="儿诶，你要去哪里呀？",clearTimeout(st)):(document.title="儿诶，你终于回来了!",st=setTimeout(function(){document.title=OriginTitile},3e3))
})
</script>
<body>
<header class="navbar-fixed">
<nav id="headNav" class="bg-color nav-transparent">
<div id="navContainer" class="nav-wrapper container">
<div class="brand-logo">
<a href="/" class="waves-effect waves-light">
<img src="https://cdn.jsdelivr.net/gh/Axieyun/[email protected]/medias/logo.png" class="logo-img" alt="LOGO">
<span class="logo-span">邪云</span>
</a>
</div>
<a href="#" data-target="mobile-nav" class="sidenav-trigger button-collapse"><i class="fas fa-bars"></i></a>
<ul class="right nav-menu">
<li class="hide-on-med-and-down nav-item">
<a href="/" class="waves-effect waves-light">
<i class="fas fa-home" style="zoom: 0.6;"></i>
<span>首页</span>
</a>
</li>
<li class="hide-on-med-and-down nav-item">
<a href="/tags" class="waves-effect waves-light">
<i class="fas fa-tags" style="zoom: 0.6;"></i>
<span>标签</span>
</a>
</li>
<li class="hide-on-med-and-down nav-item">
<a href="/archives" class="waves-effect waves-light">
<i class="fas fa-archive" style="zoom: 0.6;"></i>
<span>归档</span>
</a>
</li>
<li class="hide-on-med-and-down nav-item">
<a href="/about" class="waves-effect waves-light">
<i class="fas fa-user-circle" style="zoom: 0.6;"></i>
<span>你爸爸我在此</span>
</a>
</li>
<li class="hide-on-med-and-down nav-item">
<a href="/contact" class="waves-effect waves-light">
<i class="fas fa-comments" style="zoom: 0.6;"></i>
<span>留言板</span>
</a>
</li>
<li class="hide-on-med-and-down nav-item">
<a href="/friends" class="waves-effect waves-light">
<i class="fas fa-address-book" style="zoom: 0.6;"></i>
<span>大佬聚集地</span>
</a>
</li>
<li>
<a href="#searchModal" class="modal-trigger waves-effect waves-light">
<i id="searchIcon" class="fas fa-search" title="搜索" style="zoom: 0.85;"></i>
</a>
</li>
</ul>
<div id="mobile-nav" class="side-nav sidenav">
<div class="mobile-head bg-color">
<img src="https://cdn.jsdelivr.net/gh/Axieyun/[email protected]/medias/logo.png" class="logo-img circle responsive-img">
<div class="logo-name">邪云</div>
<div class="logo-desc">
专注算法学习，走高并发服务器开发方向
</div>
</div>
<ul class="menu-list mobile-menu-list">
<li class="m-nav-item">
<a href="/" class="waves-effect waves-light">
<i class="fa-fw fas fa-home"></i>
首页
</a>
</li>
<li class="m-nav-item">
<a href="/tags" class="waves-effect waves-light">
<i class="fa-fw fas fa-tags"></i>
标签
</a>
</li>
<li class="m-nav-item">
<a href="/archives" class="waves-effect waves-light">
<i class="fa-fw fas fa-archive"></i>
归档
</a>
</li>
<li class="m-nav-item">
<a href="/about" class="waves-effect waves-light">
<i class="fa-fw fas fa-user-circle"></i>
你爸爸我在此
</a>
</li>
<li class="m-nav-item">
<a href="/contact" class="waves-effect waves-light">
<i class="fa-fw fas fa-comments"></i>
留言板
</a>
</li>
<li class="m-nav-item">
<a href="/friends" class="waves-effect waves-light">
<i class="fa-fw fas fa-address-book"></i>
大佬聚集地
</a>
</li>
<li><div class="divider"></div></li>
<li>
<a href="https://github.com/Axieyun" class="waves-effect waves-light" target="_blank">
<i class="fab fa-github-square fa-fw"></i>Axieyun
</a>
</li>
</ul>
</div>
</div>
<style>
.nav-transparent .github-corner {
display: none !important;
}
.github-corner {
position: absolute;
z-index: 10;
top: 0;
right: 0;
border: 0;
transform: scale(1.1);
}
.github-corner svg {
color: #0f9d58;
fill: #fff;
height: 64px;
width: 64px;
}
.github-corner:hover .octo-arm {
animation: a 0.56s ease-in-out;
}
.github-corner .octo-arm {
animation: none;
}
@keyframes a {
0%,
to {
transform: rotate(0);
}
20%,
60% {
transform: rotate(-25deg);
}
40%,
80% {
transform: rotate(10deg);
}
}
</style>
<a href="https://github.com/Axieyun" class="github-corner tooltipped hide-on-med-and-down" target="_blank"
data-tooltip="Axieyun" data-position="left" data-delay="50">
<svg viewBox="0 0 250 250" aria-hidden="true">
<path d="M0,0 L115,115 L130,115 L142,142 L250,250 L250,0 Z"></path>
<path d="M128.3,109.0 C113.8,99.7 119.0,89.6 119.0,89.6 C122.0,82.7 120.5,78.6 120.5,78.6 C119.2,72.0 123.4,76.3 123.4,76.3 C127.3,80.9 125.5,87.3 125.5,87.3 C122.9,97.6 130.6,101.9 134.4,103.2"
fill="currentColor" style="transform-origin: 130px 106px;" class="octo-arm"></path>
<path d="M115.0,115.0 C114.9,115.1 118.7,116.5 119.8,115.4 L133.7,101.6 C136.9,99.2 139.9,98.4 142.2,98.6 C133.8,88.0 127.5,74.4 143.8,58.0 C148.5,53.4 154.0,51.2 159.7,51.0 C160.3,49.4 163.2,43.6 171.4,40.1 C171.4,40.1 176.1,42.5 178.8,56.2 C183.1,58.6 187.2,61.8 190.9,65.4 C194.5,69.0 197.7,73.2 200.1,77.6 C213.8,80.2 216.3,84.9 216.3,84.9 C212.7,93.1 206.9,96.0 205.4,96.6 C205.1,102.4 203.0,107.8 198.3,112.5 C181.9,128.9 168.3,122.5 157.7,114.1 C157.9,116.9 156.7,120.9 152.7,124.9 L141.0,136.5 C139.8,137.7 141.6,141.9 141.8,141.8 Z"
fill="currentColor" class="octo-body"></path>
</svg>
</a>
</nav>
</header>
<style>
.carousel-control {
width: 45px;
height: 45px;
line-height: 55px;
border-radius: 45px;
background: transparent;
cursor: pointer;
z-index: 100;
}
#prev-cover {
position: absolute;
top: 48%;
left: 8px;
}
#next-cover {
position: absolute;
top: 48%;
right: 8px;;
}
#prev-cover i {
margin-right: 3px;
}
#next-cover i {
margin-left: 3px;
}
.carousel-control:hover {
background-color: rgba(0, 0, 0, .4);
}
.carousel-control i {
color: #fff;
font-size: 2.4rem;
}
</style>
<div class="carousel carousel-slider center index-cover" data-indicators="true" style="margin-top: -64px;">
<div class="carousel-item red white-text bg-cover about-cover">
<div class="container">
<div class="row">
<div class="col s10 offset-s1 m8 offset-m2 l8 offset-l2">
<div class="brand">
<div class="title center-align">
无尘
</div>
<div class="description center-align">
<span id="subtitle"></span>
<script src="https://cdn.jsdelivr.net/npm/[email protected]"></script>
<script>
var typed = new Typed("#subtitle", {
strings: [
"欲穿云海上九天，却恋红尘多种情。",
"Want to wear the sea of clouds on the nine days, but love the world of mortals.",
],
startDelay: 300,
typeSpeed: 100,
loop: true,
backSpeed: 50,
showCursor: true
});
</script>
</div>
</div>
</div>
</div>
<script>
// 每天切换 banner 图. Switch banner image every day.
var bannerUrl = "/medias/banner/" + new Date().getDay() + '.jpg';
$('.bg-cover').css('background-image', 'url(' + bannerUrl + ')');
</script>
<div class="cover-btns">
<a href="#indexCard" class="waves-effect waves-light btn">
<i class="fa fa-angle-double-down"></i>开始阅读
</a>
<a href="https://github.com/blinkfox/hexo-theme-matery" class="waves-effect waves-light btn" target="_blank">
<i class="fab fa-github-alt"></i>Github
</a>
</div>
<div class="cover-social-link">
<a href="https://github.com/Axieyun" class="tooltipped" target="_blank" data-tooltip="访问我的GitHub" data-position="top" data-delay="50">
<i class="fab fa-github"></i>
</a>
<a href="mailto:[email protected]" class="tooltipped" target="_blank" data-tooltip="邮件联系我" data-position="top" data-delay="50">
<i class="fas fa-envelope-open"></i>
</a>
<a href="tencent://AddContact/?fromId=50&fromSubId=1&subcmd=all&uin=1993539830" class="tooltipped" target="_blank" data-tooltip="QQ联系我: 1993539830" data-position="top" data-delay="50">
<i class="fab fa-qq"></i>
</a>
<a href="/atom.xml" class="tooltipped" target="_blank" data-tooltip="RSS 订阅" data-position="top" data-delay="50">
<i class="fas fa-rss"></i>
</a>
<a href="https://github.com/Axieyun" class="tooltipped" target="_blank" data-tooltip="访问我的GitHub" data-position="top" data-delay="50">
<i class="fab fa-github"></i>
</a>
</div>
</div>
</div>
</div>
<script>
$(function () {
let coverSlider = $('.carousel');
//用户触摸轮播自动 restartPlay 是否生效
let initUserPressedOrDraggedActive = false
//用户触摸轮播自动 restartPlay
function initUserPressedOrDragged(instance) {
setInterval(() => {
if (instance.pressed || instance.dragged) {
// console.log('initUserPressedOrDragged: ',instance.pressed,instance.dragged)
restartPlay()
}
}, 1000)
}
coverSlider.carousel({
duration: Number('120'),
fullWidth: true,
indicators: 'true' === 'true',
onCycleTo() {
if (!initUserPressedOrDraggedActive) {
// console.log('initUserPressedOrDraggedActive')
initUserPressedOrDragged(this)
initUserPressedOrDraggedActive = true
}
},
})
let carouselIntervalId;
// Loop to call the next cover article picture.
let autoCarousel = function () {
carouselIntervalId = setInterval(function () {
coverSlider.carousel('next');
}, 5000);
};
autoCarousel();
function restartPlay() {
clearInterval(carouselIntervalId);
autoCarousel();
};
// prev and next cover post.
$('#prev-cover').click(function () {
coverSlider.carousel('prev');
restartPlay();
});
$('#next-cover').click(function () {
coverSlider.carousel('next');
restartPlay();
});
});
</script>
<main class="content">
<div id="indexCard" class="index-card">
<div class="container ">
<div class="card">
<div class="card-content">
<div class="dream">
<div class="title center-align">
<i class="far fa-lightbulb"></i> 我的梦想
</div>
<div class="row">
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生而为人，应像疯子一样自由。
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效果
代码% 随机生成数据
rng(1)
X=randn(20,20)+[(linspace(-1,2.5,20)').*ones(1,8),(linspace(.5,-.7,20)').*ones(1,5),(linspace(.9,-.
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==建立回归模型的一般步骤如下图==
1、具体（社会经济）问题当我们想去解决一些现实生活、经济问题时，需要将具体问题量化成数据，然后通过观察与揭示事物（数据）之间的内在联系得出规律，从而达到解决现实经济问题（及时止损、预测），奔着这个目标
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开启服务adb nodaemon server #不要关闭窗口
安装软件adb install
显示目前成功连接的设备adb devices
案例
手机电源键坏了
adb.exe、AdbWinApi.dll需要复制到windows/
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单层BP神经网络概念
BP(back propagation)神经网络是1986年由Rumelhart和McClelland为首的科学家提出的概念，是一种按照误差逆向传播算法训练的多层前馈神经网络，是应用最广泛的神经网络模型之一。
BP神经
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图检验Q-Q图
qqplot(x)
x为要检查分布的一个向量
统计量检验Jarque-Bera检验(大样本 n>30)
备选假设： 不服从
原假设： 随机变量是服从正态分布
matlab代码==在电脑这个路径下==
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皮尔逊（Pearson）相关系数（就是相关系数）使用条件
如果数据不为正态分布，则不可以使用皮尔逊相关系数
==数据的正态分布检验==
如果不满足正态分布
不可以使用皮尔逊相关系数
但可以使用==斯皮尔曼（Spearman）相关
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