Decision Trees, Random Forests, Bagging & XGBoost: R Studio

BY
Udemy

Mode

Online

Fees

₹ 3699

Quick Facts

particular details
Medium of instructions English
Mode of learning Self study
Mode of Delivery Video and Text Based

Course and certificate fees

Fees information
₹ 3,699
certificate availability

Yes

certificate providing authority

Udemy

The syllabus

Introduction

  • Welcome to the Course!
  • Course Resources

Setting up R Studio and R Crash Course

  • Installing R and R studio
  • This is a milestone!
  • Basics of R and R studio
  • Packages in R
  • Inputting data part 1: Inbuilt datasets of R
  • Inputting data part 2: Manual data entry
  • Inputting data part 3: Importing from CSV or Text files
  • Creating Barplots in R
  • Creating Histograms in R

Machine Learning Basics

  • Introduction, Key concepts and Examples
  • Steps in building an ML model

Simple Decision trees

  • Basics of Decision Trees
  • Understanding a Regression Tree
  • The stopping criteria for controlling tree growth
  • The Data set for the Course
  • Importing the Data set into R
  • Splitting Data into Test and Train Set in R
  • More about test-train split
  • Building a Regression Tree in R
  • Pruning a tree
  • Pruning a Tree in R

Simple Classification Tree

  • Classification Trees
  • The Data set for Classification problem
  • Building a classification Tree in R
  • Advantages and Disadvantages of Decision Trees

Ensemble technique 1 - Bagging

  • Bagging
  • Bagging in R

Ensemble technique 2 - Random Forest

  • Random Forest technique
  • Random Forest in R

Ensemble technique 3 - Boosting

  • Boosting techniques
  • Quiz
  • Gradient Boosting in R
  • AdaBoosting in R
  • XGBoosting in R
  • Quiz

Add-on 1: Preprocessing and Preparing Data before making any model

  • Gathering Business Knowledge
  • Data Exploration
  • The Data and the Data Dictionary
  • Importing the dataset into R
  • Univariate Analysis and EDD
  • EDD in R
  • Outlier Treatment
  • Outlier Treatment in R
  • Missing Value imputation
  • Missing Value imputation in R
  • Seasonality in Data
  • Bi-variate Analysis and Variable Transformation
  • Variable transformation in R
  • Non Usable Variables
  • Dummy variable creation: Handling qualitative data
  • Dummy variable creation in R
  • Correlation Matrix and cause-effect relationship
  • Correlation Matrix in R
  • Quiz

Bonus Section

  • The final milestone!
  • Bonus Lecture

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