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2025-12-05	172.67.201.64 (ClassC)

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itempropname contentundefined | dds site \#>      meta itempropdescription content>    /span>      header classpost-header>        h2 classpost-title itempropname headline>          a href/posts/acme/ classpost-title-link itempropurl>使用 acme.sh 自动申请和续期 SSL 证书/a>        /h2>        div classpost-meta-container>          div classpost-meta>    span classpost-meta-item>      span classpost-meta-item-icon>        i classfar fa-calendar>/i>      /span>      span classpost-meta-item-text>Posted on/span>      time titleCreated: 2025-02-16 09:46:23 itempropdateCreated datePublished datetime2025-02-16T09:46:23+08:00>2025-02-16/time>    /span>    span classpost-meta-item>      span classpost-meta-item-icon>        i classfar fa-folder>/i>      /span>      span classpost-meta-item-text>In/span>        span itempropabout itemscope itemtypehttp://schema.org/Thing>          a href/categories/Experience/ itempropurl relindex>span itempropname>Experience/span>/a>        /span>    /span>  /div>        /div>      /header>                div classpost-body itemproparticleBody>          p>现在申请的免费 SSL 证书一般只有 3 个月，每次证书过期都手动更新比较麻烦，使用 a target_blank relnoopener hrefhttps://github.com/acmesh-official/acme.sh>acme.sh/a> 可以比较方便的进行证书申请、续期和部署。/p>          !--noindex-->            div classpost-button>              a classbtn href/posts/acme/#more relcontents>                Read more »              /a>            /div>          !--/noindex-->                  /div>                footer classpost-footer>        div classpost-eof>/div>          /footer>  /article>/div>    div classpost-block>      article itemscope itemtypehttp://schema.org/Article classpost-content lang>    link itempropmainEntityOfPage hrefhttps://csjd.github.io/posts/n1-armbian/>    span hidden itempropauthor itemscope itemtypehttp://schema.org/Person>      meta itempropimage content/uploads/avatar.jpg>      meta itempropname contentDeng>    /span>    span hidden itemproppublisher itemscope itemtypehttp://schema.org/Organization>      meta itempropname contentdds site \#>      meta itempropdescription contentDont be evil.>    /span>    span hidden itemproppost itemscope itemtypehttp://schema.org/CreativeWork>      meta itempropname contentundefined | dds site \#>      meta itempropdescription content>    /span>      header classpost-header>        h2 classpost-title itempropname headline>          a href/posts/n1-armbian/ classpost-title-link itempropurl>在 Phicomm N1 盒子上使用 Armbian/a>        /h2>        div classpost-meta-container>          div classpost-meta>    span classpost-meta-item>      span classpost-meta-item-icon>        i classfar fa-calendar>/i>      /span>      span classpost-meta-item-text>Posted on/span>      time titleCreated: 2024-05-10 23:00:00 itempropdateCreated datePublished datetime2024-05-10T23:00:00+08:00>2024-05-10/time>    /span>    span classpost-meta-item>      span classpost-meta-item-icon>        i classfar fa-folder>/i>      /span>      span classpost-meta-item-text>In/span>        span itempropabout itemscope itemtypehttp://schema.org/Thing>          a href/categories/Experience/ itempropurl relindex>span itempropname>Experience/span>/a>        /span>    /span>  /div>        /div>      /header>                div classpost-body itemproparticleBody>          p>a target_blank relnoopener hrefhttps://www.armbian.com/>Armbian/a> 是用于单板机（SBCs）的轻量级 Debian/Ubuntu 系统，可以把电视盒子等设备变为一个小型 Linux 服务器。这里记录下在 N1 盒子上使用 Armbian 的过程。/p>          !--noindex-->            div classpost-button>              a classbtn href/posts/n1-armbian/#more relcontents>                Read more »              /a>            /div>          !--/noindex-->                  /div>                footer classpost-footer>        div classpost-eof>/div>          /footer>  /article>/div>    div classpost-block>      article itemscope itemtypehttp://schema.org/Article classpost-content lang>    link itempropmainEntityOfPage hrefhttps://csjd.github.io/posts/win-nfs/>    span hidden itempropauthor itemscope itemtypehttp://schema.org/Person>      meta itempropimage content/uploads/avatar.jpg>      meta itempropname contentDeng>    /span>    span hidden itemproppublisher itemscope itemtypehttp://schema.org/Organization>      meta itempropname contentdds site \#>      meta itempropdescription contentDont be evil.>    /span>    span hidden itemproppost itemscope itemtypehttp://schema.org/CreativeWork>      meta itempropname contentundefined | dds site \#>      meta itempropdescription content>    /span>      header classpost-header>        h2 classpost-title itempropname headline>          a href/posts/win-nfs/ classpost-title-link itempropurl>在 Windows 上使用 NFS/a>        /h2>        div classpost-meta-container>          div classpost-meta>    span classpost-meta-item>      span classpost-meta-item-icon>        i classfar fa-calendar>/i>      /span>      span classpost-meta-item-text>Posted on/span>      time titleCreated: 2024-04-15 22:00:00 itempropdateCreated datePublished datetime2024-04-15T22:00:00+08:00>2024-04-15/time>    /span>    span classpost-meta-item>      span classpost-meta-item-icon>        i classfar fa-folder>/i>      /span>      span classpost-meta-item-text>In/span>        span itempropabout itemscope itemtypehttp://schema.org/Thing>          a href/categories/Experience/ itempropurl relindex>span itempropname>Experience/span>/a>        /span>    /span>  /div>        /div>      /header>                div classpost-body itemproparticleBody>          p>a target_blank relnoopener hrefhttps://en.wikipedia.org/wiki/Network_File_System>NFS/a> 协议在 Linux 上使用较广，Windows 其实也有官方的 a target_blank relnoopener hrefhttps://learn.microsoft.com/en-us/windows-server/storage/nfs/nfs-overview>NFS 客户端/a>，只是默认没有启用，这里记录下在 Windows 使用 NFS 遇到的一些问题和解决方案。/p>          !--noindex-->            div classpost-button>              a classbtn href/posts/win-nfs/#more relcontents>                Read more »              /a>            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classpost-title-link itempropurl>使用 Filebrowser 分享文件/a>        /h2>        div classpost-meta-container>          div classpost-meta>    span classpost-meta-item>      span classpost-meta-item-icon>        i classfar fa-calendar>/i>      /span>      span classpost-meta-item-text>Posted on/span>      time titleCreated: 2023-03-01 15:16:56 itempropdateCreated datePublished datetime2023-03-01T15:16:56+08:00>2023-03-01/time>    /span>    span classpost-meta-item>      span classpost-meta-item-icon>        i classfar fa-folder>/i>      /span>      span classpost-meta-item-text>In/span>        span itempropabout itemscope itemtypehttp://schema.org/Thing>          a href/categories/Experience/ itempropurl relindex>span itempropname>Experience/span>/a>        /span>    /span>  /div>        /div>      /header>                div classpost-body itemproparticleBody>          p>a target_blank relnoopener hrefhttps://github.com/filebrowser/filebrowser>Filebrowser/a> 是一个开源的服务器文件管理和分享工具，可以较方便的实现服务器上文件的分享，这里记录下个人的使用经验。/p>          !--noindex-->            div classpost-button>              a classbtn href/posts/filebrowser/#more relcontents>                Read more »              /a>            /div>          !--/noindex-->                  /div>                footer classpost-footer>        div classpost-eof>/div>          /footer>  /article>/div>    div classpost-block>      article itemscope itemtypehttp://schema.org/Article classpost-content lang>    link itempropmainEntityOfPage hrefhttps://csjd.github.io/posts/tcpcopy/>    span hidden itempropauthor itemscope itemtypehttp://schema.org/Person>      meta itempropimage content/uploads/avatar.jpg>      meta itempropname contentDeng>    /span>    span hidden itemproppublisher itemscope itemtypehttp://schema.org/Organization>      meta itempropname contentdds site \#>      meta itempropdescription contentDont be evil.>    /span>    span hidden itemproppost itemscope itemtypehttp://schema.org/CreativeWork>      meta itempropname contentundefined | dds site \#>      meta itempropdescription content>    /span>      header classpost-header>        h2 classpost-title itempropname headline>          a href/posts/tcpcopy/ classpost-title-link itempropurl>TCPCopy/a>        /h2>        div classpost-meta-container>          div classpost-meta>    span classpost-meta-item>      span classpost-meta-item-icon>        i classfar fa-calendar>/i>      /span>      span classpost-meta-item-text>Posted on/span>      time titleCreated: 2022-12-21 15:16:56 itempropdateCreated datePublished datetime2022-12-21T15:16:56+08:00>2022-12-21/time>    /span>    span classpost-meta-item>      span classpost-meta-item-icon>        i classfar fa-folder>/i>      /span>      span classpost-meta-item-text>In/span>        span itempropabout itemscope itemtypehttp://schema.org/Thing>          a href/categories/Experience/ itempropurl relindex>span itempropname>Experience/span>/a>        /span>    /span>  /div>        /div>      /header>                div classpost-body itemproparticleBody>          p>a target_blank relnoopener hrefhttps://github.com/session-replay-tools/tcpcopy>TCPCopy/a> 是一个开源的 TCP 服务器测试工具，br>功能是复制在线 server 的 TCP 类型的请求数据包，修改 TCP/IP 头部信息，br>发送给测试服务器，达到欺骗测试服务器的 TCP 程序的目的。/p>          !--noindex-->            div classpost-button>              a classbtn href/posts/tcpcopy/#more relcontents>                Read more »              /a>            /div>          !--/noindex-->                  /div>                footer classpost-footer>        div classpost-eof>/div>          /footer>  /article>/div>    div classpost-block>      article itemscope itemtypehttp://schema.org/Article classpost-content lang>    link itempropmainEntityOfPage hrefhttps://csjd.github.io/posts/iptables/>    span hidden itempropauthor itemscope itemtypehttp://schema.org/Person>      meta itempropimage content/uploads/avatar.jpg>      meta itempropname contentDeng>    /span>    span hidden itemproppublisher itemscope itemtypehttp://schema.org/Organization>      meta itempropname contentdds site \#>      meta itempropdescription contentDont be evil.>    /span>    span hidden itemproppost itemscope itemtypehttp://schema.org/CreativeWork>      meta itempropname contentundefined | dds site \#>      meta itempropdescription content>    /span>      header classpost-header>        h2 classpost-title itempropname headline>          a href/posts/iptables/ classpost-title-link itempropurl>使用 iptables 设置防火墙/a>        /h2>        div classpost-meta-container>          div classpost-meta>    span classpost-meta-item>      span classpost-meta-item-icon>        i classfar fa-calendar>/i>      /span>      span classpost-meta-item-text>Posted on/span>      time titleCreated: 2020-03-11 14:59:07 itempropdateCreated datePublished datetime2020-03-11T14:59:07+08:00>2020-03-11/time>    /span>    span classpost-meta-item>      span classpost-meta-item-icon>        i classfar fa-folder>/i>      /span>      span classpost-meta-item-text>In/span>        span itempropabout itemscope itemtypehttp://schema.org/Thing>          a href/categories/Experience/ itempropurl relindex>span itempropname>Experience/span>/a>        /span>    /span>  /div>        /div>      /header>                div classpost-body itemproparticleBody>          p>Lightsail 的网络管理界面可以控制端口的开启和关闭，不想开放所有端口，每次服务器上安装的新的服务都需要去管理界面开启新的端口也比较麻烦，就了解了一下使用 code>iptables/code> 直接通过 code>ssh/code> 终端来设置防火墙。/p>          !--noindex-->            div classpost-button>              a classbtn href/posts/iptables/#more relcontents>                Read more »              /a>            /div>          !--/noindex-->                  /div>                footer classpost-footer>        div classpost-eof>/div>          /footer>  /article>/div>    div classpost-block>      article itemscope itemtypehttp://schema.org/Article classpost-content lang>    link itempropmainEntityOfPage hrefhttps://csjd.github.io/posts/flexget/>    span hidden itempropauthor itemscope itemtypehttp://schema.org/Person>      meta itempropimage content/uploads/avatar.jpg>      meta itempropname contentDeng>    /span>    span hidden itemproppublisher itemscope itemtypehttp://schema.org/Organization>      meta itempropname contentdds site \#>      meta itempropdescription contentDont be evil.>    /span>    span hidden itemproppost itemscope itemtypehttp://schema.org/CreativeWork>      meta itempropname contentundefined | dds site \#>      meta itempropdescription content>    /span>      header classpost-header>        h2 classpost-title itempropname headline>          a href/posts/flexget/ classpost-title-link itempropurl>FlexGet 自动 PT 下载设置/a>        /h2>        div classpost-meta-container>          div classpost-meta>    span classpost-meta-item>      span classpost-meta-item-icon>        i classfar fa-calendar>/i>      /span>      span classpost-meta-item-text>Posted on/span>      time titleCreated: 2020-02-17 12:19:07 itempropdateCreated datePublished datetime2020-02-17T12:19:07+08:00>2020-02-17/time>    /span>    span classpost-meta-item>      span classpost-meta-item-icon>        i classfar fa-folder>/i>      /span>      span classpost-meta-item-text>In/span>        span itempropabout itemscope itemtypehttp://schema.org/Thing>          a href/categories/Experience/ itempropurl relindex>span itempropname>Experience/span>/a>        /span>    /span>  /div>        /div>      /header>                div classpost-body itemproparticleBody>          p>家里网络可连接性较差，挂的 PT 一直没有上传，就尝试在 VPS 上配置远程 PT 下载，这里记录下在 Ubuntu 18.04 VPS 上使用 FlexGet 自动下载 PT 站资源的设置。/p>          !--noindex-->            div classpost-button>              a classbtn href/posts/flexget/#more relcontents>                Read more »              /a>            /div>          !--/noindex-->                  /div>                footer classpost-footer>        div classpost-eof>/div>          /footer>  /article>/div>    div classpost-block>      article itemscope itemtypehttp://schema.org/Article classpost-content lang>    link itempropmainEntityOfPage hrefhttps://csjd.github.io/posts/naive-bayes/>    span hidden itempropauthor itemscope itemtypehttp://schema.org/Person>      meta itempropimage content/uploads/avatar.jpg>      meta itempropname contentDeng>    /span>    span hidden itemproppublisher itemscope itemtypehttp://schema.org/Organization>      meta itempropname contentdds site \#>      meta itempropdescription contentDont be evil.>    /span>    span hidden itemproppost itemscope itemtypehttp://schema.org/CreativeWork>      meta itempropname contentundefined | dds site \#>      meta itempropdescription content>    /span>      header classpost-header>        h2 classpost-title itempropname headline>          a href/posts/naive-bayes/ classpost-title-link itempropurl>Naive Bayes Review/a>        /h2>        div classpost-meta-container>          div classpost-meta>    span classpost-meta-item>      span classpost-meta-item-icon>        i classfar fa-calendar>/i>      /span>      span classpost-meta-item-text>Posted on/span>      time titleCreated: 2019-09-16 08:32:01 itempropdateCreated datePublished datetime2019-09-16T08:32:01+08:00>2019-09-16/time>    /span>    span classpost-meta-item>      span classpost-meta-item-icon>        i classfar fa-folder>/i>      /span>      span classpost-meta-item-text>In/span>        span itempropabout itemscope itemtypehttp://schema.org/Thing>          a href/categories/Review/ itempropurl relindex>span itempropname>Review/span>/a>        /span>    /span>  /div>        /div>      /header>                div classpost-body itemproparticleBody>          p>笔试题中遇到了 a target_blank relnoopener hrefhttps://en.wikipedia.org/wiki/Naive_Bayes_classifier>朴素贝叶斯算法/a> 的实现，这里对朴素贝叶斯算法做个简单回顾。/p>          !--noindex-->            div classpost-button>              a classbtn href/posts/naive-bayes/#more relcontents>                Read 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     a href/posts/attention/ classpost-title-link itempropurl>Something about Attention/a>        /h2>        div classpost-meta-container>          div classpost-meta>    span classpost-meta-item>      span classpost-meta-item-icon>        i classfar fa-calendar>/i>      /span>      span classpost-meta-item-text>Posted on/span>      time titleCreated: 2019-08-13 18:47:30 itempropdateCreated datePublished datetime2019-08-13T18:47:30+08:00>2019-08-13/time>    /span>    span classpost-meta-item>      span classpost-meta-item-icon>        i classfar fa-folder>/i>      /span>      span classpost-meta-item-text>In/span>        span itempropabout itemscope itemtypehttp://schema.org/Thing>          a href/categories/Review/ itempropurl relindex>span itempropname>Review/span>/a>        /span>    /span>  /div>        /div>      /header>                div classpost-body itemproparticleBody>          p>A summarization of Attention mechanism. Supporsing that we have hidden state representations $H \in \mathbb{R}^{n*d}$, where $n$ is the length of sequence, $d$ is the dimension of hidden layer representation of each token./p>          !--noindex-->            div classpost-button>              a classbtn href/posts/attention/#more relcontents>                Read more »              /a>            /div>          !--/noindex-->                  /div>                footer classpost-footer>        div classpost-eof>/div>          /footer>  /article>/div>    div classpost-block>      article itemscope itemtypehttp://schema.org/Article classpost-content lang>    link itempropmainEntityOfPage hrefhttps://csjd.github.io/posts/svm-review/>    span hidden itempropauthor itemscope itemtypehttp://schema.org/Person>      meta itempropimage content/uploads/avatar.jpg>      meta itempropname contentDeng>    /span>    span hidden itemproppublisher itemscope itemtypehttp://schema.org/Organization>      meta itempropname contentdds site \#>      meta itempropdescription contentDont be evil.>    /span>    span hidden itemproppost itemscope itemtypehttp://schema.org/CreativeWork>      meta itempropname contentundefined | dds site \#>      meta itempropdescription content>    /span>      header classpost-header>        h2 classpost-title itempropname headline>          a href/posts/svm-review/ classpost-title-link itempropurl>SVM Review/a>        /h2>        div classpost-meta-container>          div classpost-meta>    span classpost-meta-item>      span classpost-meta-item-icon>        i classfar fa-calendar>/i>      /span>      span classpost-meta-item-text>Posted on/span>      time titleCreated: 2019-08-11 07:45:01 itempropdateCreated datePublished datetime2019-08-11T07:45:01+08:00>2019-08-11/time>    /span>    span classpost-meta-item>      span classpost-meta-item-icon>        i classfar fa-folder>/i>      /span>      span classpost-meta-item-text>In/span>        span itempropabout itemscope itemtypehttp://schema.org/Thing>          a href/categories/Review/ itempropurl relindex>span itempropname>Review/span>/a>        /span>    /span>  /div>        /div>      /header>                div classpost-body itemproparticleBody>          h2 id支持向量机的基本型>a href#支持向量机的基本型 classheaderlink title支持向量机的基本型>/a>支持向量机的基本型/h2>p>支持向量机（SVM）是一种二类分类模型，其学习的基本想法是求解能够正确划分训练数据集并且间隔最大的划分超平面。/p>          !--noindex-->            div classpost-button>              a classbtn href/posts/svm-review/#more relcontents>                Read more »              /a>            /div>          !--/noindex-->                  /div>                footer classpost-footer>        div classpost-eof>/div>          /footer>  /article>/div>  nav classpagination>    span classpage-number current>1/span>a classpage-number href/page/2/>2/a>span classspace>…/span>a classpage-number href/page/27/>27/a>a classextend next relnext titleNext page aria-labelNext page href/page/2/>i classfa fa-angle-right>/i>/a>  /nav>/div>  /main>  footer classfooter>    div classfooter-inner>  div classcopyright>    © 2013 –     span itempropcopyrightYear>2025/span>    span classwith-love>      i classfa fa-heart>/i>    /span>    span classauthor itempropcopyrightHolder>Deng/span>  /div>  div classpowered-by>Powered by a hrefhttps://hexo.io/ relnoopener target_blank>Hexo/a> & a hrefhttps://theme-next.js.org/mist/ relnoopener target_blank>NexT.Mist/a>  /div>    /div>  /footer>    div classtoggle sidebar-toggle rolebutton>    span classtoggle-line>/span>    span classtoggle-line>/span>    span classtoggle-line>/span>  /div>  div classsidebar-dimmer>/div>  div classback-to-top rolebutton aria-labelBack to top>    i classfa fa-arrow-up fa-lg>/i>    span>0%/span>  /div>noscript>  div classnoscript-warning>Theme NexT works best with JavaScript enabled/div>/noscript>    script data-cfasyncfalse src/cdn-cgi/scripts/5c5dd728/cloudflare-static/email-decode.min.js>/script>script srchttps://cdnjs.cloudflare.com/ajax/libs/animejs/3.2.1/anime.min.js integritysha256-XL2inqUJaslATFnHdJOi9GfQ60on8Wx1C2H8DYiN1xY crossoriginanonymous>/script>script src/js/comments.js>/script>script src/js/utils.js>/script>script src/js/motion.js>/script>script src/js/sidebar.js>/script>script src/js/next-boot.js>/script>  script srchttps://cdnjs.cloudflare.com/ajax/libs/hexo-generator-searchdb/1.4.1/search.js integritysha256-1kfA5uHPf65M5cphT2dvymhkuyHPQp5A53EGZOnOLmc crossoriginanonymous>/script>script src/js/third-party/search/local-search.js>/script>      script classnext-config data-nameenableMath typeapplication/json>true/script>script classnext-config data-namemathjax typeapplication/json>{enable:true,tags:none,js:{url:https://cdnjs.cloudflare.com/ajax/libs/mathjax/3.2.2/es5/tex-mml-chtml.js,integrity:sha256-MASABpB4tYktI2Oitl4t+78w/lyA+D7b/s9GEP0JOGI}}/script>script src/js/third-party/math/mathjax.js>/script>/body>/html>

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/div>      /header>                div classpost-body itemproparticleBody>          p>现在申请的免费 SSL 证书一般只有 3 个月，每次证书过期都手动更新比较麻烦，使用 a target_blank relnoopener hrefhttps://github.com/acmesh-official/acme.sh>acme.sh/a> 可以比较方便的进行证书申请、续期和部署。/p>          !--noindex-->            div classpost-button>              a classbtn href/posts/acme/#more relcontents>                Read more »              /a>            /div>          !--/noindex-->                  /div>                footer classpost-footer>        div classpost-eof>/div>          /footer>  /article>/div>    div classpost-block>      article itemscope itemtypehttp://schema.org/Article classpost-content lang>    link itempropmainEntityOfPage hrefhttps://csjd.github.io/posts/n1-armbian/>    span hidden itempropauthor itemscope itemtypehttp://schema.org/Person>      meta itempropimage content/uploads/avatar.jpg>      meta itempropname contentDeng>    /span>    span hidden itemproppublisher itemscope 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是一个开源的服务器文件管理和分享工具，可以较方便的实现服务器上文件的分享，这里记录下个人的使用经验。/p>          !--noindex-->            div classpost-button>              a classbtn href/posts/filebrowser/#more relcontents>                Read more »              /a>            /div>          !--/noindex-->                  /div>                footer classpost-footer>        div classpost-eof>/div>          /footer>  /article>/div>    div classpost-block>      article itemscope itemtypehttp://schema.org/Article classpost-content lang>    link itempropmainEntityOfPage hrefhttps://csjd.github.io/posts/tcpcopy/>    span hidden itempropauthor itemscope itemtypehttp://schema.org/Person>      meta itempropimage content/uploads/avatar.jpg>      meta itempropname contentDeng>    /span>    span hidden itemproppublisher itemscope itemtypehttp://schema.org/Organization>      meta itempropname contentdds site \#>      meta itempropdescription contentDont be evil.>    /span>    span hidden itemproppost itemscope 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   /span>    /span>  /div>        /div>      /header>                div classpost-body itemproparticleBody>          p>a target_blank relnoopener hrefhttps://github.com/session-replay-tools/tcpcopy>TCPCopy/a> 是一个开源的 TCP 服务器测试工具，br>功能是复制在线 server 的 TCP 类型的请求数据包，修改 TCP/IP 头部信息，br>发送给测试服务器，达到欺骗测试服务器的 TCP 程序的目的。/p>          !--noindex-->            div classpost-button>              a classbtn href/posts/tcpcopy/#more relcontents>                Read more »              /a>            /div>          !--/noindex-->                  /div>                footer classpost-footer>        div classpost-eof>/div>          /footer>  /article>/div>    div classpost-block>      article itemscope itemtypehttp://schema.org/Article classpost-content lang>    link itempropmainEntityOfPage hrefhttps://csjd.github.io/posts/iptables/>    span hidden itempropauthor itemscope itemtypehttp://schema.org/Person>      meta itempropimage content/uploads/avatar.jpg>      meta itempropname contentDeng>    /span>    span hidden itemproppublisher itemscope itemtypehttp://schema.org/Organization>      meta itempropname contentdds site \#>      meta itempropdescription contentDont be evil.>    /span>    span hidden itemproppost itemscope itemtypehttp://schema.org/CreativeWork>      meta itempropname contentundefined | dds site \#>      meta itempropdescription content>    /span>      header classpost-header>        h2 classpost-title itempropname headline>          a href/posts/iptables/ classpost-title-link itempropurl>使用 iptables 设置防火墙/a>        /h2>        div classpost-meta-container>          div classpost-meta>    span classpost-meta-item>      span classpost-meta-item-icon>        i classfar fa-calendar>/i>      /span>      span classpost-meta-item-text>Posted on/span>      time titleCreated: 2020-03-11 14:59:07 itempropdateCreated datePublished datetime2020-03-11T14:59:07+08:00>2020-03-11/time>    /span>    span classpost-meta-item>      span classpost-meta-item-icon>        i classfar fa-folder>/i>      /span>      span classpost-meta-item-text>In/span>        span itempropabout itemscope itemtypehttp://schema.org/Thing>          a href/categories/Experience/ itempropurl relindex>span itempropname>Experience/span>/a>        /span>    /span>  /div>        /div>      /header>                div classpost-body itemproparticleBody>          p>Lightsail 的网络管理界面可以控制端口的开启和关闭，不想开放所有端口，每次服务器上安装的新的服务都需要去管理界面开启新的端口也比较麻烦，就了解了一下使用 code>iptables/code> 直接通过 code>ssh/code> 终端来设置防火墙。/p>          !--noindex-->            div classpost-button>              a classbtn href/posts/iptables/#more relcontents>                Read more »              /a>            /div>          !--/noindex-->                  /div>                footer classpost-footer>        div classpost-eof>/div>          /footer>  /article>/div>    div classpost-block>      article itemscope itemtypehttp://schema.org/Article classpost-content lang>    link itempropmainEntityOfPage hrefhttps://csjd.github.io/posts/flexget/>    span hidden itempropauthor itemscope itemtypehttp://schema.org/Person>      meta itempropimage content/uploads/avatar.jpg>      meta itempropname contentDeng>    /span>    span hidden itemproppublisher itemscope itemtypehttp://schema.org/Organization>      meta itempropname contentdds site \#>      meta itempropdescription contentDont be evil.>    /span>    span hidden itemproppost itemscope itemtypehttp://schema.org/CreativeWork>      meta itempropname contentundefined | dds site \#>      meta itempropdescription content>    /span>      header classpost-header>        h2 classpost-title itempropname headline>          a href/posts/flexget/ classpost-title-link itempropurl>FlexGet 自动 PT 下载设置/a>        /h2>        div classpost-meta-container>          div classpost-meta>    span classpost-meta-item>      span classpost-meta-item-icon>        i classfar fa-calendar>/i>      /span>      span classpost-meta-item-text>Posted on/span>      time titleCreated: 2020-02-17 12:19:07 itempropdateCreated datePublished datetime2020-02-17T12:19:07+08:00>2020-02-17/time>    /span>    span classpost-meta-item>      span classpost-meta-item-icon>        i classfar fa-folder>/i>      /span>      span classpost-meta-item-text>In/span>        span itempropabout itemscope itemtypehttp://schema.org/Thing>          a href/categories/Experience/ itempropurl relindex>span itempropname>Experience/span>/a>        /span>    /span>  /div>        /div>      /header>                div classpost-body itemproparticleBody>          p>家里网络可连接性较差，挂的 PT 一直没有上传，就尝试在 VPS 上配置远程 PT 下载，这里记录下在 Ubuntu 18.04 VPS 上使用 FlexGet 自动下载 PT 站资源的设置。/p>          !--noindex-->            div classpost-button>              a classbtn href/posts/flexget/#more relcontents>                Read more »              /a>            /div>          !--/noindex-->                  /div>                footer classpost-footer>        div classpost-eof>/div>          /footer>  /article>/div>    div classpost-block>      article itemscope itemtypehttp://schema.org/Article classpost-content lang>    link itempropmainEntityOfPage hrefhttps://csjd.github.io/posts/naive-bayes/>    span hidden itempropauthor itemscope itemtypehttp://schema.org/Person>      meta itempropimage content/uploads/avatar.jpg>      meta itempropname contentDeng>    /span>    span hidden itemproppublisher itemscope itemtypehttp://schema.org/Organization>      meta itempropname contentdds site \#>      meta itempropdescription contentDont be evil.>    /span>    span hidden itemproppost itemscope itemtypehttp://schema.org/CreativeWork>      meta itempropname contentundefined | dds site \#>      meta itempropdescription content>    /span>      header classpost-header>        h2 classpost-title itempropname headline>          a href/posts/naive-bayes/ classpost-title-link itempropurl>Naive Bayes Review/a>        /h2>        div classpost-meta-container>          div classpost-meta>    span classpost-meta-item>      span classpost-meta-item-icon>        i classfar fa-calendar>/i>      /span>      span classpost-meta-item-text>Posted on/span>      time titleCreated: 2019-09-16 08:32:01 itempropdateCreated datePublished datetime2019-09-16T08:32:01+08:00>2019-09-16/time>    /span>    span classpost-meta-item>      span classpost-meta-item-icon>        i classfar fa-folder>/i>      /span>      span classpost-meta-item-text>In/span>        span itempropabout itemscope itemtypehttp://schema.org/Thing>          a href/categories/Review/ itempropurl relindex>span itempropname>Review/span>/a>        /span>    /span>  /div>        /div>      /header>                div classpost-body itemproparticleBody>          p>笔试题中遇到了 a target_blank relnoopener hrefhttps://en.wikipedia.org/wiki/Naive_Bayes_classifier>朴素贝叶斯算法/a> 的实现，这里对朴素贝叶斯算法做个简单回顾。/p>          !--noindex-->            div classpost-button>              a classbtn href/posts/naive-bayes/#more relcontents>                Read more »              /a>            /div>          !--/noindex-->                  /div>                footer classpost-footer>        div classpost-eof>/div>          /footer>  /article>/div>    div classpost-block>      article itemscope itemtypehttp://schema.org/Article classpost-content lang>    link itempropmainEntityOfPage hrefhttps://csjd.github.io/posts/attention/>    span hidden itempropauthor itemscope itemtypehttp://schema.org/Person>      meta itempropimage content/uploads/avatar.jpg>      meta itempropname contentDeng>    /span>    span hidden itemproppublisher itemscope itemtypehttp://schema.org/Organization>      meta itempropname contentdds site \#>      meta itempropdescription contentDont be evil.>    /span>    span hidden itemproppost itemscope itemtypehttp://schema.org/CreativeWork>      meta itempropname contentundefined | dds site \#>      meta itempropdescription content>    /span>      header classpost-header>        h2 classpost-title itempropname headline>          a href/posts/attention/ classpost-title-link itempropurl>Something about Attention/a>        /h2>        div classpost-meta-container>          div classpost-meta>    span classpost-meta-item>      span classpost-meta-item-icon>        i classfar fa-calendar>/i>      /span>      span classpost-meta-item-text>Posted on/span>      time titleCreated: 2019-08-13 18:47:30 itempropdateCreated datePublished datetime2019-08-13T18:47:30+08:00>2019-08-13/time>    /span>    span classpost-meta-item>      span classpost-meta-item-icon>        i classfar fa-folder>/i>      /span>      span classpost-meta-item-text>In/span>        span itempropabout itemscope itemtypehttp://schema.org/Thing>          a href/categories/Review/ itempropurl relindex>span itempropname>Review/span>/a>        /span>    /span>  /div>        /div>      /header>                div classpost-body itemproparticleBody>          p>A summarization of Attention mechanism. Supporsing that we have hidden state representations $H \in \mathbb{R}^{n*d}$, where $n$ is the length of sequence, $d$ is the dimension of hidden layer representation of each token./p>          !--noindex-->            div classpost-button>              a classbtn href/posts/attention/#more relcontents>                Read more »              /a>            /div>          !--/noindex-->                  /div>                footer classpost-footer>        div classpost-eof>/div>          /footer>  /article>/div>    div classpost-block>      article itemscope itemtypehttp://schema.org/Article classpost-content lang>    link itempropmainEntityOfPage hrefhttps://csjd.github.io/posts/svm-review/>    span hidden itempropauthor itemscope itemtypehttp://schema.org/Person>      meta itempropimage content/uploads/avatar.jpg>      meta itempropname contentDeng>    /span>    span hidden itemproppublisher itemscope itemtypehttp://schema.org/Organization>      meta itempropname contentdds site \#>      meta itempropdescription contentDont be evil.>    /span>    span hidden itemproppost itemscope itemtypehttp://schema.org/CreativeWork>      meta itempropname contentundefined | dds site \#>      meta itempropdescription content>    /span>      header classpost-header>        h2 classpost-title itempropname headline>          a href/posts/svm-review/ classpost-title-link itempropurl>SVM Review/a>        /h2>        div classpost-meta-container>          div classpost-meta>    span classpost-meta-item>      span classpost-meta-item-icon>        i classfar fa-calendar>/i>      /span>      span classpost-meta-item-text>Posted on/span>      time titleCreated: 2019-08-11 07:45:01 itempropdateCreated datePublished datetime2019-08-11T07:45:01+08:00>2019-08-11/time>    /span>    span classpost-meta-item>      span classpost-meta-item-icon>        i classfar fa-folder>/i>      /span>      span classpost-meta-item-text>In/span>        span itempropabout itemscope itemtypehttp://schema.org/Thing>          a href/categories/Review/ itempropurl relindex>span itempropname>Review/span>/a>        /span>    /span>  /div>        /div>      /header>                div classpost-body itemproparticleBody>          h2 id支持向量机的基本型>a href#支持向量机的基本型 classheaderlink title支持向量机的基本型>/a>支持向量机的基本型/h2>p>支持向量机（SVM）是一种二类分类模型，其学习的基本想法是求解能够正确划分训练数据集并且间隔最大的划分超平面。/p>          !--noindex-->            div classpost-button>              a classbtn href/posts/svm-review/#more relcontents>                Read more »              /a>            /div>          !--/noindex-->                  /div>                footer classpost-footer>        div classpost-eof>/div>          /footer>  /article>/div>  nav classpagination>    span classpage-number current>1/span>a classpage-number href/page/2/>2/a>span classspace>…/span>a classpage-number href/page/27/>27/a>a classextend next relnext titleNext page aria-labelNext page href/page/2/>i classfa fa-angle-right>/i>/a>  /nav>/div>  /main>  footer classfooter>    div classfooter-inner>  div classcopyright>    © 2013 –     span itempropcopyrightYear>2025/span>    span classwith-love>      i classfa fa-heart>/i>    /span>    span classauthor itempropcopyrightHolder>Deng/span>  /div>  div classpowered-by>Powered by a hrefhttps://hexo.io/ relnoopener target_blank>Hexo/a> & a hrefhttps://theme-next.js.org/mist/ relnoopener target_blank>NexT.Mist/a>  /div>    /div>  /footer>    div classtoggle sidebar-toggle rolebutton>    span classtoggle-line>/span>    span classtoggle-line>/span>    span classtoggle-line>/span>  /div>  div classsidebar-dimmer>/div>  div classback-to-top rolebutton aria-labelBack to top>    i classfa fa-arrow-up fa-lg>/i>    span>0%/span>  /div>noscript>  div classnoscript-warning>Theme NexT works best with JavaScript enabled/div>/noscript>    script data-cfasyncfalse src/cdn-cgi/scripts/5c5dd728/cloudflare-static/email-decode.min.js>/script>script srchttps://cdnjs.cloudflare.com/ajax/libs/animejs/3.2.1/anime.min.js integritysha256-XL2inqUJaslATFnHdJOi9GfQ60on8Wx1C2H8DYiN1xY crossoriginanonymous>/script>script src/js/comments.js>/script>script src/js/utils.js>/script>script src/js/motion.js>/script>script src/js/sidebar.js>/script>script src/js/next-boot.js>/script>  script srchttps://cdnjs.cloudflare.com/ajax/libs/hexo-generator-searchdb/1.4.1/search.js integritysha256-1kfA5uHPf65M5cphT2dvymhkuyHPQp5A53EGZOnOLmc crossoriginanonymous>/script>script src/js/third-party/search/local-search.js>/script>      script classnext-config data-nameenableMath typeapplication/json>true/script>script classnext-config data-namemathjax typeapplication/json>{enable:true,tags:none,js:{url:https://cdnjs.cloudflare.com/ajax/libs/mathjax/3.2.2/es5/tex-mml-chtml.js,integrity:sha256-MASABpB4tYktI2Oitl4t+78w/lyA+D7b/s9GEP0JOGI}}/script>script src/js/third-party/math/mathjax.js>/script>/body>/html>

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