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Category Archives: spmf
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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How to find cost-effective patterns in data?
Have you ever wondered how to find patterns in data that are not only frequent but also profitable and cost-effective? For example, if you are an online retailer, you may want to know what products are often bought together by … Continue reading
Discovering the Top-K Stable Periodic Patterns in a Sequence of Events
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 data mining, event sequence, periodic pattern, software, spmf, stability, stable patterns, top-k patterns, tspin
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ASCII Art for SPMF
Today, just for fun, I generated some ASCII arts for the SPMF data mining library using this tool: http://textkool.com/en/ascii-art-generator?hl=default&vl=default&font=Red%20Phoenix&text=Your%20text%20here%20 I think the result is not bad but I am not sure if I would use it: _____ _____ __ __ … Continue reading
Posted in spmf
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SPMF’s architecture (5) The Graphical User Interface
This is the fifth post of a series of blog posts about the architecture of the SPMF data mining library. Today, I will specifically talk about the graphical user interface of SPMF, its main components and how it interacts with … Continue reading
Posted in Data Mining, Data science, Java, open-source, spmf
Tagged architecture, data mining, data science, graphical user interface, gui, java, open source, pattern mining, software, spmf
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SPMF 3.0: Towards even more efficiency
In this blog post, I will talk about the future of SPMF. I do this once in a while. Today, I will discuss on the performance of SPMF. Performance A main focus of SPMF is and has always been efficiency … Continue reading
Posted in Big data, Data Mining, Data science, Java, open-source, spmf
Tagged data mining, data science, software, spmf
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SPMF’s architecture (4) The MemoryLogger
Today, I will continue the series of blog posts to explain the architecture of the SPMF data mining library, and I will talk in particular about a module in SPMF called the MemoryLogger. This module is responsible for recording the … Continue reading
Posted in Data Mining, Data science, open-source, Pattern Mining, spmf
Tagged data mining, data science, GPL, java, open source, pattern mining, software, spmf
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SPMF’s architecture (3) The Preference Manager
This is the third of a series of blog posts about the architecture of the SPMF data mining library. Today, I will explain the role of another an internal module in SPMF, called the Preference Manager. This module is used … Continue reading
Posted in Data Mining, Data science, Java, open-source, Pattern Mining, spmf
Tagged architecture, data mining, java, open source, pattern mining, software, spmf
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SPMF’s architecture (2) The Main class and the Command Processor
In this blog post, I will continue explaining the architecture of the SPMF data mining library. In the previous post, I have introduced a key component of SPMF called the Algorithm Manager, which manages all the algorithms offered in SPMF. … Continue reading
Posted in Data Mining, Data science, open-source, spmf
Tagged architecture, data mining, data science, GPL, machine learning, open source, pattern mining, software, spmf
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