<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[weixin_53900949的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/weixin_53900949</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; weixin_53900949]]></copyright><item><title><![CDATA[文献精读笔记和感想Deep learning assisted ATR-FTIR and Raman spectroscopy fusion technology for microplastic ]]></title><link>https://blog.youkuaiyun.com/weixin_53900949/article/details/157033976</link><guid>https://blog.youkuaiyun.com/weixin_53900949/article/details/157033976</guid><author>weixin_53900949</author><pubDate>Fri, 16 Jan 2026 21:16:03 +0800</pubDate><description><![CDATA[4、基线校正的重要性：没有高效的预处理算法，不能算的上是好的，在实际环境时会失效（故而我们对已有的数据集是否需要进一步预处理呢，这是一个重要的问题，是否这个数据足够好呢）。各种模型下的情况，发现单模态对各种特定物质的识别率很低，然后作者利用融合模型对数据进行预测，效果很好。5、去对比不同模型的分数，对比不同光谱的分数，对比融合起来的分数。7、去对比不同模型的分数，对比不同光谱的分数，对比融合起来的分数。4、数据最高级融合的思想，分配权重的思想，我觉得可以生成数据然后咱们再去分配权重然后去预测。]]></description><category></category></item><item><title><![CDATA[机器学习知识点巩固第一章]]></title><link>https://blog.youkuaiyun.com/weixin_53900949/article/details/148636334</link><guid>https://blog.youkuaiyun.com/weixin_53900949/article/details/148636334</guid><author>weixin_53900949</author><pubDate>Fri, 13 Jun 2025 16:58:15 +0800</pubDate><description><![CDATA[《机器学习基础问答摘要》
本文通过问答形式梳理机器学习核心概念：1）有监督学习利用标签数据（分类/回归），无监督学习基于相似性聚类；2）建模流程含数据获取、预处理、特征工程、模型训练与评估；3）特征工程是决定模型上限的关键步骤；4）欠拟合（模型简单）和过拟合（模型复杂/数据不足）是常见问题；5）推荐使用scikit-learn库搭建环境（安装命令：pip install scikit-learn）。全文强调特征工程的重要性和模型调优的核心思路。]]></description><category></category></item><item><title><![CDATA[P2392 kkksc03考前临时抱佛脚]]></title><link>https://blog.youkuaiyun.com/weixin_53900949/article/details/127315980</link><guid>https://blog.youkuaiyun.com/weixin_53900949/article/details/127315980</guid><author>weixin_53900949</author><pubDate>Fri, 14 Oct 2022 10:46:13 +0800</pubDate><description><![CDATA[【代码】【无标题】]]></description><category></category></item><item><title><![CDATA[P1163 银行贷款]]></title><link>https://blog.youkuaiyun.com/weixin_53900949/article/details/127258869</link><guid>https://blog.youkuaiyun.com/weixin_53900949/article/details/127258869</guid><author>weixin_53900949</author><pubDate>Tue, 11 Oct 2022 10:38:15 +0800</pubDate><description><![CDATA[【代码】P1163 银行贷款。]]></description><category></category></item><item><title><![CDATA[P4995 跳跳！]]></title><link>https://blog.youkuaiyun.com/weixin_53900949/article/details/127067326</link><guid>https://blog.youkuaiyun.com/weixin_53900949/article/details/127067326</guid><author>weixin_53900949</author><pubDate>Tue, 27 Sep 2022 10:47:31 +0800</pubDate><description><![CDATA[【代码】P4995 跳跳！]]></description><category></category></item><item><title><![CDATA[P1208 [USACO1.3]混合牛奶 Mixing Milk]]></title><link>https://blog.youkuaiyun.com/weixin_53900949/article/details/127060671</link><guid>https://blog.youkuaiyun.com/weixin_53900949/article/details/127060671</guid><author>weixin_53900949</author><pubDate>Mon, 26 Sep 2022 20:49:00 +0800</pubDate><description><![CDATA[【代码】P1208 [USACO1.3]混合牛奶 Mixing Milk。]]></description><category></category></item><item><title><![CDATA[P1706 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【深基4.例6】数字直角三角形]]></title><link>https://blog.youkuaiyun.com/weixin_53900949/article/details/126192583</link><guid>https://blog.youkuaiyun.com/weixin_53900949/article/details/126192583</guid><author>weixin_53900949</author><pubDate>Sat, 06 Aug 2022 12:05:56 +0800</pubDate><description><![CDATA[P5721 【深基4.例6】数字直角三角形。]]></description><category></category></item><item><title><![CDATA[P2550 [AHOI2001]彩票摇奖]]></title><link>https://blog.youkuaiyun.com/weixin_53900949/article/details/126023008</link><guid>https://blog.youkuaiyun.com/weixin_53900949/article/details/126023008</guid><author>weixin_53900949</author><pubDate>Wed, 27 Jul 2022 20:53:14 +0800</pubDate><description><![CDATA[P2550[AHOI2001]彩票摇奖java实现]]></description><category></category></item></channel></rss>