Category Archives: Pattern Mining

(video) Introduction to episode mining

If you want to learn more about frequent episode mining, I have put online a new video that gives an introduction to this topic. To watch the video, you can download it from my website here or watch it from … Continue reading

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

An Online Demo of the Eclat Algorithm

I have created a new interactive webpage to demonstrate how the Eclat algorithm is applied for frequent itemset mining. This webpage allows to enter a transaction database, select the minimum support and to see step by step what the Eclat … Continue reading

Posted in Big data, Data Mining, Data science, Pattern Mining, Research | Leave a comment

Test your knowledge of sequential rule mining!

Do you know about sequential rule mining? It is a popular task in pattern mining that aims at finding rules in sequences. In this blog post, I will give a list of 8 questions and answers to evaluate your knowledge … Continue reading

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

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

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

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

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

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

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

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

Posted in Pattern Mining | Tagged , , , | 3 Comments

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 , , , , , , , , , , | Leave a comment

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: 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 , , , , , , , , | Leave a comment

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

Posted in Pattern Mining, Utility Mining | Tagged , , , , , , , , , | 2 Comments