https://yanghu.github.io/zh/tags/google-drive/Recent content in Google-Drive on Yang's NotesHugo -- gohugo.iozh-cnyang@yhu.me (Yang Hu)yang@yhu.me (Yang Hu)© 2026 Yang HuWed, 11 Mar 2026 00:00:01 -0800https://yanghu.github.io/zh/posts/paperless-ngx-migration/Wed, 11 Mar 2026 00:00:01 -0800yang@yhu.me (Yang Hu)https://yanghu.github.io/zh/posts/paperless-ngx-migration/<p>将近十年积累的个人文档从 Google Drive 文件夹体系迁移到 Paperless-ngx 的完整记录。 涵盖分类体系设计、从 Google Takeout 批量导入、ML 分类器训练，以及日常收件箱工作流。</p> <h2 class="relative group">为什么要迁移 <div id="为什么要迁移" class="anchor"></div> <span class="absolute top-0 w-6 transition-opacity opacity-0 -start-6 not-prose group-hover:opacity-100 select-none"> <a class="text-primary-300 dark:text-neutral-700 !no-underline" href="#%e4%b8%ba%e4%bb%80%e4%b9%88%e8%a6%81%e8%bf%81%e7%a7%bb" aria-label="锚点">#</a> </span> </h2> <p>过去多年，我的&quot;文档管理&quot;是一棵手工维护的 Google Drive 文件夹树：</p> <div class="highlight-wrapper"><div class="highlight"><div class="chroma"> <table class="lntable"><tr><td class="lntd"> <pre tabindex="0" class="chroma"><code><span class="lnt"> 1 </span><span class="lnt"> 2 </span><span class="lnt"> 3 </span><span class="lnt"> 4 </span><span class="lnt"> 5 </span><span class="lnt"> 6 </span><span class="lnt"> 7 </span><span class="lnt"> 8 </span><span class="lnt"> 9 </span><span class="lnt">10 </span></code></pre></td> <td class="lntd"> <pre tabindex="0" class="chroma"><code class="language-text" data-lang="text"><span class="line"><span class="cl">10 - 文书材料/ </span></span><span class="line"><span class="cl"> 10 - 证件材料/身份证件/ </span></span><span class="line"><span class="cl"> 30 - 移民文档/ </span></span><span class="line"><span class="cl"> 30 - Tax Filing/ </span></span><span class="line"><span class="cl"> 40 - Finance/ </span></span><span class="line"><span class="cl"> 50 - 车辆注册/ </span></span><span class="line"><span class="cl"> 60 - 住房买房/ </span></span><span class="line"><span class="cl"> 80 - Medical/ </span></span><span class="line"><span class="cl">20 - 家装住房信息/ </span></span><span class="line"><span class="cl">80 - 旅行计划/</span></span></code></pre></td></tr></table> </div> </div></div> <p>归档时还算顺手，但检索很痛苦。想找&quot;2022 年的保险表格&quot;，要翻六个文件夹，还得猜当时的命名。 Paperless-ngx 提供全文检索、OCR、以及会从你自己的标注中学习的 ML 分类器—— 对于横跨移民手续、税务申报、房产合同、医疗记录的文档库来说，这是本质性的提升。</p>