cm

Use of scikit Random Forest sample_weights

匿名 (未验证) 提交于 2019-12-03 02:50:02
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试): 问题: I've been trying to figure out scikit's Random Forest sample_weight use and I cannot explain some of the results I'm seeing. Fundamentally I need it to balance a classification problem with unbalanced classes. In particular, I was expecting that if I used a sample_weights array of all 1's I would get the same result as w sample_weights=None. Additionally, I was expeting that any array of equal weights (i.e. all 1s, or all 10s or all 0.8s...) would provide the same result. Perhaps my intuition of weights is wrong in this case. Here's the code

Use of scikit Random Forest sample_weights

匿名 (未验证) 提交于 2019-12-03 02:49:01
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试): 问题: I've been trying to figure out scikit's Random Forest sample_weight use and I cannot explain some of the results I'm seeing. Fundamentally I need it to balance a classification problem with unbalanced classes. In particular, I was expecting that if I used a sample_weights array of all 1's I would get the same result as w sample_weights=None. Additionally, I was expeting that any array of equal weights (i.e. all 1s, or all 10s or all 0.8s...) would provide the same result. Perhaps my intuition of weights is wrong in this case. Here's the code

sklearn plot confusion matrix with labels

匿名 (未验证) 提交于 2019-12-03 02:46:02
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试): 问题: I want to plot a confusion matrix to visualize the classifer's performance, but it shows only the numbers of the labels, not the labels themselves: from sklearn.metrics import confusion_matrix import pylab as pl y_test=['business', 'business', 'business', 'business', 'business', 'business', 'business', 'business', 'business', 'business', 'business', 'business', 'business', 'business', 'business', 'business', 'business', 'business', 'business', 'business'] pred=array(['health', 'business', 'business', 'business', 'business', 'business',

CM12 build failed for oneplus one

匿名 (未验证) 提交于 2019-12-03 02:27:02
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试): 问题: I am following this wiki http://wiki.cyanogenmod.org/w/Build_for_bacon to build cyanogenmod 12 for oneplus one. Build fails with the following error. brunch bacon including vendor/cm/vendorsetup.sh Looking for dependencies ============================================ PLATFORM_VERSION_CODENAME=REL PLATFORM_VERSION=5.0.2 CM_VERSION=12-20150505-UNOFFICIAL-bacon TARGET_PRODUCT=cm_bacon TARGET_BUILD_VARIANT=userdebug TARGET_BUILD_TYPE=release TARGET_BUILD_APPS= TARGET_ARCH=arm TARGET_ARCH_VARIANT=armv7-a-neon TARGET_CPU_VARIANT=krait TARGET_2ND

0009-如何升级Cloudera Manager和CDH

匿名 (未验证) 提交于 2019-12-02 22:56:40
温馨提示:要看高清无码套图,请使用手机打开并单击图片放大查看。 1.文档编写目的 本文档讲述如何升级Cloudera Manager和CDH,通过本文档,您将学习到以下知识: 1.如何对Cloudera Manager进行停机升级 2.如何对CDH进行停机升级 3.如何在不影响集群作业的情况下进行CDH滚动升级 文档主要分为以下几步: 1.Cloudera升级概述 2.Minor版本Cloudera Manager和CDH升级 3.Maintenance版本滚动升级CDH 4.滚动升级时进行任务验证 5.集群升级完成后功能验证 这篇文档将重点介绍CDH升级,并基于以下假设: 1.CDH5.4.3环境已搭建并正常运行 2.集群服务(CM、HBase、HDFS、Hive、Hue、Oozie、Spark、Yarn、Zookeeper) 3.Cloudera Manager使用rpm安装 4.CDH使用parcels安装 5.集群未配置Kerberos 以下是本次测试环境,但不是本操作手册的硬限制: 1.操作系统:Redhat6.5 2.旧CM/CDH版本:CM5.4.3/ CDH5.4.3 3.CM/CDH的目标升级版本:CM5.11.1/ CDH5.11.1 4.采用sudo权限的ec2-user用户进行操作 升级建议: 1.针对CDH的Maintenance Version升级

搭建CDH实验环境,以三个节点为例的安装配置

匿名 (未验证) 提交于 2019-12-02 22:56:40
(一)实验环境 l 实验介质 n CentOS-7-x86_64-Everything-1708.iso n jdk-8u161-linux-x64.rpm n cloudera-manager-centos7-cm5.12.1_x86_64.tar.gz n CDH-5.12.1-1.cdh5.12.1.p0.3-el7.parcel n CDH-5.12.1-1.cdh5.12.1.p0.3-el7.parcel.sha1 n manifest.json l 准备三台CentOS虚拟机,三个节点:一个Cloudera Manager节点、两个Agent节点 安装如下: n CDH71:Server GUI、Development Tools、MariaDB n CDH72、CDH73:Server GUI、Development Tools (二)安装配置CentOS(每台机器) 注意把下面的两个选项选上 l Server With GUI l Development Tools l MariaDB Server(就是MySQL数据库):注意只在cdh71上安装 l 关闭防火墙 systemctl stop firewalld.service systemctl disable firewalld.service l 配置主机名:编辑/etc/hosts文件 l 配置免密码登录

oracle/mysql java jdbc类型映射

匿名 (未验证) 提交于 2019-12-02 22:06:11
MySQL数据类型 JAVA数据类型 JDBC TYPE 普通变量类型 主键类型 BIGINT Long BIGINT 支持 支持 TINYINT Byte TINYINT 支持 不支持 SMALLINT Short SMALLINT 支持 不支持 MEDIUMINT Integer INTEGER 支持 支持 INTEGER Integer INTEGER 支持 支持 INT Integer INTEGER 支持 支持 FLOAT Float REAL 支持 不支持 DOUBLE Double DOUBLE 支持 不支持 DECIMAL BigDecimal DECIMAL 支持 不支持 NUMERIC BigDecimal DECIMAL 支持 不支持 CHAR String CHAR 支持 不支持 VARCHAR String VARCHAR 支持 不支持 TINYBLOB DataTypeWithBLOBs.byte[] BINARY 不支持 不支持 TINYTEXT String VARCHAR 支持 不支持 BLOB DataTypeWithBLOBs.byte[] BINARY 不支持 不支持 TEXT DataTypeWithBLOBs.String LONGVARCHAR 不支持 不支持 MEDIUMBLOB DataTypeWithBLOBs.byte[]

5.1.k8s.ConfigMap

限于喜欢 提交于 2019-12-02 16:56:18
ConfigMap #ConfigMap用于保存配置数据的键值对,可用来保存单个属性,或配置文件 #ConfigMap创建 # 使用yaml文件创建ConfigMap #cm-demo.yaml kind: ConfigMap apiVersion: v1 metadata: name: cm-demo namespace: default data: data.1: hello data.2: world config: | property.1=value-1 property.2=value-2 #创建 kubectl create -f cm-demo.yaml.yaml #查看 kubectl get cm cm-demo -o yaml # 从文件、目录创建ConfigMap #创建目录和文件 mkdir testcm echo -e "host=127.0.0.1\nport=3306" >testcm/mysql.conf echo -e "host=127.0.0.1\nport=6379" >testcm/redis.conf ls -l testcm cat testcm/mysql.conf cat testcm/redis.conf #使用from-file 从目录testcm 创建ConfigMap 名称为cm-demo1 kubectl create

Centos7 搭建 cloudera-manager 集群

筅森魡賤 提交于 2019-12-02 10:31:32
0、准备工作 关闭防火墙 # 所有节点 systemctl stop firewalld systemctl disable firewalld 禁止交换 # 所有节点 sysctl vm.swappiness = 0 禁用大页面 # 所有节点 echo never > /sys/kernel/mm/transparent_hugepage/defrag echo never > /sys/kernel/mm/transparent_hugepage/enabled 1、JDK 卸载现有 Java rpm -qa | grep java | xargs sudo rpm -e --nodeps 解压到 /opt/module 目录 tar -zxvf jdk-8u144-linux-x64.tar.gz -C /opt/module/ 配置环境变量 sudo vim /etc/profile #JAVA_HOME export JAVA_HOME = /opt/module/jdk1.8.0_144 export PATH = $PATH : $JAVA_HOME /bin 刷新配置 source /etc/profile 测试是否安装成功 java -version 2、MySQL 查看是否现有的包 rpm -qa | grep mariadb 如果有,删之 rpm -e -

cloudra安装hadoop集群

断了今生、忘了曾经 提交于 2019-12-01 16:22:11
http://archive-primary.cloudera.com/cdh5/parcels/5.3.2/ http://www.cnblogs.com/oftenlin/p/4217670.html http://www.jianshu.com/p/57179e03795f 准备工作 以下步骤要在所有节点上执行 1.1修改hostname vi /etc/sysconfig/network 1.2关闭SELinux 查看SELinux状态getenforce 若SELinux没有关闭,按照下述方式关闭 vi /etc/selinux/config 修改SELinux=disabled。重启生效,可以等后面都设置完了重启主机 1.3关闭防火墙 sudo service iptables stop sudo chkconfig iptables off sudo chkconfig iptables --list 1.4网络配置 vim /etc/sysconfig/network-scripts/ifcfg-eth0 DEVICE="eth0" BOOTPROTO="static" IPADDR=192.168.1.110 NM_CONTROLLED="yes" ONBOOT="yes" TYPE="Ethernet" DNS1=8.8.8.8 DNS2=8.8.4.4