<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[David_jiahuan的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/David_jiahuan</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; David_jiahuan]]></copyright><item><title><![CDATA[离线优快云文章加载后自动跳转到优快云官网的问题解决]]></title><link>https://blog.youkuaiyun.com/David_jiahuan/article/details/149255424</link><guid>https://blog.youkuaiyun.com/David_jiahuan/article/details/149255424</guid><author>David_jiahuan</author><pubDate>Thu, 10 Jul 2025 18:09:32 +0800</pubDate><description><![CDATA[优快云离线博客自动跳转问题解决方案：当打开离线HTML文件时，3秒后会自动跳转至优快云官网，原因是代码中设置了图片加载失败时的跳转逻辑。解决方法有两种：1) 单个文件：用代码编辑器搜索并删除包含&quot;onerror='setTimeout&quot;的3行代码；2) 批量处理：使用提供的Python脚本，自动遍历目录修改所有HTML文件，移除跳转代码。脚本通过正则表达式匹配并删除相关代码段，处理完成后可正常浏览离线内容。]]></description><category></category></item><item><title><![CDATA[明朝皇帝（包括南明）的年号和钱币]]></title><link>https://blog.youkuaiyun.com/David_jiahuan/article/details/145701514</link><guid>https://blog.youkuaiyun.com/David_jiahuan/article/details/145701514</guid><author>David_jiahuan</author><pubDate>Tue, 18 Feb 2025 11:26:03 +0800</pubDate><description><![CDATA[明朝皇帝传承图及年号及铸币]]></description><category></category></item><item><title><![CDATA[清朝及民国时期，在中国流通的外国银币]]></title><link>https://blog.youkuaiyun.com/David_jiahuan/article/details/145631310</link><guid>https://blog.youkuaiyun.com/David_jiahuan/article/details/145631310</guid><author>David_jiahuan</author><pubDate>Fri, 14 Feb 2025 14:27:59 +0800</pubDate><description><![CDATA[外国银币制造精美]]></description><category></category></item><item><title><![CDATA[宋朝历代皇帝年号及铸币]]></title><link>https://blog.youkuaiyun.com/David_jiahuan/article/details/145457401</link><guid>https://blog.youkuaiyun.com/David_jiahuan/article/details/145457401</guid><author>David_jiahuan</author><pubDate>Wed, 05 Feb 2025 16:28:48 +0800</pubDate><description><![CDATA[宋朝的钱币种类繁多，主要以铜钱为主，钱文多为年号加“元宝”或“通宝”。北宋时期的钱币铸造较为规范，南宋时期由于战乱频繁，钱币的铸造和质量有所下降]]></description><category></category></item><item><title><![CDATA[Echarts 折线图label对象的formatter回调函数]]></title><link>https://blog.youkuaiyun.com/David_jiahuan/article/details/143183187</link><guid>https://blog.youkuaiyun.com/David_jiahuan/article/details/143183187</guid><author>David_jiahuan</author><pubDate>Wed, 23 Oct 2024 14:34:32 +0800</pubDate><description><![CDATA[Echarts 折线图label对象的formatter回调函数]]></description><category></category></item><item><title><![CDATA[基于IOU匹配的DeepSort目标跟踪与匈牙利算法解析]]></title><link>https://blog.youkuaiyun.com/David_jiahuan/article/details/142816486</link><guid>https://blog.youkuaiyun.com/David_jiahuan/article/details/142816486</guid><author>David_jiahuan</author><pubDate>Thu, 10 Oct 2024 11:15:04 +0800</pubDate><description><![CDATA[IOU，全称为，是评估两个边界框重叠度的度量标准。在目标跟踪中，检测到的边界框与已有轨迹的预测框之间，IOU是衡量它们是否属于同一目标的重要指标。IOU的计算公式如下：其中，是检测到的边界框，是预测的轨迹边界框，表示两个框的交集，表示它们的并集。IOU值越大，表示两个边界框的重叠度越高，可能来自同一目标。在DeepSort目标跟踪算法中，IOU匹配和匈牙利算法共同作用，实现了高效、准确的检测-轨迹关联。]]></description><category></category></item><item><title><![CDATA[深入解读DeepSort目标跟踪算法：从状态预测到运动模型]]></title><link>https://blog.youkuaiyun.com/David_jiahuan/article/details/142813948</link><guid>https://blog.youkuaiyun.com/David_jiahuan/article/details/142813948</guid><author>David_jiahuan</author><pubDate>Thu, 10 Oct 2024 10:08:57 +0800</pubDate><description><![CDATA[本文将深入探讨DeepSort中的关键概念，特别是围绕 **状态预测** 和 **运动模型** 的问题，来解答目标在跟踪过程中的运动方向与速度预测问题。DeepSort通过引入简化的运动模型（如匀速或匀加速运动模型）来预测目标的运动状态，结合卡尔曼滤波器动态调整状态的特性，使得算法在不依赖于目标具体类型的情况下，能够适应广泛的跟踪任务。在这四个步骤中，**状态预测** 和 **运动模型** 是实现目标跟踪的关键所在，尤其是在处理目标的运动方向与速度预测时，运动模型的合理性显得尤为重要。]]></description><category></category></item><item><title><![CDATA[.mp4格式的视频为何不能通过video标签在chrome浏览器中播放？]]></title><link>https://blog.youkuaiyun.com/David_jiahuan/article/details/140639273</link><guid>https://blog.youkuaiyun.com/David_jiahuan/article/details/140639273</guid><author>David_jiahuan</author><pubDate>Tue, 23 Jul 2024 16:23:13 +0800</pubDate><description><![CDATA[ffmpeg查看视频编码格式；还可以通过ffmpeg对视频编码格式进行转换]]></description><category></category></item><item><title><![CDATA[安装BLIP2模型时报错：Can‘t load tokenizer for ‘bert-base-uncased‘. If you were trying to load it from ‘h ...]]></title><link>https://blog.youkuaiyun.com/David_jiahuan/article/details/139524496</link><guid>https://blog.youkuaiyun.com/David_jiahuan/article/details/139524496</guid><author>David_jiahuan</author><pubDate>Fri, 07 Jun 2024 13:31:54 +0800</pubDate><description><![CDATA[BLIP2模型下载时报错]]></description><category></category></item><item><title><![CDATA[PaddlePaddle与OpenMMLab]]></title><link>https://blog.youkuaiyun.com/David_jiahuan/article/details/138312391</link><guid>https://blog.youkuaiyun.com/David_jiahuan/article/details/138312391</guid><author>David_jiahuan</author><pubDate>Mon, 29 Apr 2024 14:40:04 +0800</pubDate><description><![CDATA[深度学习平台]]></description><category></category></item><item><title><![CDATA[目标检测（二阶段）领域，常见词汇]]></title><link>https://blog.youkuaiyun.com/David_jiahuan/article/details/138303769</link><guid>https://blog.youkuaiyun.com/David_jiahuan/article/details/138303769</guid><author>David_jiahuan</author><pubDate>Mon, 29 Apr 2024 10:47:34 +0800</pubDate><description><![CDATA[两阶段目标检测领域常见词汇简介。]]></description><category></category></item><item><title><![CDATA[AI视觉相关的预训练模型、公开数据集]]></title><link>https://blog.youkuaiyun.com/David_jiahuan/article/details/137460457</link><guid>https://blog.youkuaiyun.com/David_jiahuan/article/details/137460457</guid><author>David_jiahuan</author><pubDate>Sun, 07 Apr 2024 13:23:32 +0800</pubDate><description><![CDATA[AI视觉常用预训练模型、常用公开数据集]]></description><category></category></item><item><title><![CDATA[mAP：目标检测算法性能评估参数]]></title><link>https://blog.youkuaiyun.com/David_jiahuan/article/details/137279316</link><guid>https://blog.youkuaiyun.com/David_jiahuan/article/details/137279316</guid><author>David_jiahuan</author><pubDate>Tue, 02 Apr 2024 17:58:42 +0800</pubDate><description><![CDATA[mAP、mAP_50、mAP_75、mAP_s、mAP_m、mAP_l]]></description><category></category></item><item><title><![CDATA[YOLOv8 图像分割]]></title><link>https://blog.youkuaiyun.com/David_jiahuan/article/details/131322455</link><guid>https://blog.youkuaiyun.com/David_jiahuan/article/details/131322455</guid><author>David_jiahuan</author><pubDate>Wed, 21 Jun 2023 10:50:30 +0800</pubDate><description><![CDATA[yolov8图像分割模型，训练、推理、推理结果解析]]></description><category></category></item><item><title><![CDATA[jupyter notebook 安装或卸载过程中需要输入y/n 怎么办？]]></title><link>https://blog.youkuaiyun.com/David_jiahuan/article/details/130089791</link><guid>https://blog.youkuaiyun.com/David_jiahuan/article/details/130089791</guid><author>David_jiahuan</author><pubDate>Tue, 11 Apr 2023 17:55:10 +0800</pubDate><description><![CDATA[最后面添加 --yes 即可。]]></description><category></category></item><item><title><![CDATA[pycharm：matplotlib绘制的图 不显示]]></title><link>https://blog.youkuaiyun.com/David_jiahuan/article/details/128664270</link><guid>https://blog.youkuaiyun.com/David_jiahuan/article/details/128664270</guid><author>David_jiahuan</author><pubDate>Thu, 12 Jan 2023 18:12:55 +0800</pubDate><description><![CDATA[pycharm matplotlib 不显示图片]]></description><category></category></item><item><title><![CDATA[二进制数与运算]]></title><link>https://blog.youkuaiyun.com/David_jiahuan/article/details/128537692</link><guid>https://blog.youkuaiyun.com/David_jiahuan/article/details/128537692</guid><author>David_jiahuan</author><pubDate>Tue, 03 Jan 2023 19:05:22 +0800</pubDate><description><![CDATA[二进制与运算技巧]]></description><category></category></item><item><title><![CDATA[argument 1 must be str, not PosixPath]]></title><link>https://blog.youkuaiyun.com/David_jiahuan/article/details/125866880</link><guid>https://blog.youkuaiyun.com/David_jiahuan/article/details/125866880</guid><author>David_jiahuan</author><pubDate>Tue, 19 Jul 2022 10:55:23 +0800</pubDate><description><![CDATA[argument 1 must be str, not PosixPath]]></description><category></category></item><item><title><![CDATA[MacOs系统安装Docker后，下载的镜像默认保存地址]]></title><link>https://blog.youkuaiyun.com/David_jiahuan/article/details/124760459</link><guid>https://blog.youkuaiyun.com/David_jiahuan/article/details/124760459</guid><author>David_jiahuan</author><pubDate>Fri, 13 May 2022 21:41:30 +0800</pubDate><description><![CDATA[1、docker启动成功后，找到docker图标：



2、单击选择【Preferences...】：



3、【Resources —&gt; ADVANCED】右侧下拉到最下面，查看 【Disk image location】选项：






]]></description><category></category></item><item><title><![CDATA[macOS 安装HomeBrew]]></title><link>https://blog.youkuaiyun.com/David_jiahuan/article/details/123771827</link><guid>https://blog.youkuaiyun.com/David_jiahuan/article/details/123771827</guid><author>David_jiahuan</author><pubDate>Sun, 27 Mar 2022 13:25:57 +0800</pubDate><description><![CDATA[Mac、HomeBrew、报错]]></description><category></category></item></channel></rss>