hegq12
He Guo-Qing
Recently Published
Machine Learning 06 exercise
bagging & boosting, decision tree, random forest
plyr exercise 03
plyr
Machine Learning Exercise 04
principal component analysis & factor analysis
plyr exercise 02
plyr
plyr exercise 01
plyr
HW3 Logistic Regression
Logistic Regression, ROC curve
Machine Learning HW2
Ordinary Regression
Homework II
OLS regression, stepwise regression, influential point detection
Homework I
Advanced Applied Mathematical Statistics, Liu Yang, Tsinghua University, Beijing, 2014.3.25.
quantmod exercise03
Computing the efficiency of CCI index using Apple share prices
ggplot2 exercise 4-5
scale_x_date, polar coordinate system
R Exercise 15
principal component & factor analysis
RapidMiner exercise 2
Data importing, cleasing, attribute selecting
R Exercise 14
Plot Google maps in R; Plot dynamic graph on literacy rates of nations
quantmod Exercise2
股票蜡烛图与ADX趋势曲线
ggplot2 作业1
qplot的基本用法，以网站访问ip数和点击数pv的时间序列为例
quantmod-Exercise1
stock prices
R13 Exercise
Classification & Cluster analyses: decision tree & dendrogram
ggplot2-Exercise3
失业率曲线、美国城市人口地图
R12作业
Dataguru黄志洪老师R语言课程第12次作业