Tag Archives: data science

This is why you should visualize your data!

Posted on 2017-03-11 by Philippe Fournier-Viger

In the data science and data mining communities, several practitioners are applying various algorithms on data, without attempting to visualize the data.  This is a big mistake because sometimes, visualizing the data greatly helps to understand the data. Some phenomena are obvious when visualizing the data. In this blog post, I will give a few … Continue reading →

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We are launching a new data mining journal

Posted on 2016-12-30 by Philippe Fournier-Viger

In this blog post, I will discuss one of my recent and current project. I have been recently working with my colleague Chun-Wei Lin on launching a new journal, titled “Data Science and Pattern Recognition“. This is a new open-access journal, … Continue reading →

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

Posted on 2016-12-27 by Philippe Fournier-Viger

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 →

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Introduction to time series mining with SPMF

Posted on 2016-12-18 by Philippe Fournier-Viger

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 →

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Discovering hidden patterns in texts using SPMF

Posted on 2016-09-17 by Philippe Fournier-Viger

This tutorial will explain how to analyze text documents to discover complex and hidden relationships between words.  We will illustrate this with a Sherlock Holmes novel. Moreover we will explain how hidden patterns in text can be used to recognize the author of a … Continue reading →

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200,000 visitors on the SPMF website!

Posted on 2015-09-29 by Philippe Fournier-Viger

Today, I will just write a short blog post to mention that the SPMF open-source data mining library has recently passed the milestone of 200,000 visitors.  This is possible thanks to the support of all users of SPMF, and the contributors … Continue reading →

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New version of SPMF Java open-source data mining library (0.95)

Posted on 2014-02-28 by Philippe Fournier-Viger

Today, I write a post to announce a new version of the SPMF Java open-source data mining library.  It is SPMF version 0.95 and it is a major revision. It offers 11 new  data mining algorithms for various data mining … Continue reading →

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