Tag Archives: algorithm

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 →

Posted in Data Mining, Data science, open-source, Pattern Mining, Utility Mining | Tagged , , , , , , , | Leave a comment

(video) Mining Frequent Itemsets with the Apriori algorithm

Posted on 2019-04-20 by Philippe Fournier-Viger

This is a video presentation of the Apriori algorithm for discovering frequent itemsets in data. Frequent itemset mining is one of the most popular data mining task. VIDEO LINK: http://www.philippe-fournier-viger.com/spmf/videos/apriori.mp4 The Java source code of the Apriori algorithm and datasets for evaluating its performance are available in the SPMF software. If you want … Continue reading →

Posted in Data Mining, Data science, Pattern Mining, Video | Tagged , , , , , , , | Leave a comment

On the correctness of the FSMS algorithm for frequent subgraph mining

Posted on 2018-01-20 by Philippe Fournier-Viger

In this blog post, I will explain why the FSMS algorithm for frequent subgraph mining is an incorrect algorithm.  I will publish this blog post because I have found that the algorithm is incorrect after spending a few days to implement the algorithm in 2017 and wish to save time to other researchers … Continue reading →

Posted in Big data, Data Mining, Pattern Mining | Tagged , , , , | 2 Comments

How to test if a data mining mining algorithm implementation is correct?

Posted on 2015-07-28 by Philippe Fournier-Viger

In this blog post, I will discuss how to check if a data mining algorithm implementation is correct and complete. This is a very important topic for researchers who are implementing data mining algorithms since an incorrect implementation may generate unexpected results. … Continue reading →

Posted in Data Mining, Programming, Research, Uncategorized | Tagged , , , | 3 Comments

What are the steps to implement a data mining algorithm?

Posted on 2013-06-13 by Philippe Fournier-Viger

In this post, I will discuss what are the steps that I follow to implement a data mining algorithm.  The subject of this post comes from a question that I have received by e-mail recently, and I think that it … Continue reading →

Posted in Data Mining, Programming | Tagged , , , , | 43 Comments