-
Notifications
You must be signed in to change notification settings - Fork 1
/
index.html
17 lines (16 loc) · 43.2 KB
/
index.html
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
<!DOCTYPE html><html lang="zh-Hans"><head><!--[if lt IE 9]>
<style>body {display: none; background: none !important} </style>
<meta http-equiv="Refresh" Content="0; url=//outdatedbrowser.com/" />
<![endif]--><meta charset="utf-8"><meta http-equiv="X-UA-Compatible" content="IE=edge, chrome=1"><meta name="viewport" content="width=device-width,initial-scale=1,maximum-scale=1,user-scalable=no"><meta name="format-detection" content="telephone=no"><meta name="author" content="Porter Pan"><meta name="description" content="摘要 [x] Edit By Porter, 积水成渊,蛟龙生焉。"><meta property="og:type" content="article"><meta property="og:title" content="2.12 logistic regression"><meta property="og:url" content="https://blogs.porterpan.top/logisticRe/index.html"><meta property="og:site_name" content="Porter-聚水渊"><meta property="og:description" content="摘要 [x] Edit By Porter, 积水成渊,蛟龙生焉。"><meta property="og:locale"><meta property="article:published_time" content="2019-01-08T14:55:03.000Z"><meta property="article:modified_time" content="2024-06-14T08:38:29.155Z"><meta property="article:author" content="Porter Pan"><meta property="article:tag" content="Deep Learning"><meta property="article:tag" content="Algorithm"><meta property="article:tag" content="logistic regression"><meta name="twitter:card" content="summary"><link rel="apple-touch-icon" href="/apple-touch-icon.png"><link rel="alternate" href="/atom.xml" title="Porter-聚水渊" type="application/atom+xml"><link rel="shortcut icon" href="/favicon.png"><link href="//cdn.bootcss.com/animate.css/3.5.1/animate.min.css" rel="stylesheet"><link href="//cdn.bootcss.com/fancybox/2.1.5/jquery.fancybox.min.css" rel="stylesheet"><script src="//cdn.bootcss.com/pace/1.0.2/pace.min.js"></script><link href="//cdn.bootcss.com/pace/1.0.2/themes/blue/pace-theme-minimal.css" rel="stylesheet"><link rel="stylesheet" href="/css/style.css"><link href="//cdn.bootcss.com/font-awesome/4.6.3/css/font-awesome.min.css" rel="stylesheet"><title>2.12 logistic regression | Porter-聚水渊</title><script src="//cdn.bootcss.com/jquery/2.2.4/jquery.min.js"></script><script src="//cdn.bootcss.com/clipboard.js/1.5.10/clipboard.min.js"></script><script>var yiliaConfig={fancybox:!0,animate:!0,isHome:!1,isPost:!0,isArchive:!1,isTag:!1,isCategory:!1,fancybox_js:"//cdn.bootcss.com/fancybox/2.1.5/jquery.fancybox.min.js",scrollreveal:"//cdn.bootcss.com/scrollReveal.js/3.1.4/scrollreveal.min.js",search:!0}</script><script>yiliaConfig.jquery_ui=[!1]</script><script>yiliaConfig.rootUrl="/"</script><script>var _hmt=_hmt||[];!function(){var e=document.createElement("script");e.src="//hm.baidu.com/hm.js?d71616702a6acb700ae00e15c0b9551b";var t=document.getElementsByTagName("script")[0];t.parentNode.insertBefore(e,t)}()</script><link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/katex.min.css"><link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/hexo-math@4.0.0/dist/style.css"><meta name="generator" content="Hexo 6.3.0"></head><body><div id="container"><div class="left-col"><div class="overlay"></div><div class="intrude-less"><header id="header" class="inner"><a href="/" class="profilepic"><img src="/img/myportrait1.gif" class="animated zoomIn"></a><hgroup><h1 class="header-author"><a href="/"></a></h1></hgroup><form id="search-form"><input type="text" id="local-search-input" name="q" placeholder="search..." class="search form-control" autocomplete="off" autocorrect="off" searchonload="false"> <i class="fa fa-times" onclick="resetSearch()"></i></form><div id="local-search-result"></div><p class="no-result">No results found <i class="fa fa-spinner fa-pulse"></i></p><div id="switch-btn" class="switch-btn"><div class="icon"><div class="icon-ctn"><div class="icon-wrap icon-house" data-idx="0"><div class="birdhouse"></div><div class="birdhouse_holes"></div></div><div class="icon-wrap icon-ribbon hide" data-idx="1"><div class="ribbon"></div></div><div class="icon-wrap icon-link hide" data-idx="2"><div class="loopback_l"></div><div class="loopback_r"></div></div><div class="icon-wrap icon-me hide" data-idx="3"><div class="user"></div><div class="shoulder"></div></div></div></div><div class="tips-box hide"><div class="tips-arrow"></div><ul class="tips-inner"><li>菜单</li><li>标签</li><li>友情链接</li><li>关于我</li></ul></div></div><div id="switch-area" class="switch-area"><div class="switch-wrap"><section class="switch-part switch-part1"><nav class="header-menu"><ul><li><a href="/">主页</a></li><li><a href="/archives/">所有文章</a></li><li><a href="/diary/">随笔</a></li><li><a href="/tags/">标签云</a></li><li><a href="/./myResume/">关于我</a></li></ul></nav><nav class="header-nav"><ul class="social"><a class="fa Email" href="mailto:porterpan@163.com" title="Email"></a> <a class="fa GitHub" target="_blank" rel="noopener" href="https://github.com/porterpan" title="GitHub"></a> <a class="fa GitBook" target="_blank" rel="noopener" href="https://porter.gitbook.io" title="GitBook"></a> <a class="fa 博客园" target="_blank" rel="noopener" href="https://www.cnblogs.com/pertor/" title="博客园"></a> <a class="fa bilibili" target="_blank" rel="noopener" href="http://space.bilibili.com/240704272/#/" title="bilibili"></a> <a class="fa Twitter" target="_blank" rel="noopener" href="https://twitter.com/zf_Porter" title="Twitter"></a> <a class="fa 微信" href="/./about/contactme.html" title="微信"></a> <a class="fa WebNavigation" href="/./navs/index.html" title="WebNavigation"></a></ul></nav></section><section class="switch-part switch-part2"><div class="widget tagcloud" id="js-tagcloud"><ul class="tag-list" itemprop="keywords"><li class="tag-list-item"><a class="tag-list-link" href="/tags/Algorithm/" rel="tag">Algorithm</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/Bayes/" rel="tag">Bayes</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/Blogs/" rel="tag">Blogs</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/C/" rel="tag">C++</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/CMakeLists/" rel="tag">CMakeLists</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/C%E8%AF%AD%E8%A8%80/" rel="tag">C语言</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/Deep-Learning/" rel="tag">Deep Learning</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/Error/" rel="tag">Error</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/GUI/" rel="tag">GUI</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/Gitbook/" rel="tag">Gitbook</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/Github/" rel="tag">Github</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/Gitment/" rel="tag">Gitment</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/Hexo/" rel="tag">Hexo</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/KNN/" rel="tag">KNN</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/LRN/" rel="tag">LRN</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/Latex/" rel="tag">Latex</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/Library-Project/" rel="tag">Library Project</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/Linux/" rel="tag">Linux</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/MNIST/" rel="tag">MNIST</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/Machine-Learning/" rel="tag">Machine Learning</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/Module/" rel="tag">Module</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/Note/" rel="tag">Note</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/OpenCV/" rel="tag">OpenCV</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/PyTorch/" rel="tag">PyTorch</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/Python/" rel="tag">Python</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/Pythton/" rel="tag">Pythton</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/Pytorch/" rel="tag">Pytorch</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/Qt5/" rel="tag">Qt5</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/ROS/" rel="tag">ROS</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/Socket/" rel="tag">Socket</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/Socket5/" rel="tag">Socket5</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/System-Conf/" rel="tag">System Conf</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/TensorFlow/" rel="tag">TensorFlow</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/Tensorflow/" rel="tag">Tensorflow</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/Tool/" rel="tag">Tool</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/TxtToSpeech/" rel="tag">TxtToSpeech</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/future/" rel="tag">__future__</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/anaconda/" rel="tag">anaconda</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/argparse/" rel="tag">argparse</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/calibration/" rel="tag">calibration</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/css/" rel="tag">css</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/dl/" rel="tag">dl</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/docker/" rel="tag">docker</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/exam/" rel="tag">exam</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/file/" rel="tag">file</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/gcc/" rel="tag">gcc</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/git/" rel="tag">git</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/gitignore/" rel="tag">gitignore</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/git%E5%91%BD%E4%BB%A4/" rel="tag">git命令</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/goldendict/" rel="tag">goldendict</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/gym/" rel="tag">gym</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/gym-gazebo/" rel="tag">gym-gazebo</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/gym-gazabe/" rel="tag">gym_gazabe</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/hexo/" rel="tag">hexo</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/hexo-neat/" rel="tag">hexo-neat</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/java/" rel="tag">java</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/jupyter-notebook/" rel="tag">jupyter notebook</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/keras/" rel="tag">keras</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/kmean/" rel="tag">kmean</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/logistic-regression/" rel="tag">logistic regression</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/matplotlib/" rel="tag">matplotlib</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/mysql/" rel="tag">mysql</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/numpy/" rel="tag">numpy</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/opencv/" rel="tag">opencv</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/peek/" rel="tag">peek</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/python-moudle/" rel="tag">python moudle</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/qt5/" rel="tag">qt5</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/recognition/" rel="tag">recognition</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/share/" rel="tag">share</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/sublime-test3/" rel="tag">sublime test3</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/sublime-text/" rel="tag">sublime-text</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/tensorflow/" rel="tag">tensorflow</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/url/" rel="tag">url</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/vision/" rel="tag">vision</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/vscode/" rel="tag">vscode</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/vsftpd/" rel="tag">vsftpd</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/writen/" rel="tag">writen</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/%E4%B8%8D%E8%83%BD%E4%B8%AD%E6%96%87%E8%BE%93%E5%85%A5/" rel="tag">不能中文输入</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/%E5%86%B3%E7%AD%96%E6%A0%91/" rel="tag">决策树</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/%E5%8A%A0%E8%BD%BD%E6%9C%AC%E5%9C%B0%E5%9B%BE%E7%89%87/" rel="tag">加载本地图片</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/%E5%8F%A4%E8%AF%97%E8%AF%8D%E8%AF%86%E5%88%AB/" rel="tag">古诗词识别</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/%E5%AE%89%E5%88%A9/" rel="tag">安利</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/%E5%B5%8C%E5%85%A5%E5%BC%8F/" rel="tag">嵌入式</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/%E5%B7%A5%E5%85%B7/" rel="tag">工具</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/%E6%80%BB%E7%BB%93/" rel="tag">总结</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/%E6%97%A5%E8%AE%B0/" rel="tag">日记</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/%E6%9C%80%E5%A4%A7%E4%BC%BC%E7%84%B6%E4%BC%B0%E8%AE%A1/" rel="tag">最大似然估计</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/%E6%9C%80%E5%A4%A7%E7%86%B5%E6%A8%A1%E5%9E%8B/" rel="tag">最大熵模型</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/%E6%9C%89%E9%81%93%E8%AF%8D%E5%85%B8/" rel="tag">有道词典</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/%E6%A2%AF%E5%BA%A6%E4%B8%8B%E9%99%8D%E5%92%8C%E6%9C%80%E5%B0%8F%E4%BA%8C%E4%B9%98%E6%B3%95/" rel="tag">梯度下降和最小二乘法</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/%E7%A5%9E%E7%BB%8F%E7%BD%91%E7%BB%9C/" rel="tag">神经网络</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/%E7%AC%94%E8%AF%95/" rel="tag">笔试</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/%E7%AE%97%E6%B3%95%E5%B2%97/" rel="tag">算法岗</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/%E7%B3%BB%E7%BB%9F%E5%BC%95%E5%AF%BC/" rel="tag">系统引导</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/%E7%BA%BF%E6%80%A7%E5%9B%9E%E5%BD%92/" rel="tag">线性回归</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/%E7%BD%91%E7%AB%99/" rel="tag">网站</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/%E7%BD%91%E7%AB%99%E5%8E%8B%E7%BC%A9/" rel="tag">网站压缩</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/%E7%BD%91%E9%A1%B5%E5%B5%8C%E5%85%A5/" rel="tag">网页嵌入</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/%E8%8B%B1%E6%96%87%E7%BD%91%E5%9D%80/" rel="tag">英文网址</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/%E8%AF%84%E8%AE%BA%E6%8F%92%E4%BB%B6/" rel="tag">评论插件</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/%E8%BF%AD%E4%BB%A3%E7%AE%97%E6%B3%95/" rel="tag">迭代算法</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/%E9%9A%90%E9%A9%AC%E5%B0%94%E7%A7%91%E5%A4%ABHMM/" rel="tag">隐马尔科夫HMM</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/%E9%9F%B3%E8%A7%86%E9%A2%91%E5%B5%8C%E5%85%A5/" rel="tag">音视频嵌入</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/%E9%A9%AC%E5%B0%94%E7%A7%91%E5%A4%AB%E6%A8%A1%E5%9E%8B%E5%AE%9E%E6%88%98/" rel="tag">马尔科夫模型实战</a></li><li class="tag-list-item"><a class="tag-list-link" href="/tags/%E9%AA%8C%E8%AF%81%E7%A0%81/" rel="tag">验证码</a></li></ul></div></section><section class="switch-part switch-part3"><div id="js-friends"><a class="main-nav-link switch-friends-link" target="_blank" rel="noopener" href="https://www.ncnynl.com/">创客制造</a> <a class="main-nav-link switch-friends-link" target="_blank" rel="noopener" href="http://www.paperweekly.site/rank">paper Weekly</a> <a class="main-nav-link switch-friends-link" target="_blank" rel="noopener" href="https://arxiv.org/">arXiv.org</a> <a class="main-nav-link switch-friends-link" target="_blank" rel="noopener" href="http://muchong.com/bbs/">小木虫</a> <a class="main-nav-link switch-friends-link" target="_blank" rel="noopener" href="https://redstonewill.com/">红色石头博客</a> <a class="main-nav-link switch-friends-link" target="_blank" rel="noopener" href="http://people.csail.mit.edu/leozhu/?from=singlemessage">Leo Zhu</a> <a class="main-nav-link switch-friends-link" target="_blank" rel="noopener" href="https://www.fast.ai/">fast.Ai</a> <a class="main-nav-link switch-friends-link" target="_blank" rel="noopener" href="http://image-net.org/">image-net-ilsvrc</a> <a class="main-nav-link switch-friends-link" target="_blank" rel="noopener" href="https://wx.zsxq.com/dweb2/index/group/48844552425158">知识星球</a> <a class="main-nav-link switch-friends-link" target="_blank" rel="noopener" href="https://medium.com/">medium</a> <a class="main-nav-link switch-friends-link" target="_blank" rel="noopener" href="https://robot.czxy.com/docs/">传智人工智能与机器人实验室</a></div></section><section class="switch-part switch-part4"><div id="js-aboutme">不要怂,干就是了,力量可能跟不上,气势上一定要跟上;专注于深度学习、机器学习、视觉图像处理、嵌入式软/硬件。</div></section></div></div></header></div></div><div class="mid-col"><nav id="mobile-nav"><div class="overlay"><div class="slider-trigger"></div><h1 class="header-author js-mobile-header hide"><a href="/" title="回到主页"></a></h1></div><div class="intrude-less"><header id="header" class="inner"><a href="/" class="profilepic"><img src="/img/myportrait1.gif" class="animated zoomIn"></a><hgroup><h1 class="header-author"><a href="/" title="回到主页"></a></h1></hgroup><nav class="header-menu"><ul><li><a href="/">主页</a></li><li><a href="/archives/">所有文章</a></li><li><a href="/diary/">随笔</a></li><li><a href="/tags/">标签云</a></li><li><a href="/./myResume/">关于我</a></li><div class="clearfix"></div></ul></nav><nav class="header-nav"><ul class="social"><a class="fa Email" target="_blank" href="mailto:porterpan@163.com" title="Email"></a> <a class="fa GitHub" target="_blank" href="https://github.com/porterpan" title="GitHub"></a> <a class="fa GitBook" target="_blank" href="https://porter.gitbook.io" title="GitBook"></a> <a class="fa 博客园" target="_blank" href="https://www.cnblogs.com/pertor/" title="博客园"></a> <a class="fa bilibili" target="_blank" href="http://space.bilibili.com/240704272/#/" title="bilibili"></a> <a class="fa Twitter" target="_blank" href="https://twitter.com/zf_Porter" title="Twitter"></a> <a class="fa 微信" target="_blank" href="/./about/contactme.html" title="微信"></a> <a class="fa WebNavigation" target="_blank" href="/./navs/index.html" title="WebNavigation"></a></ul></nav></header></div><link class="menu-list" tags="标签" friends="友情链接" about="关于我"></nav><div class="body-wrap"><article id="post-im2-深度学习基础-2-12-logistic-regression" class="article article-type-post" itemscope itemprop="blogPost"><div class="article-meta"><a href="/logisticRe/" class="article-date"><time datetime="2019-01-08T14:55:03.000Z" itemprop="datePublished">2019-01-08</time></a></div><div class="article-inner"><input type="hidden" class="isFancy"><header class="article-header"><h1 class="article-title" itemprop="name">2.12 logistic regression</h1></header><div class="article-info article-info-post"><div class="article-category tagcloud"><a class="article-category-link" href="/categories/Deep-Learning/">Deep Learning</a></div><div class="article-tag tagcloud"><ul class="article-tag-list" itemprop="keywords"><li class="article-tag-list-item"><a class="article-tag-list-link" href="/tags/Algorithm/" rel="tag">Algorithm</a></li><li class="article-tag-list-item"><a class="article-tag-list-link" href="/tags/Deep-Learning/" rel="tag">Deep Learning</a></li><li class="article-tag-list-item"><a class="article-tag-list-link" href="/tags/logistic-regression/" rel="tag">logistic regression</a></li></ul></div><div class="clearfix"></div></div><div class="article-entry" itemprop="articleBody"><h2 id="摘要"><a class="markdownIt-Anchor" href="#摘要"></a> 摘要</h2><ul><li>[x] Edit By Porter, 积水成渊,蛟龙生焉。</li></ul><span id="more"></span></div></div><div class="copyright"><p><span>本文标题:</span><a href="/logisticRe/">2.12 logistic regression</a></p><p><span>文章作者:</span><a href="/" title="回到主页"></a></p><p><span>发布时间:</span>2019-01-08, 22:55:03</p><p><span>最后更新:</span>2024-06-14, 16:38:29</p><p><span>原始链接:</span><a class="post-url" href="/logisticRe/" title="2.12 logistic regression">https://blogs.porterpan.top/logisticRe/</a> <span class="copy-path" data-clipboard-text="原文: https://blogs.porterpan.top/logisticRe/ 作者: " title="点击复制文章链接"><i class="fa fa-clipboard"></i></span><script>var clipboard=new Clipboard(".copy-path")</script></p><p><span>许可协议:</span><i class="fa fa-creative-commons"></i> <a rel="license noopener" target="_blank" href="http://creativecommons.org/licenses/by-nc-sa/4.0/" title="CC BY-NC-SA 4.0 International" target="_blank">"署名-非商用-相同方式共享 4.0"</a> 转载请保留原文链接及作者。</p></div><nav id="article-nav"><div id="article-nav-newer" class="article-nav-title"><a href="/hexolocalimage/">1.9 hexo 实现本地图片加载</a></div><div id="article-nav-older" class="article-nav-title"><a href="/LRN/">2.13 局部响应归一化</a></div></nav></article><div id="toc" class="toc-article"><strong class="toc-title">文章目录</strong><ol class="toc"><li class="toc-item toc-level-2"><a class="toc-link" href="#%E6%91%98%E8%A6%81"><span class="toc-number">1.</span> <span class="toc-text">摘要</span></a></li></ol></div><style>.left-col .switch-area,.left-col .switch-btn{display:none}.toc-level-4 i,.toc-level-4 ol{display:none!important}</style><input type="button" id="tocButton" value="隐藏目录" title="点击按钮隐藏或者显示文章目录"><script>yiliaConfig.toc=["隐藏目录","显示目录",!0]</script><div class="share"><div class="bdsharebuttonbox"><a href="#" class="fa fa-twitter bds_twi" data-cmd="twi" title="分享到推特"></a> <a href="#" class="fa fa-weibo bds_tsina" data-cmd="tsina" title="分享到新浪微博"></a> <a href="#" class="fa fa-qq bds_sqq" data-cmd="sqq" title="分享给 QQ 好友"></a> <a href="#" class="fa fa-files-o bds_copy" data-cmd="copy" title="复制网址"></a> <a href="#" class="fa fa fa-envelope-o bds_mail" data-cmd="mail" title="通过邮件分享"></a> <a href="#" class="fa fa-weixin bds_weixin" data-cmd="weixin" title="生成文章二维码"></a> <a href="#" class="fa fa-share-alt bds_more" data-cmd="more"></a></div><script>with(window._bd_share_config={common:{bdSnsKey:{},bdText:"2.12 logistic regression | Porter-聚水渊 ",bdMini:"2",bdMiniList:!1,bdPic:"",bdStyle:"0",bdSize:"24"},share:{}},document)(getElementsByTagName("head")[0]||body).appendChild(createElement("script")).src="http://bdimg.share.baidu.com/static/api/js/share.js?v=89860593.js?cdnversion="+~(-new Date/36e5)</script></div><div id="gitalk-container" style="padding:0 30px"></div><link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/gitalk@1/dist/gitalk.css"><script src="https://cdn.jsdelivr.net/npm/gitalk@1/dist/gitalk.min.js"></script><script type="text/javascript">var gitalk=new Gitalk({clientID:"8810e0ed40066eee0ea4",clientSecret:"5035d100854226605dd381db52a7e0327d22f3d4",repo:"porterpan.github.io",owner:"porterpan",admin:["porterpan"],id:"Tue Jan 08 2019 22:55:03 GMT+0800",distractionFreeMode:"true"});gitalk.render("gitalk-container")</script><div class="scroll" id="post-nav-button"><a href="/hexolocalimage/" title="上一篇: 1.9 hexo 实现本地图片加载"><i class="fa fa-angle-left"></i> </a><a title="文章列表"><i class="fa fa-bars"></i><i class="fa fa-times"></i></a> <a href="/LRN/" title="下一篇: 2.13 局部响应归一化"><i class="fa fa-angle-right"></i></a></div><ul class="post-list"><li class="post-list-item"><a class="post-list-link" href="/ufldv2/">UFLDv2论文阅读笔记</a></li><li class="post-list-item"><a class="post-list-link" href="/lines_gauss_algorithm/">steger算法lines_gauss,提取激光线</a></li><li class="post-list-item"><a class="post-list-link" href="/ransac-algorithm/">RANSAC算法</a></li><li class="post-list-item"><a class="post-list-link" href="/pnp_solve_theory/">pnp 算法求解</a></li><li class="post-list-item"><a class="post-list-link" href="/lidar_tocar_lidar_to_lidar_calibration/">激光雷达和车体的标定+激光雷达和激光雷达的标定</a></li><li class="post-list-item"><a class="post-list-link" href="/camera-imu-calibration/">camera和imu联合标定</a></li><li class="post-list-item"><a class="post-list-link" href="/ROS_camera_lidar_calibration_gazebo/">ROS中在gazebo里实现相机和激光雷达的标定demo</a></li><li class="post-list-item"><a class="post-list-link" href="/camera_lidar_calibration/">相机和激光雷达联合标定</a></li><li class="post-list-item"><a class="post-list-link" href="/hexo-reinstall-localimage/">1.30 hexo 重新部署笔记环境+实现本地图片加载</a></li><li class="post-list-item"><a class="post-list-link" href="/binocular-camera-calibration/">双目相机标定理论</a></li><li class="post-list-item"><a class="post-list-link" href="/letcode_train/">力扣刷题</a></li><li class="post-list-item"><a class="post-list-link" href="/opencv-handeye-calibration/">opencv 手眼标定理论</a></li><li class="post-list-item"><a class="post-list-link" href="/monocular-camera-instric-calibration/">单目相机内参标定理论</a></li><li class="post-list-item"><a class="post-list-link" href="/yolov1/">2.19 YOLOV1</a></li><li class="post-list-item"><a class="post-list-link" href="/robot-arm-DH-paremeter/">机械臂DH参数</a></li><li class="post-list-item"><a class="post-list-link" href="/vscodenewproject/">2.17vscode新建工程</a></li><li class="post-list-item"><a class="post-list-link" href="/vscodegcc/">2.18gcc相关命令</a></li><li class="post-list-item"><a class="post-list-link" href="/cmakelistsnote/">2.16CMakeLists学习笔记.md</a></li><li class="post-list-item"><a class="post-list-link" href="/ubuntu_yolov4_train_01/">yolo进行数据训练2</a></li><li class="post-list-item"><a class="post-list-link" href="/ubuntu_yolov4_train/">yolo进行数据训练</a></li><li class="post-list-item"><a class="post-list-link" href="/ubuntu_opencv_qt/">Ubuntu安装Opencv4和qt开发环境</a></li><li class="post-list-item"><a class="post-list-link" href="/ubuntu_install_cuda_01/">3.16Ubuntu再次安装了CUDA</a></li><li class="post-list-item"><a class="post-list-link" href="/bing_scrap_human_face/">3.15必应网站爬取清的人脸图片</a></li><li class="post-list-item"><a class="post-list-link" href="/face_recognition_dataset_make/">3.13自己制作人脸识别数据集</a></li><li class="post-list-item"><a class="post-list-link" href="/keras_checkpoint_rstore/">3.14keras训练的断点保存和恢复</a></li><li class="post-list-item"><a class="post-list-link" href="/opencv_haar/">3.11opencv中haar检测器的使用</a></li><li class="post-list-item"><a class="post-list-link" href="/keras_face_recognition/">3.12keras人脸识别</a></li><li class="post-list-item"><a class="post-list-link" href="/RMBRecognition/">3.10keras人民币识别</a></li><li class="post-list-item"><a class="post-list-link" href="/cuda_encour_problem/">3.9CUDA使用过程中的问题</a></li><li class="post-list-item"><a class="post-list-link" href="/keras_cat_dogs_model_load/">3.8 keras 入门模型保存和加载之猫狗识别</a></li><li class="post-list-item"><a class="post-list-link" href="/keras_cat_dogs/">3.7 keras入门之猫狗分类</a></li><li class="post-list-item"><a class="post-list-link" href="/keras_basic/">3.5 keras 入门</a></li><li class="post-list-item"><a class="post-list-link" href="/keras_MNIST/">3.6 keras 之手写字识别</a></li><li class="post-list-item"><a class="post-list-link" href="/TxtToSpeech/">语音合成小工具</a></li><li class="post-list-item"><a class="post-list-link" href="/staticstringnum/">输入一串字符串统计字符个数</a></li><li class="post-list-item"><a class="post-list-link" href="/heapAndStack/">堆和栈的相关笔记</a></li><li class="post-list-item"><a class="post-list-link" href="/huawei-qishuiping/">华为软件笔试---汽水瓶编程</a></li><li class="post-list-item"><a class="post-list-link" href="/writenexam/">python在线笔试学习笔记</a></li><li class="post-list-item"><a class="post-list-link" href="/filetosendanyway/">方便的在线高速文件共享</a></li><li class="post-list-item"><a class="post-list-link" href="/argparsenotes/">argparse模块使用学习笔记</a></li><li class="post-list-item"><a class="post-list-link" href="/anacondaError/">anaconda运行出错现象及解决办法</a></li><li class="post-list-item"><a class="post-list-link" href="/htmlyasuo/">hexo-neat网页代码压缩去空格</a></li><li class="post-list-item"><a class="post-list-link" href="/bolgwriteformat/">基于本修改过主题的blog写作格式</a></li><li class="post-list-item"><a class="post-list-link" href="/zjtdbs/">字节跳动笔试-算法岗(2019/07/31)</a></li><li class="post-list-item"><a class="post-list-link" href="/hexoYeleeUrl/">hexo Yelee网址修改为简短的英文</a></li><li class="post-list-item"><a class="post-list-link" href="/hexoFitment/">hexo添加Gitment评论功能</a></li><li class="post-list-item"><a class="post-list-link" href="/jupyterGrammer/">jupyter notebook 使用</a></li><li class="post-list-item"><a class="post-list-link" href="/cifar10notes/">CIFAR-10 图像分类Notes</a></li><li class="post-list-item"><a class="post-list-link" href="/pdfqianruyulan/">PDF在线预览嵌入到文章中的模板</a></li><li class="post-list-item"><a class="post-list-link" href="/gushiciyanzheng/">古诗词验证码使用百度api自动识别</a></li><li class="post-list-item"><a class="post-list-link" href="/hexoloadlocalimage/">hexo加载本地图片的方法</a></li><li class="post-list-item"><a class="post-list-link" href="/kmeans/">2.14 kmeans算法</a></li><li class="post-list-item"><a class="post-list-link" href="/dockerCommand/">1.20 docker 基础</a></li><li class="post-list-item"><a class="post-list-link" href="/dockerConf/">docker 配置权限问题</a></li><li class="post-list-item"><a class="post-list-link" href="/GBDT/">2.15 机器学习算法GBDT</a></li><li class="post-list-item"><a class="post-list-link" href="/tfCNN7/">第七章 TensorFlow 卷积神经网络</a></li><li class="post-list-item"><a class="post-list-link" href="/tfshouxiezi/">第五章 TensorFlow MNIST 手写字识别笔记</a></li><li class="post-list-item"><a class="post-list-link" href="/tfyouhua4/">第四章个人笔记-神经网络优化笔记</a></li><li class="post-list-item"><a class="post-list-link" href="/linuxPDF/">跨平台好用且小巧的pdf阅读器</a></li><li class="post-list-item"><a class="post-list-link" href="/musicplug/">web中插入视频和音乐播放</a></li><li class="post-list-item"><a class="post-list-link" href="/tfnotesp1/">TensorFlow的相关学习笔记 part1</a></li><li class="post-list-item"><a class="post-list-link" href="/ml&dlcomference/">机器学习-深度学习顶级会议罗列</a></li><li class="post-list-item"><a class="post-list-link" href="/installopencv/">1.18 ubuntu下安装OpenCV 3.4.3</a></li><li class="post-list-item"><a class="post-list-link" href="/gymGazabeInstall/">1.19 gym_gazabe安装配置</a></li><li class="post-list-item"><a class="post-list-link" href="/gym-gazeboInstall/">gym-gazebo安装后的测试</a></li><li class="post-list-item"><a class="post-list-link" href="/ubuntuinstallGym/">ubuntu16 安装gym-gazebo</a></li><li class="post-list-item"><a class="post-list-link" href="/DQNgym/">基于DQN的gym_gazebo运行代码演示</a></li><li class="post-list-item"><a class="post-list-link" href="/gymError/">gym 运行常见错误及解决办法</a></li><li class="post-list-item"><a class="post-list-link" href="/ros&gazeboInstall/">ros and gazebo and gym_gazebo安装</a></li><li class="post-list-item"><a class="post-list-link" href="/liberarytool/">图书馆占座小工具使用手册</a></li><li class="post-list-item"><a class="post-list-link" href="/linuxyoudaodict/">1.17 ubuntu下安装有道词典</a></li><li class="post-list-item"><a class="post-list-link" href="/goldendictsetting/">1.15 ubuntu下goldendict有道爬虫小程序</a></li><li class="post-list-item"><a class="post-list-link" href="/inputU18/">1.16 ubuntu18升级后部分应用不能中文输入的问题</a></li><li class="post-list-item"><a class="post-list-link" href="/vsftpdconf/">1.12 vsftpd 文件配置</a></li><li class="post-list-item"><a class="post-list-link" href="/peektool/">1.14 ubuntu16_18安装peek工具录制gif</a></li><li class="post-list-item"><a class="post-list-link" href="/sublimeIntro/">1.11 sublime text3插件介绍</a></li><li class="post-list-item"><a class="post-list-link" href="/mysqlnotes/">1.13 mysql 笔记</a></li><li class="post-list-item"><a class="post-list-link" href="/python_future/">Module篇使用__future__</a></li><li class="post-list-item"><a class="post-list-link" href="/pythonHelp/">Python 帮助文档检索方法</a></li><li class="post-list-item"><a class="post-list-link" href="/decisiontree/">2.4 Decision tree</a></li><li class="post-list-item"><a class="post-list-link" href="/tiduxiajiang/">2.5 梯度下降和最小二乘法</a></li><li class="post-list-item"><a class="post-list-link" href="/webcustomization/">1.10 hexo网页定制</a></li><li class="post-list-item"><a class="post-list-link" href="/hexolocalimage/">1.9 hexo 实现本地图片加载</a></li><li class="post-list-item"><a class="post-list-link" href="/logisticRe/">2.12 logistic regression</a></li><li class="post-list-item"><a class="post-list-link" href="/LRN/">2.13 局部响应归一化</a></li><li class="post-list-item"><a class="post-list-link" href="/pusubeiyesi/">朴素贝叶斯法</a></li><li class="post-list-item"><a class="post-list-link" href="/jidasiranguji/">2.11 极大似然估计</a></li><li class="post-list-item"><a class="post-list-link" href="/rosSimulink/">ROS室内仿真环境</a></li><li class="post-list-item"><a class="post-list-link" href="/zuidashangmoxing/">2.1.2 最大熵模型</a></li><li class="post-list-item"><a class="post-list-link" href="/yingmaerkefu/">2.1.3 隐马尔科夫HMM</a></li><li class="post-list-item"><a class="post-list-link" href="/xianxinghuigui23/">2.3 线性回归</a></li><li class="post-list-item"><a class="post-list-link" href="/diguiyudiedai/">2.6 递归算法与迭代算法</a></li><li class="post-list-item"><a class="post-list-link" href="/shenjingwanguo/">2.7 神经网络浅学笔记</a></li><li class="post-list-item"><a class="post-list-link" href="/PrioritizedEP/">Prioritized Experience Replay</a></li><li class="post-list-item"><a class="post-list-link" href="/kjinglin/">K近邻算法</a></li><li class="post-list-item"><a class="post-list-link" href="/maerkefu21/">2.1 马尔科夫链</a></li><li class="post-list-item"><a class="post-list-link" href="/maerkefuyuce/">2.1.1 马尔科夫简单模型预测实战笔记</a></li><li class="post-list-item"><a class="post-list-link" href="/freelog/">简单的方法,获取在线付费设计log的方法</a></li><li class="post-list-item"><a class="post-list-link" href="/webdessignnotes/">网页设计基础笔记</a></li><li class="post-list-item"><a class="post-list-link" href="/gitIgnore/">Git中忽略提交项</a></li><li class="post-list-item"><a class="post-list-link" href="/matplotlibF/">3.3 matplotlib函数</a></li><li class="post-list-item"><a class="post-list-link" href="/usefullwebsite/">值得收藏的网站</a></li><li class="post-list-item"><a class="post-list-link" href="/stm32chuankou/">STM32串口通信配置(USART1+USART2+USART3+UART4)</a></li><li class="post-list-item"><a class="post-list-link" href="/stm32fuwei/">STM32复位及通过函数判断是何种条件出发的复位</a></li><li class="post-list-item"><a class="post-list-link" href="/tkinternote/">python之tkinter入坑Pack</a></li><li class="post-list-item"><a class="post-list-link" href="/cplusMFC/">C++ MFC 界面实现套接字(socket) 通信</a></li><li class="post-list-item"><a class="post-list-link" href="/helloindex/">Hello World</a></li><li class="post-list-item"><a class="post-list-link" href="/pytorchNotes/">3.1 PyTorch 学习</a></li><li class="post-list-item"><a class="post-list-link" href="/numpyFunc/">3.4 numpy函数</a></li><li class="post-list-item"><a class="post-list-link" href="/DLindex/">第三章 深度学习框架学习</a></li><li class="post-list-item"><a class="post-list-link" href="/hexoDeploy/">Hexo 每次写好后deploy博客</a></li><li class="post-list-item"><a class="post-list-link" href="/hexoHello/">Hello World</a></li><li class="post-list-item"><a class="post-list-link" href="/sublime_text3/">ubuntu 中安装sublime_text3</a></li><li class="post-list-item"><a class="post-list-link" href="/vultrFreenom/">vultr+freenom实现主机域名的绑定</a></li><li class="post-list-item"><a class="post-list-link" href="/thefirstarticle/">第一篇博文</a></li><li class="post-list-item"><a class="post-list-link" href="/installplugbychrome/">解决Chrome67版本以后不能离线安装插件的情况</a></li><li class="post-list-item"><a class="post-list-link" href="/gitpush/">git 推送新的文章到github其他分支上</a></li><li class="post-list-item"><a class="post-list-link" href="/searchskill/">搜索技巧</a></li><li class="post-list-item"><a class="post-list-link" href="/fanqiangss/">ubuntu18 正确 安装ShadowSocket</a></li><li class="post-list-item"><a class="post-list-link" href="/pyqttkinter/">python Tkinter 界面实现套接字(socket) 通信</a></li><li class="post-list-item"><a class="post-list-link" href="/DLenviremment/">1.8 深度学习环境搭建</a></li><li class="post-list-item"><a class="post-list-link" href="/gitbookplugset/">1.7 gitbook 插件等相关设置</a></li><li class="post-list-item"><a class="post-list-link" href="/doubleSysRepair/">1.6 win10+ubuntu双系统修复ubuntu启动引导</a></li><li class="post-list-item"><a class="post-list-link" href="/pytorchMNIST/">3.1.2 Pytorch 之MNIST手写字识别分类.md</a></li><li class="post-list-item"><a class="post-list-link" href="/tfComFunction/">3.2 tensorflow1.x常用函数使用</a></li><li class="post-list-item"><a class="post-list-link" href="/tfMNIST/">3.2.1 tensorflow之MNIST</a></li><li class="post-list-item"><a class="post-list-link" href="/linuxcommontool/">1.5 Ubuntu下常用工具软件配置安装</a></li><li class="post-list-item"><a class="post-list-link" href="/latexnotes/">1.4 Latex 排版使用笔记</a></li><li class="post-list-item"><a class="post-list-link" href="/gitcommand/">1.3 Ubuntu18 git命令使用总结</a></li><li class="post-list-item"><a class="post-list-link" href="/installgitbook/">1.2 Ubuntu18安装Gitbook</a></li><li class="post-list-item"><a class="post-list-link" href="/youdaoconf/">1.1 Ubuntu18下有道词典的配置</a></li></ul><script></script></div><footer id="footer"><div class="outer"><div id="footer-info"><div class="footer-left"><i class="fa fa-copyright"></i> 2018-2024 Porter Pan</div><div class="footer-right"><a href="http://hexo.io/" target="_blank" title="Hexo">Hexo</a> Theme <a href="https://github.com/MOxFIVE/hexo-theme-yelee" target="_blank" title="hexo-theme-yelee">Yelee</a> by Porter <i class="fa fa-heart animated infinite flash"></i></div></div><div class="visit"><span id="busuanzi_container_site_pv" style="display:none"><span id="site-visit" title="本站到访数"><i class="fa fa-user" aria-hidden="true"></i><span id="busuanzi_value_site_uv"></span> </span></span><span>| </span><span id="busuanzi_container_page_pv" style="display:none"><span id="page-visit" title="本页阅读量"><i class="fa fa-eye animated infinite pulse" aria-hidden="true"></i><span id="busuanzi_value_page_pv"></span></span></span></div></div></footer></div><script data-main="/js/main.js" src="//cdn.bootcss.com/require.js/2.2.0/require.min.js"></script><script>$(document).ready(function(){var a,c,d;-1<window.navigator.userAgent.indexOf("iPad")||"none"===$(".left-col").css("display")?(a=["#9db3f4","#414141","#e5a859","#f5dfc6","#c084a0","#847e72","#cd8390","#996731"],c=Math.ceil(Math.random()*(a.length-1)),$("body").css({"background-color":a[c],"background-size":"cover"})):(d="url(/background/bg-x.jpg)".replace(/x/gi,Math.ceil(5*Math.random())),$("body").css({background:d,"background-attachment":"fixed","background-size":"cover"}))})</script><script type="text/javascript">!function(e,a,t,n,g,c){e.GoogleAnalyticsObject=n,e.ga=e.ga||function(){(e.ga.q=e.ga.q||[]).push(arguments)},e.ga.l=+new Date,g=a.createElement(t),c=a.getElementsByTagName(t)[0],g.async=1,g.src="//www.google-analytics.com/analytics.js",c.parentNode.insertBefore(g,c)}(window,document,"script","ga"),ga("create","UA-132871432-3","auto"),ga("send","pageview")</script><script type="text/x-mathjax-config">MathJax.Hub.Config({
tex2jax: {
inlineMath: [ ['$','$'], ["\\(","\\)"] ],
processEscapes: true,
skipTags: ['script', 'noscript', 'style', 'textarea', 'pre', 'code']
}
});
MathJax.Hub.Queue(function() {
var all = MathJax.Hub.getAllJax(), i;
for(i=0; i < all.length; i += 1) {
all[i].SourceElement().parentNode.className += ' has-jax';
}
});</script><script src="//cdn.bootcss.com/mathjax/2.6.1/MathJax.js?config=TeX-AMS-MML_HTMLorMML"></script><div class="scroll" id="scroll"><a href="#" title="返回顶部"><i class="fa fa-arrow-up"></i></a> <a href="#comments" onclick="load$hide()" title="查看评论"><i class="fa fa-comments-o"></i></a> <a href="#footer" title="转到底部"><i class="fa fa-arrow-down"></i></a></div><script>var x,oOpenInNew={archives:".archive-article-title",miniArchives:"a.post-list-link",menu:".header-menu a",friends:"#js-friends a",socail:".social a"};for(x in oOpenInNew)$(oOpenInNew[x]).attr("target","_blank")</script><script async src="https://busuanzi.ibruce.info/busuanzi/2.3/busuanzi.pure.mini.js"></script></div></body></html>