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Recent Posts
- The Item-Itemset Matrix Viewer: a new feature in SPMF 2.65 (to be released)
- Merry X-Mas and Happy New year to SPMF users!
- The 1st HP4MoDa workshop was held at BIBM 2025
- Another release of SPMF: v2.64b
- A prototype of an improved GUI for the SPMF pattern mining software
- Upcoming in SPMF 2.64b : The “Pattern Diff Analyzer”
- A keynote speaker unable to manage time (180 slides!)
- 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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Author Archives: Philippe Fournier-Viger
(video) Periodic Pattern Mining
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 data mining, data science, pattern mining, periodic itemset, periodic pattern, periodic pattern mining, pfpm, video
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Drawing the Powerset of a Set using Latex and TIKZ (Hasse Diagram)
Today, I will show how to draw the powerset of a set using Latex and TIKZ, to produce some nice figures that can be used in paper written using Latex. The code that is shown below is adapted from code … Continue reading
A New Tool for Running Performance Comparison of Algorithms in SPMF 2.54
Today, I am happy to announce a cool new feature in SPMF 2.54, which is a tool to automatically run performance experiments to compare several algorithms when a parameter is varied. This is a useful feature to compare algorithms when … Continue reading
Posted in open-source, Pattern Mining, spmf
Tagged data mining, experiments, java, pattern mining, software, spmf
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Abnormal Google Scholar Profiles
Today, I will talk about signs that show that something is wrong or suspicious with some researchers based on their Google Scholar profiles. I will talk about this because I have recently received many CVs and while browsing Google Scholar, … Continue reading
Posted in Academia, Research
Tagged academia, google scholar, Research, suspicious behavior
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How to draw an FP-Tree in Latex? (using TIKZ)
In this blog post, I will show how to draw a beautiful FP-Tree data structure in a Latex document. The FP-Tree is a tree-like structure that was proposed in the FP-Growth algorithm for itemset mining, and is also used in … Continue reading
UDML 2022 workshop on utility mining and learning is back at ICDM
I am glad to announce that the UDML workshop (5th Workshop on Utility-Driven Mining and Learning) will be back for the IEEE ICDM 2022 conference this year. The main focus of this workshop is about the concept of utility or … Continue reading
Posted in cfp
Tagged cfp, icdm, ieee icdm, pattern mining, udml, utility mining, workshop
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How to Analyze the Complexity of Pattern Mining Algorithms？
Today, I will explain how to analyze the complexity of pattern mining algorithms for topics such as itemset mining, sequential pattern mining, subgraph mining, sequential rule mining and periodic pattern mining. This is something that is often asked by reviewers … Continue reading
The problem with Short Papers
Today, I will talk briefly about short papers at academic conferences, and the problems that they create (in my opinion). For those who don’t know, several conferences can reject or accept papers as short or full papers. A short paper … Continue reading
Posted in Academia, Research
Tagged academia, papers, publisher, research papaers, reviews, short papers
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(video) Rare Itemset Mining
I have uploaded a new 38 minutes video to explain rare itemset mining. This video is like a small course, where you can learn about infrequent itemsets, minimal rare itemsets and perfectly rare itemsets and some algorithms : AprioriInverse and … Continue reading
Posted in Pattern Mining, Video
Tagged apriori, aprioriinverse, apriorirare, frequent itemset, itemset, pattern mining, rare itemset, rare pattern, support, video
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How to draw sequences in LaTeX? (using TIKZ)
Today, I will show how to draw a sequence in Latex using the TIKZ package. A sequence is an ordered list of symbols. I often draw sequences for my research paper about sequential pattern mining or episode mining. To draw … Continue reading