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Recent Posts
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- Upcoming in SPMF 2.64b : The “Pattern Diff Analyzer”
- A new version of SPMF (v2.64, november 2025)!
- GMP: A new algorithm for compressing protein sequences
- A new tool for visualizing algorithms from SPMF
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- Philippe Fournier-Viger on What is a Closed Itemset and Why is it Useful?
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Category Archives: Pattern Mining
Test your knowledge about periodic pattern mining
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
An Interactive Demo of The Apriori algorithm
I have created a new website for students that provides an interactive demo of the Apriori algorithm. It allows to run Apriori in your browser and see the results step by step. The website is here: Apriori Algorithm Demo To … Continue reading
Test your knowledge about sequential pattern mining!
Sequential pattern mining is a data mining technique used to discover frequent sequences or patterns in data. I have prepared a short test of 10 questions to evaluate your knowledge of sequential pattern mining. The test is not very hard. … Continue reading
Test your knowledge about pattern mining!
Today, I publish a small quiz to test your knowledge about pattern mining. There are 10 questions, which are then followed by the answers. Those questions are not very hard 😉 How many can you get right? Questions Answers Tell … Continue reading
Visualizing the item frequency distribution of pattern mining datasets
In this blog post, I will explain a quick and easy way of visualizing the frequency distribution of items in a dataset in SPMF format for pattern mining. To do this, we will use a new online tool that I … Continue reading
Posted in Pattern Mining, spmf
Tagged association rule, association rule mining, data, dataset, density, frequency, frequency distribution, itemset, pattern mining, spmf format, support
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An Online Tool to Draw FP-Trees
This blog post is to introduce a new tool made of HTML5 and JavaScript for drawing FP-trees, which you can access here:Â https://www.philippe-fournier-viger.com/tools/draw_fptree.php If you are not familiar with FP-trees, the FP-tree is a data structure used in the field of … Continue reading
Posted in Data Mining, Data science, Pattern Mining
Tagged association rule, draw, fp-tree, fpgrowth, fptree, frequent itemset, itemset, online tool, pattern mining
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A yet more efficient high utility itemset mining algorithm (HAMM, to appear in IEEE TKDE)
Today, I will share the good news that I have participated as co-author in a paper proposing a new algorithm for high utility itemset mining called HAMM that is very efficient, and outperforms the state-of-the-art algorithm. This is not an … Continue reading
Introduction to Rare Itemset Mining
In the last decades, many data mining algorithms were developed to find interesting patterns in data (pattern mining). In particular, a lot of studies have been done about discovering frequent patterns (patterns that appear frequently) in a data. A classic … Continue reading
Posted in Pattern Mining
Tagged aprioriinverse, apriorirare, data, data mining, itemset, itemset mining, pattern, pattern mining, rare itemset, rare pattern, rare pattern mining
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Free Pattern Mining Course
Hi all, this is to let you know that I have developed a free pattern mining course that you can watch online. The course is designed to introduce students or researchers to the different topics of pattern mining and explain … Continue reading
A Glossary of High Utility Pattern Mining
Today, I present a glossary of key terms usedin high utility itemset mining. This glossary will be useful to researchers and practitioners working on this important subtopic of pattern mining. By the way, if you are new to this research … Continue reading