Tag Archives: itemset mining

Key Papers about High Utility Itemset Mining

In this blog post, I will talk about the most important algorithms for high utility itemset mining. I will present a list of algorithms that is of course subjective (according to my opinion). I did not list all the papers of … Continue reading

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Approximate Algorithms for High Utility Itemset Mining

On this blog, I have previously given an introduction to a popular data mining task called high utility itemset mining. Put simply, this task aims at finding all the sets of values (items) that have a high importance in a … Continue reading

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An Overview of Pattern Mining Techniques

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

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Analyzing the COVID-19 genome with AI and data mining techniques (paper + data + code)

Recently, my team has been working on analyzing COVID-19 genome sequences using pattern mining and other data mining and AI techniques. We have recently published a paper in the Applied Intelligence journal about this. In this blog post, I will … Continue reading

Posted in artificial intelligence, Big data, Bioinformatics, Data Mining, Data science, Machine Learning, Pattern Mining | Tagged , , , , , , , , , | 5 Comments

(video) Mining Locally Trending High Utility Itemsets

Today, I want to share with you the video presentation that I have prepared for my paper at PAKDD 2020. It presents a new problem where we want to discover locally trending high utility itemsets (LTHUIs). A LTHUI is a set of items purchased by … Continue reading

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

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

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25 years of pattern mining

This year, we are in 2019, and it is already 25 years since Agrawal wrote his seminal papers on frequent itemset mining and association rule mining in 1994. Since then, there has been thousands of papers published on this topic, some about algorithm design, new pattern mining … Continue reading

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(video) Minimal High Utility Itemset Mining with MinFHM

This is a video presentation of the paper “Mining Minimal High Utility Itemsets” about high utility itemset mining using MinFHM. It is the first video of a series of videos that will explain various data mining algorithms. VIDEO LINK : https://www.philippe-fournier-viger.com/spmf/videos/minfhm.mp4 More information … Continue reading

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An Introduction to High-Utility Itemset Mining

In this blog post, I will give an introduction about a popular problem in data mining, which is called “high-utility itemset mining” or more generally utility mining. I  will give an overview of this problem, explains why it is interesting, and provide source code of … Continue reading

Posted in Data Mining, Research, Utility Mining | Tagged , , , , , , , , , | 99 Comments

Drawing the Powerset of a Set using Java and GraphViz (Hasse Diagram)

In this blog post, I will explain and provide source code to automatically  draw the powerset of a set using Java and GraphViz.  Drawing a powerset is useful in mathematics and also in computer science, for example in frequent itemset mining, it can … Continue reading

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