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- SPMF v2.66 is released
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- Upcoming SPMF 2.66 feature: Improved Workflow Editor
- Upcoming feature of SPMF 2.66 : Visual Pattern Viewer
- Improved Visual Pattern Viewer with Pagination in SPMF 2.66
- Improved user interface in SPMF v.2.66 (part 2)
- Improved user interface in SPMF 2.66
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Category Archives: Data Mining
How to encourage data mining researchers to share their source code and datasets?
A few months ago, I wrote a popular blog post on this blog about why it is important to publish source code and datasets for researchers“. I explained several advantages that researchers can get by sharing the source code of … Continue reading
Posted in Data Mining, Research
Tagged data mining, dataset, open-source, source code
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The importance of constraints in data mining
Today, I will discuss an important concept in data mining which is the use of constraints. Data mining is a broad field incorporating many different kind of techniques for discovering unexpected and new knowledge from data. Some main data mining … Continue reading
How to measure the memory usage of data mining algorithms in Java?
Today, I will discuss the topic of accurately evaluating the memory usage of data mining algorithms in Java. I will share several problems that I have discovered with memory measurements in Java for data miners and strategies to avoid these … Continue reading
Posted in Data Mining, Programming, Research
Tagged comparison, data mining, experiment, java, memory, performance
1 Comment
What are the steps to implement a data mining algorithm?
In this post, I will discuss what are the steps that I follow to implement a data mining algorithm. The subject of this post comes from a question that I have received by e-mail recently, and I think that it … Continue reading
Posted in Data Mining, Programming
Tagged algorithm, data mining, design, implementation, programming
45 Comments
Choosing data structures according to what you want to do
Today, I write a post about programming. I want to share a simple but important idea for writing optimized code. The idea is to choose data structures according to what you want to do instead of what you want to … Continue reading
Posted in Data Mining, Programming
Tagged association rules, bitset, optimization, programming, red-black tree, topkrules
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Analyzing the source code of the SPMF data mining software
Hi everyone, In this blog post, I will discuss how I have applied an open-source tool that is named Code Analyzer ( http://sourceforge.net/projects/codeanalyze-gpl/ ) to analyze the source code of my open-source data mining software named SPMF. I have applied … Continue reading
Posted in Data Mining, Java, open-source, Pattern Mining, Programming, spmf
Tagged data mining, java, open-source, software, spmf
2 Comments
How to auto-adjust the minimum support threshold according to the data size
Today, I will do a quick post on how to automatically adjust the minimum support threshold of frequent pattern mining algorithms such as Apriori, FPGrowth and PrefixSpan according to the size of the data. The problem is simple. Let’s consider … Continue reading
Posted in Data Mining, Programming
Tagged apriori, fpgrowth, frequent pattern mining, itemset mining, minsup, prefixspan
48 Comments
How to characterize and compare data mining algorithms?
Hi, today, I will discuss how to compare data mining algorithms. This is an important question for data mining researchers who want to evaluate which algorithm is “better” in general or for a given situation. This question is also important … Continue reading
Posted in Data Mining, Programming, Research
Tagged algorithms, characteristics, classification, comparison, data mining, evaluation
9 Comments
A Map of Data Mining Algorithms (offered in SPMF v092c)
Hi, I have made a map to visualize the relationship between the 52 different data mining algorithms offered in the SPMF data mining software. You can view it in PNG format by clicking on the picture below: Or you can … Continue reading
Posted in Data Mining, Java, open-source, Pattern Mining, Programming, spmf
Tagged algorithms, data mining, java, map, open-source, spmf
2 Comments
How to choose a good thesis topic in Data Mining?
I have seen many people asking for help in data mining forums and on other websites about how to choose a good thesis topic in data mining. Therefore, in this this post, I will address this question. The first thing … Continue reading