2 discussion and 1 Assignment

DISUCSSION – Intro to Data Mining

Chapter 7 :  Cluster Analysis: Basic Concepts and Algorithms

This week we also discuss the concepts in chapter seven, which deals with the basic concepts and algorithms of cluster analysis. After reading chapter seven answer the following questions:

· What is K-means from a basic standpoint?

· What are the various types of clusters and why is the distinction important?

· What are the strengths and weaknesses of K-means?

· What is a cluster evaluation?

Select at least two types of cluster evaluations, discuss the concepts of each method.

Reference:

TextBook :

1) Data Mining: Concepts and Techniques

Author: Jiawei Han, Jian Pei, Micheline Kamber Date: 2011

2) Križanić, S. (2020). Educational data mining using cluster analysis and decision tree technique: A case study . International Journal of Engineering Business Management, 12, 184797902090867–.