Applied Unsupervised Learning with R

Course Description Overview

Course Number:
035452
Course Length:
2 days
Course Description Overview:
Starting with the basics, Applied Unsupervised Learning with R explains clustering methods, distribution analysis, data encoders, and all features of R that enable you to understand your data better and get answers to all your business questions.

Starting with the basics, Applied Unsupervised Learning with R explains clustering methods, distribution analysis, data encoders, and features of R that enable you to understand your data better and get answers to your most pressing business questions.


This course begins with the most important and commonly used method for unsupervised learning - clustering - and explains the three main clustering algorithms - k-means, divisive, and agglomerative. Following this, you'll study market basket analysis, kernel density estimation, principal component analysis, and anomaly detection. You'll be introduced to these methods using code written in R, with further instructions on how to work with, edit, and improve R code. To help you gain a practical understanding, the course also features useful tips on applying these methods to real business problems, including market segmentation and fraud detection. By working through interesting activities, you'll explore data encoders and latent variable models.


By the end of this course, you will have a better understanding of different anomaly detection methods, such as outlier detection, Mahalanobis distances, and contextual and collective anomaly detection.


Course Objectives:
This course is beneficial for individuals having prior programming knowledge R. Basic knowledge of mathematical concepts, including exponents, square roots, means, and medians is expected.

After completing this course, you will be able to:

  • Implement clustering methods such as k-means, agglomerative, and divisive
  • Write code in R to analyze market segmentation and consumer behavior
  • Estimate distribution and probabilities of different outcomes
  • Implement dimension reduction using principal component analysis
  • Apply anomaly detection methods to identify fraud
  • Design algorithms with R and learn how to edit or improve code
Target Student:
Applied Unsupervised Learning with R is designed for business professionals who want to learn about methods to understand their data better, and developers who have an interest in unsupervised learning. Although the course is for beginners, it will be beneficial to have some basic, beginner-level familiarity with R. This includes an understanding of how to open the R console, how to read data, and how to create a loop. To easily understand the concepts of this course, you should also know basic mathematical concepts, including exponents, square roots, means, and medians.
Prerequisites:
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Course-specific Technical Requirements Software:
  • OS: Windows 7 SP1 64-bit, Windows 8.1 64-bit or Windows 10 64-bit, Linux (Ubuntu, Debian, Red Hat, or Suse), or the latest version of OS X
  • R (3.0.0 or more recent, available for free at https://cran.r-project.org/)
Course-specific Technical Requirements Hardware:

For the optimal student experience, we recommend the following hardware configuration:

  • Processor: Intel Core i5 or equivalent
  • Memory: 4 GB RAM
  • Storage: 5 GB available space
  • An internet connection
Certification reference (where applicable)
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Course Content:

Lesson 1: Introduction to Clustering Methods

  • Introduction
  • Introduction to Clustering
  • Introduction to the Iris Dataset
  • Introduction to k-means Clustering
  • Introduction to k-means Clustering with Built-In Functions
  • Introduction to Market Segmentation
  • Introduction to k-medoids Clustering


Lesson 2: Advanced Clustering Methods

  • Introduction
  • Introduction to k-modes Clustering
  • Introduction to Density-Based Clustering (DBSCAN)


Lesson 3: Probability Distributions

  • Introduction
  • Basic Terminology of Probability Distributions
  • Introduction to Kernel Density Estimation
  • Introduction to the Kolmogorov-Smirnov Test


Lesson 4: Dimension Reduction

  • Introduction
  • Market Basket Analysis


Lesson 5: Data Comparison Methods

  • Introduction
  • Analytic Signatures
  • Latent Variable Models – Factor Analysis


Lesson 6: Anomaly Detection

  • Introduction
  • Univariate Outlier Detection
  • Kernel Density
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