Introduction to clustering: the K-Means algorithm (with Java code)

In this blog post, I will introduce the popular data mining task of clustering (also called cluster analysis).  I will explain what is the goal of clustering, and then introduce the popular K-Means algorithm with an example. Moreover, I will briefly explain how an open-source Java implementation of … Continue reading

Introduction to time series mining with SPMF

This blog post briefly explain how time series data mining can be performed with the Java open-source data mining library SPMF (v.2.06).  It first explain what is a time series and then discuss how data mining can be performed on time series. What is … Continue reading

An Introduction to High-Utility Itemset Mining

In this blog post, I will give an introduction about a popular problem in data mining, which is called “high-utility itemset mining” or more generally utility mining. I  will give an overview of this problem, explains why it is interesting, and provide source code of … Continue reading

Why it is important to publish source code and datasets for researchers?

Today, I will discuss about why it is important that researchers share their source code and data. As some of you know, I’m working on the design of data mining algorithms. More specifically, I’m working on algorithms for discovering patterns … Continue reading