小提琴图 (1)

该文档中包含大量代码，首先是一些R语言基本语法练习的，然后是一些机器学习相关的，最后是一些评分卡指标计算、建模相关的。(This document contains a lot of code, first some basic grammar exercises of R language, then some machine learning related, and finally some scorecard index calculation, modeling related.)

说明：  spei的R语言计算版本 用于计算干旱指数spei(R language computing version of spei)

R语言编程学习，copula函数数据编程分析。相关性分析，R语言的应用(R Copula)

利用R语言进行两个变量的空间自相关分析，从而进行克里金插值(The spatial autocorrelation analysis of two variables is carried out by using R language.)

说明：  一篇论文的GARCH in mean VAR(GARCH in mean VAR of a published paper)

说明：  通过本书，读者不仅能掌握使用R及相关算法包来快速解决实际问题的方法，而且能从实际问题分析入手，到利用R进行求解，以及对挖掘结果进行分析的全面训练(Through this book, readers can not only master the method of using R and relevant algorithm packages to quickly solve practical problems, but also start from the analysis of practical problems to the comprehensive training of using R to solve problems and analyzing mining results)

从GEO数据库下载原始数据，提取数据中的表达值(Download raw data from the GEO database and extract the expression values in the data)

说明：  估算波动率的动态条件相关系数，衡量两个金融市场之间的风险溢出效应(Estimating the dynamic conditional correlation coefficient of volatility and measuring the Risk Spillover Effect between two financial markets)

说明：  PSTR模型，解决面板数据的非线性关系问题，适合初学者使用(PSTR model, which solves the problem of non-linear relationship of panel data, is suitable for beginners to use.)

these of diagnosis electrical machine