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        <title>start - [误差控制] </title>
        <link>http://blog.582103.xyz/zh:geometric_leveling:start?rev=1793156777&amp;do=diff</link>
        <description>geometric leveling

几何水准测量(geometric leveling)是一种用于建立高程控制网的测量方法.

原理

其是利用水准仪提供的一条水平视线，读取竖立在两点上的水准尺读数$a$、$b$，从而直接测定两点间的高差$h_{AB=}(a-b)$$H_A$$H_B$\begin{equation}
H_B=H_A+(a-b)
\end{equation}$i$$i$\begin{equation}
\Delta_i=\frac{ \tan i}{S} 
\end{equation}$S$$H_B=H_A+(a-b)=H_A+a&#039;+\frac{ \tan i}{S_后}- b&#039;-\frac{ \tan i}{S_前}$$S_前=S_后$</description>
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        <title>i角示意图.png - 创建</title>
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        <title>水准仪结构示意图.png - 创建</title>
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        <title>epw_map - 创建</title>
        <link>http://blog.582103.xyz/zh:epw_map?rev=1793107557&amp;do=diff</link>
        <description>EPW Map

EPW Map 是一个专门用于查找和下载全球免费气象数据文件（.epw 格式）的交互式地图网站。它本身不生产数据，而是把散落在各大气象数据库里的文件汇总到一张地图上，方便你按地理位置检索</description>
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        <dc:creator>tom (tom@undisclosed.example.com)</dc:creator>
        <title>satellite_imagery_download_sites - 创建</title>
        <link>http://blog.582103.xyz/zh:satellite_imagery_download_sites?rev=1793107378&amp;do=diff</link>
        <description>Satellite imagery download sites

下面介绍一下卫星图片的下载站点:

	*  国家地理信息公共服务平台.即天地图。它是自然资源部主导建设的政府网站，向社会提供权威、标准、统一的在线地理信息公共服务。它整合了国家和地方的遥感影像资源，形成了覆盖全国的多尺度影像底图。2米分辨率遥感影像已覆盖全部陆地国土；优于1米分辨率的影像覆盖率达到98.4%，能满足大部分精细查看需求。各省市的“天地图”节点通常提供更高分辨率的影像。例如，福建节点提供0.5米-0.8米分辨率的影像，主要来自高分二号、北京三号、吉林一号等国产卫星；四川节点也提供0.5米级影像，并实现了全省高覆盖率。国家层面已开放多时相影像专题，公众可查看各省级节点近半个世纪的历史影像。地方节点积累更丰富，例如四川已积累28版不同时期的历史影像，广东也形成了覆盖90年代至2025年的长序列影像资源池。…</description>
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        <dc:date>2026-10-27T13:13:44+00:00</dc:date>
        <dc:creator>tom (tom@undisclosed.example.com)</dc:creator>
        <title>start - 创建</title>
        <link>http://blog.582103.xyz/zh:deep_learning:start?rev=1793106824&amp;do=diff</link>
        <description>Deep Learning</description>
    </item>
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        <dc:format>text/html</dc:format>
        <dc:date>2026-10-27T13:08:44+00:00</dc:date>
        <dc:creator>tom (tom@undisclosed.example.com)</dc:creator>
        <title>model_download_sites - [总结] </title>
        <link>http://blog.582103.xyz/zh:large_language_model:model_download_sites?rev=1793106524&amp;do=diff</link>
        <description>Model Download Sites

训练和部署大语言模型需要模型权重文件。以下是当前主流的模型下载站点，各有侧重。

Hugging Face

Hugging Face 是目前最大的 AI 模型托管平台，涵盖 LLM、Diffusion、Embedding、多模态等各种模型类型。</description>
    </item>
    <item rdf:about="http://blog.582103.xyz/zh:machine_learning:start?rev=1793106376&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2026-10-27T13:06:16+00:00</dc:date>
        <dc:creator>tom (tom@undisclosed.example.com)</dc:creator>
        <title>start - 创建</title>
        <link>http://blog.582103.xyz/zh:machine_learning:start?rev=1793106376&amp;do=diff</link>
        <description>Machine Learning</description>
    </item>
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        <dc:format>text/html</dc:format>
        <dc:date>2026-10-27T06:45:24+00:00</dc:date>
        <dc:creator>tom (tom@undisclosed.example.com)</dc:creator>
        <title>start - [形态] </title>
        <link>http://blog.582103.xyz/zh:bootloader:start?rev=1793083524&amp;do=diff</link>
        <description>Bootloader

Bootloader 是系统上电后运行的第一段软件，核心职责是初始化硬件、准备好运行环境，然后把控制权交给操作系统内核。

形态

Bootloader 的具体形态因设备类型而异：

	*  嵌入式设备（如单片机、工控板）：最贴近“裸机”的形态。常见的有</description>
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        <dc:format>text/html</dc:format>
        <dc:date>2026-10-27T06:43:23+00:00</dc:date>
        <dc:creator>tom (tom@undisclosed.example.com)</dc:creator>
        <title>start - ↷ 页面bootloader:start被移动至zh:bootloader:start</title>
        <link>http://blog.582103.xyz/bootloader:start?rev=1793083403&amp;do=diff</link>
        <description></description>
    </item>
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        <dc:format>text/html</dc:format>
        <dc:date>2026-10-27T06:43:23+00:00</dc:date>
        <dc:creator>tom (tom@undisclosed.example.com)</dc:creator>
        <title>start - ↷ 页面zh:uboot:start被移动至zh:bootloader:uboot:start</title>
        <link>http://blog.582103.xyz/zh:uboot:start?rev=1793083403&amp;do=diff</link>
        <description></description>
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        <dc:format>text/html</dc:format>
        <dc:date>2026-10-27T06:43:23+00:00</dc:date>
        <dc:creator>tom (tom@undisclosed.example.com)</dc:creator>
        <title>start - ↷ 页面zh:uboot:start被移动至zh:bootloader:uboot:start</title>
        <link>http://blog.582103.xyz/zh:bootloader:uboot:start?rev=1793083403&amp;do=diff</link>
        <description>U-Boot</description>
    </item>
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        <dc:format>text/html</dc:format>
        <dc:date>2026-10-27T06:36:23+00:00</dc:date>
        <dc:creator>tom (tom@undisclosed.example.com)</dc:creator>
        <title>vphone-aio - ↷ 页面vphone-aio被移动至zh:vphone-aio</title>
        <link>http://blog.582103.xyz/vphone-aio?rev=1793082983&amp;do=diff</link>
        <description></description>
    </item>
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        <dc:date>2026-10-27T06:36:23+00:00</dc:date>
        <dc:creator>tom (tom@undisclosed.example.com)</dc:creator>
        <title>vphone-aio - ↷ 页面vphone-aio被移动至zh:vphone-aio</title>
        <link>http://blog.582103.xyz/zh:vphone-aio?rev=1793082983&amp;do=diff</link>
        <description>vphone-aio：在 macOS 上一键运行 iOS 26.1 虚拟机

vphone-aio 是一个开源工具，能在 macOS 上通过一条命令运行完整的 iOS 26.1 系统——已越狱并预装完整的 bootstrap 环境。你可以在 Mac 上用 VNC 连接到一个运行在 QEMU 中的 iOS 模拟器，用于开发测试、逆向分析或安全研究。自 2026 年 2 月发布以来，项目已获得超过 4,300 颗星</description>
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        <dc:format>text/html</dc:format>
        <dc:date>2026-10-27T06:36:23+00:00</dc:date>
        <dc:creator>tom (tom@undisclosed.example.com)</dc:creator>
        <title>point_of_interest - ↷ 页面point_of_interest被移动至zh:point_of_interest</title>
        <link>http://blog.582103.xyz/point_of_interest?rev=1793082983&amp;do=diff</link>
        <description></description>
    </item>
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        <dc:format>text/html</dc:format>
        <dc:date>2026-10-27T06:36:23+00:00</dc:date>
        <dc:creator>tom (tom@undisclosed.example.com)</dc:creator>
        <title>point_of_interest - ↷ 页面point_of_interest被移动至zh:point_of_interest</title>
        <link>http://blog.582103.xyz/zh:point_of_interest?rev=1793082983&amp;do=diff</link>
        <description>Point of Interest

POI（Point of Interest，兴趣点）数据 是地理信息系统（GIS）和位置服务（LBS）中最基础、应用最广的电子地图数据之一。一条标准的 POI 数据通常包含以下维度：

	*  名称（Name）：如“天安门”、“星巴克（国贸店）”。</description>
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        <dc:date>2026-10-26T12:46:19+00:00</dc:date>
        <dc:creator>tom (tom@undisclosed.example.com)</dc:creator>
        <title>start</title>
        <link>http://blog.582103.xyz/zh:yolo:start?rev=1793018779&amp;do=diff</link>
        <description>yolo

YOLO 是一种实时目标检测算法，全称是“You Only Look Once”（你只看一次）。它的核心特点是速度快，能在单次神经网络前向传播中同时完成物体定位和分类，因此非常适合需要实时处理的应用场景，比如视频监控、自动驾驶和工业检测</description>
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        <dc:date>2026-10-26T12:42:18+00:00</dc:date>
        <dc:creator>tom (tom@undisclosed.example.com)</dc:creator>
        <title>start - ↷ 页面crosslink:start被移动至zh:crosslink:start</title>
        <link>http://blog.582103.xyz/crosslink:start?rev=1793018538&amp;do=diff</link>
        <description></description>
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        <dc:format>text/html</dc:format>
        <dc:date>2026-10-26T12:42:18+00:00</dc:date>
        <dc:creator>tom (tom@undisclosed.example.com)</dc:creator>
        <title>start - ↷ 页面crosslink:start被移动至zh:crosslink:start</title>
        <link>http://blog.582103.xyz/zh:crosslink:start?rev=1793018538&amp;do=diff</link>
        <description>crosslink

工具

提供刷机、字体转换等功能:crosslink-reader.top</description>
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