Tag Archives: periodic pattern

New version of SPMF: 2.63!

Posted on 2025-08-05 by Philippe Fournier-Viger

This is just a short blog post to let you know that SPMF 2.63 is released on the SPMF website, with some new features such as the Visual Pattern Viewer (to display patterns visually), and also some new algorithms and … Continue reading →

Posted in open-source, spmf | Tagged , , , , , , , , , , | Leave a comment

Test your knowledge about periodic pattern mining

Posted on 2023-05-18 by Philippe Fournier-Viger

Periodic pattern mining is a data mining technique used to discover periodic patterns in a sequence of events. Algorithms for periodic pattern mining have many applications. I have prepared 10 questions to evaluate your knowledge of periodic pattern mining. You … Continue reading →

Posted in Pattern Mining | Tagged , , , , , , , , , , | Leave a comment

Discovering the Top-K Stable Periodic Patterns in a Sequence of Events

Posted on 2023-03-24 by Philippe Fournier-Viger

In this blog post, I will give a brief introduction to the TSPIN paper about how to find stable periodic patterns in a sequence of events. This algorithm was presented in this research paper: Fournier-Viger, P., Wang Y., Yang, P., … Continue reading →

Posted in Big data, Data Mining, Pattern Mining, spmf | Tagged , , , , , , , , | Leave a comment

Happy New Year 2023!

Posted on 2023-01-05 by Philippe Fournier-Viger

To all readers of this blog, I would like to wish you a happy new year 2023! Recently, I have been very busy due to the end of semester and also having COVID. But now, I am fully recovered. Two … Continue reading →

Posted in General, Uncategorized | Tagged , , | Leave a comment

(video) Periodic Pattern Mining

Posted on 2022-07-06 by Philippe Fournier-Viger

Hi all, this is to let you know that I have made another video to explain some interesting pattern mining topics. This time, I will talk about periodic pattern mining. You can watch the video here: (pdf / ppt / video – 34 min)  … Continue reading →

Posted in Pattern Mining | Tagged , , , , , , , | Leave a comment

Key Papers about Periodic Pattern Mining

Posted on 2021-05-20 by Philippe Fournier-Viger

In this blog post, I will list the key algorithms for periodic itemset mining (according to me) with comments about their contributions. Of course, this list is subjective. I did not list all the papers of all authors but I … Continue reading →

Posted in Uncategorized | Tagged , , , , | 4 Comments

An Overview of Pattern Mining Techniques

Posted on 2021-03-09 by Philippe Fournier-Viger

In this blog post, I will give an overview of some of the main pattern mining tasks, to explain what kind of patterns can be found in different types of symbolic data. I will describe some main types of data … Continue reading →

Posted in Big data, Data Mining, Data science, Pattern Mining, Utility Mining | Tagged , , , , , , , , | 20 Comments

(video) Identifying Stable Periodic Frequent Patterns using SPP-Growth

Posted on 2020-03-01 by Philippe Fournier-Viger

Today, I present a video about finding stable periodic patterns in data, and discuss a new algorithm named SPP-Growth for this task. VIDEO LINK: https://www.philippe-fournier-viger.com/spmf/videos/SPPGrowth.mp4 The  SPP-Growth algorithm and datasets for evaluating its performance are available in the SPMF software, which is open-source and programmed in Java. Source code and … Continue reading →

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

Periodic patterns in Web log time series

Posted on 2018-09-26 by Philippe Fournier-Viger

Recently, I have analysed trends about visitors on this blog. I have made two observations. First, there is about 500 to 1000 visitors per day. For this, I want to thank you all for reading and commenting on the blog.  Second, if we … Continue reading →

Posted in Big data, Data Mining, Data science, Time series | Tagged , , , , , | Leave a comment