<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[WeekSix的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/WeekSix</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; WeekSix]]></copyright><item><title><![CDATA[线性规划基础 Introduction to Linear Programming #3]]></title><link>https://blog.youkuaiyun.com/WeekSix/article/details/131566889</link><guid>https://blog.youkuaiyun.com/WeekSix/article/details/131566889</guid><author>WeekSix</author><pubDate>Thu, 06 Jul 2023 03:01:21 +0800</pubDate><description><![CDATA[多期生产模型是一种数学模型，用于优化多个时间段内的生产决策。它考虑资源分配、生产水平、库存管理以及其他相关因素，以在不同期间内最大化特定目标或最小化成本。在该模型中，决策者需要针对每个时间段做出有关生产数量、库存水平和资源分配的选择。目标是找到最优的生产计划，在考虑需求、产能限制和库存承载成本等各种约束条件下，最大化利润、最小化成本或满足其他特定目标。]]></description><category></category></item><item><title><![CDATA[线性规划基础 Introduction to Linear Programming #2]]></title><link>https://blog.youkuaiyun.com/WeekSix/article/details/131554104</link><guid>https://blog.youkuaiyun.com/WeekSix/article/details/131554104</guid><author>WeekSix</author><pubDate>Thu, 06 Jul 2023 02:22:49 +0800</pubDate><description><![CDATA[两道例题。]]></description><category></category></item><item><title><![CDATA[【LP】线性规划基础 Introduction to Linear Programming #1]]></title><link>https://blog.youkuaiyun.com/WeekSix/article/details/131553322</link><guid>https://blog.youkuaiyun.com/WeekSix/article/details/131553322</guid><author>WeekSix</author><pubDate>Wed, 05 Jul 2023 13:51:46 +0800</pubDate><description><![CDATA[线性规划是一种优化问题的解决方法。它帮助我们找到在一些限制条件下，如何最好地利用资源来达到我们的目标。通过使用数学方程，我们可以确定变量的最佳值，从而使我们的目标最大化或最小化。这个方法可以应用于许多不同的问题，例如制定最佳的生产计划、资源分配、成本最小化等。它是一个强大的工具，可以帮助我们做出明智的决策并找到最优解。比如，我们要去超市买零食。我们可能会面临一个选择问题：每种零食的价格不同，如何在有限的预算下购买最多的零食？这就是一个线性规划的问题。]]></description><category></category></item><item><title><![CDATA[Kotlin数据容器基础-集合]]></title><link>https://blog.youkuaiyun.com/WeekSix/article/details/128612862</link><guid>https://blog.youkuaiyun.com/WeekSix/article/details/128612862</guid><author>WeekSix</author><pubDate>Mon, 09 Jan 2023 14:17:09 +0800</pubDate><description><![CDATA[在Kotlin中集合，分为，以及，其中可变集合是一种可以动态改变大小的数据结构。常用的集合有三种。]]></description><category></category></item><item><title><![CDATA[Kotlin数据容器 - 数组]]></title><link>https://blog.youkuaiyun.com/WeekSix/article/details/128510338</link><guid>https://blog.youkuaiyun.com/WeekSix/article/details/128510338</guid><author>WeekSix</author><pubDate>Mon, 09 Jan 2023 12:49:27 +0800</pubDate><description><![CDATA[Kotlin数组的基础知识]]></description><category></category></item><item><title><![CDATA[【Android】使用MaterialButton]]></title><link>https://blog.youkuaiyun.com/WeekSix/article/details/128530695</link><guid>https://blog.youkuaiyun.com/WeekSix/article/details/128530695</guid><author>WeekSix</author><pubDate>Tue, 03 Jan 2023 12:38:56 +0800</pubDate><description><![CDATA[如何使用Google的MaterialButton]]></description><category></category></item><item><title><![CDATA[Android 基础UI Layout介绍]]></title><link>https://blog.youkuaiyun.com/WeekSix/article/details/128527411</link><guid>https://blog.youkuaiyun.com/WeekSix/article/details/128527411</guid><author>WeekSix</author><pubDate>Tue, 03 Jan 2023 11:22:35 +0800</pubDate><description><![CDATA[三种基础layout
LinearLayout
RelativeLayout
FrameLayout]]></description><category></category></item><item><title><![CDATA[【Kotlin基本数据类型】]]></title><link>https://blog.youkuaiyun.com/WeekSix/article/details/128493080</link><guid>https://blog.youkuaiyun.com/WeekSix/article/details/128493080</guid><author>WeekSix</author><pubDate>Sun, 01 Jan 2023 06:48:24 +0800</pubDate><description><![CDATA[Kotlin基本数据类型]]></description><category></category></item><item><title><![CDATA[【Android Studio的完全卸载清理】]]></title><link>https://blog.youkuaiyun.com/WeekSix/article/details/128490316</link><guid>https://blog.youkuaiyun.com/WeekSix/article/details/128490316</guid><author>WeekSix</author><pubDate>Fri, 30 Dec 2022 08:44:41 +0800</pubDate><description><![CDATA[【代码】【Android Studio的完全卸载清理】]]></description><category></category></item><item><title><![CDATA[Android安卓项目构架]]></title><link>https://blog.youkuaiyun.com/WeekSix/article/details/128490192</link><guid>https://blog.youkuaiyun.com/WeekSix/article/details/128490192</guid><author>WeekSix</author><pubDate>Fri, 30 Dec 2022 08:24:33 +0800</pubDate><description><![CDATA[安卓工程目录基本结构的简介。]]></description><category></category></item><item><title><![CDATA[Machine Learning小技巧:LogSumExp]]></title><link>https://blog.youkuaiyun.com/WeekSix/article/details/105215383</link><guid>https://blog.youkuaiyun.com/WeekSix/article/details/105215383</guid><author>WeekSix</author><pubDate>Wed, 01 Apr 2020 02:27:17 +0800</pubDate><description><![CDATA[LogSumExp小技巧
Machine Learning当中会涉及到许多的小技巧让运算更快捷，或者结果更精确，其中LogSumExp就是一种可以运到softmax的代码实现中小技巧。
LogSumExp(x1…xn)=log⁡(∑i=1nexi)
LogSumExp(x_1…x_n) = \log\big( \sum_{i=1}^{n} e^{x_i} \big)
LogSumExp(x1​…x...]]></description><category></category></item><item><title><![CDATA[JAX学习笔记（random）]]></title><link>https://blog.youkuaiyun.com/WeekSix/article/details/105198612</link><guid>https://blog.youkuaiyun.com/WeekSix/article/details/105198612</guid><author>WeekSix</author><pubDate>Tue, 31 Mar 2020 09:37:40 +0800</pubDate><description><![CDATA[Random.PRNGKey
from jax import random
key = random.PRNGKey(1)
print(key)

PRNGKey会生成一个（2，）shape array来作为seed的值
output: [0 1]

在未来需要生成随机数的时候，可以直接使用key值来作为seed，方便操作。
x = random.normal(key)
w = random.no...]]></description><category></category></item></channel></rss>