Category Archives: open-source

New version of SPMF (2.44): 4 new algorithms, datasets and features

Posted on 2021-02-12 by Philippe Fournier-Viger

Today, I am happy to announce that a new version of the SPMF open-source data mining software is released (v. 2.44). This is the download page. This new version was made possible due to several contributors. What is new? New … Continue reading →

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The SPMF data mining library v.2.40 is released!

Posted on 2019-10-23 by Philippe Fournier-Viger

Hi all, I am please to announce that a new version of SPMF has just been published (v 2.40). It contains 9 novel algorithms: It also includes some bug fixes and other minor improvements. I did not release a new version of SPMF since a few … Continue reading →

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Analyzing the source code of SPMF (5 years later)

Posted on 2019-01-12 by Philippe Fournier-Viger

Five years ago, I had analyzed the source code of the SPMF data mining software using an open-source tool called CodeAnalyzer ( http://sourceforge.net/projects/codeanalyze-gpl/ ). This had provided some interesting insights about the structure of the project, especially in terms of lines of codes and code to … Continue reading →

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How to run SPMF without installing Java?

Posted on 2018-04-02 by Philippe Fournier-Viger

The SPMF data mining software is a popular open-source software for discovering patterns in data and for performing other data mining tasks. Typically, to run SPMF, Java must have been installed on a computer. However, it is possible to run SPMF on a computer that does not have Java installed. For example, … 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 →

Posted in Big data, Data Mining, Data science, open-source, spmf | Tagged , , , | 9 Comments

An introduction to periodic pattern mining

Posted on 2016-07-14 by Philippe Fournier-Viger

In this blog post I will give an introduction to the discovery of periodic patterns in data. Mining periodic patterns is an important data mining task as patterns may periodically appear in all kinds of data, and it may be desirable to find them … Continue reading →

Posted in Big data, Data Mining, Data science, open-source, Research, Uncategorized, Utility Mining | 29 Comments

SPMF data mining library 0.98: new pattern visualization window

Posted on 2016-01-14 by Philippe Fournier-Viger

This blog post is to let you know that I have just published a new version of the SPMF open-source Java data mining library (0.98) that offers a new window for visualizing the patterns found by data mining algorithms. This … 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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