<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[LightsUpW的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/LightsUpW</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; LightsUpW]]></copyright><item><title><![CDATA[tensorflow安装教程]]></title><link>https://blog.youkuaiyun.com/LightsUpW/article/details/86657289</link><guid>https://blog.youkuaiyun.com/LightsUpW/article/details/86657289</guid><author>LightsUpW</author><pubDate>Sat, 26 Jan 2019 14:56:48 +0800</pubDate><description><![CDATA[修改源镜像
conda config --add channels https://mirrors.tuna.tsinghua.edu.cn/anaconda/pkgs/free/
conda config --add channels https://mirrors.tuna.tsinghua.edu.cn/anaconda/pkgs/main/
conda config --set show_...]]></description><category></category></item><item><title><![CDATA[linux常用shell命令汇总]]></title><link>https://blog.youkuaiyun.com/LightsUpW/article/details/84100409</link><guid>https://blog.youkuaiyun.com/LightsUpW/article/details/84100409</guid><author>LightsUpW</author><pubDate>Thu, 15 Nov 2018 10:52:08 +0800</pubDate><description><![CDATA[补数据
startDate=20180901
endDate=20181021
startSec=`date -d &quot;$startDate&quot; &quot;+%s&quot;`
endSec=`date -d &quot;$endDate&quot; &quot;+%s&quot;`
for((i=$startSec;i&amp;lt;=$endSec;i+=86400))
do
dtb=`date -d &quot;@$i&quot; &quot;+%Y-%m-%d&quot;`
hiv]]></description><category></category></item><item><title><![CDATA[SparkSQL使用]]></title><link>https://blog.youkuaiyun.com/LightsUpW/article/details/83071098</link><guid>https://blog.youkuaiyun.com/LightsUpW/article/details/83071098</guid><author>LightsUpW</author><pubDate>Tue, 16 Oct 2018 17:29:35 +0800</pubDate><description><![CDATA[一、默认配置
Spark_HOME：进入目录/soft/client/spark-2.1.1-bin-2.6.0/conf文件夹，文件如下：
spark-defaults.conf    //设置spark maeter地址、每个executor进程的内存、占用核数等
spark-env.sh    //spark相关的各种环境变量
log4j.properties.template    //设...]]></description><category></category></item><item><title><![CDATA[Python建模常用代码]]></title><link>https://blog.youkuaiyun.com/LightsUpW/article/details/80985519</link><guid>https://blog.youkuaiyun.com/LightsUpW/article/details/80985519</guid><author>LightsUpW</author><pubDate>Tue, 10 Jul 2018 14:29:55 +0800</pubDate><description><![CDATA[整理记录，不定期更新

评测指标



from scipy.stats import ks_2samp
ks_value = lambda y_pred,y_true: ks_2samp(y_pred[y_true==1], y_pred[y_true!=1]).statistic
from sklearn import metrics
print 'AUC: %.4f' % metrics.r...]]></description><category></category></item><item><title><![CDATA[正则表达式]]></title><link>https://blog.youkuaiyun.com/LightsUpW/article/details/80914048</link><guid>https://blog.youkuaiyun.com/LightsUpW/article/details/80914048</guid><author>LightsUpW</author><pubDate>Wed, 04 Jul 2018 22:51:59 +0800</pubDate><description><![CDATA[^开头  $结尾]]></description><category></category></item><item><title><![CDATA[Hive使用技巧总结]]></title><link>https://blog.youkuaiyun.com/LightsUpW/article/details/80916740</link><guid>https://blog.youkuaiyun.com/LightsUpW/article/details/80916740</guid><author>LightsUpW</author><pubDate>Wed, 04 Jul 2018 18:13:44 +0800</pubDate><description><![CDATA[1.在Hive中可以使用正则表达式

set hive.support.quoted.identifiers=None; 
select a.pin, `(pin)?+.+` from Table

2.输出表数据时，显示列名

set hive.cli.print.header=true;]]></description><category></category></item><item><title><![CDATA[使用随机森林做特征选择]]></title><link>https://blog.youkuaiyun.com/LightsUpW/article/details/80916384</link><guid>https://blog.youkuaiyun.com/LightsUpW/article/details/80916384</guid><author>LightsUpW</author><pubDate>Wed, 04 Jul 2018 17:48:12 +0800</pubDate><description><![CDATA[使用随机森林训练模型

from sklearn.ensemble import RandomForestClassifier
feat_lables = trainx.columns
forest = RandomForestClassifier(n_estimators=10000, random_state=0,n_jobs=1)
forest.fit(trainx, trainy)
imp...]]></description><category></category></item><item><title><![CDATA[宝洁八大问]]></title><link>https://blog.youkuaiyun.com/LightsUpW/article/details/70341565</link><guid>https://blog.youkuaiyun.com/LightsUpW/article/details/70341565</guid><author>LightsUpW</author><pubDate>Sat, 22 Apr 2017 00:00:09 +0800</pubDate><description><![CDATA[STAR原则，即Situation（情景）、Task（任务）、Action（行动）和Result（结果）


一、请你举一个具体的例子，说明你给自己确定了一个很高的目标，然后达到这个目标。

目标+执行力

二、请举例说明你在一项团队活动中如何团结他人，并且起到领导者的作用，并带领团队最终获得所希望的结果。

领导力

三、请你描述一种情形，在这种情形中你必须去寻找相关的信息]]></description><category></category></item><item><title><![CDATA[统计概念总结]]></title><link>https://blog.youkuaiyun.com/LightsUpW/article/details/70341458</link><guid>https://blog.youkuaiyun.com/LightsUpW/article/details/70341458</guid><author>LightsUpW</author><pubDate>Fri, 21 Apr 2017 23:56:24 +0800</pubDate><description><![CDATA[一、p值

P值指的是在一个特定的统计模型H_0下，随机变量的某个统计量T等于数据观测值t或比观测值更为极端的概率。样本数据决定。

准则1：P值可以表达的是数据与原假设的不匹配程度。P值越小越不匹配。

准则2：P值并不能衡量原假设为真的概率。只解释数据与假设之间的关系，不解释假设本身。

准则3：科学结论、商业决策或政策制定不应该仅依赖于P值是否超过一个给定的阈值。这一条给出了]]></description><category></category></item></channel></rss>