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Author Archives: Philippe Fournier-Viger
Why data mining researchers should evaluate their algorithms against state-of-the-art algorithms?
sA common problem in research on data mining is that researchers proposing new data mining algorithms often do not compare the performance of their new algorithm with the current state-of-the art data mining algorithms. For example, let me illustrate this … Continue reading
Posted in Data Mining, Programming, Research
4 Comments
Brief report about the ADMA 2013 conference
In this blog post, I will discuss my recent trip to the ADMA 2013 conference (9th Intern. Conf. on Advanced Data Mining and Applications in China (December 14-16 2013 in Hangzhou, China at Zhejiang University). Note that the view expressed … Continue reading
Conference reviewers procrastinate?
Today, I will write about the work of reviewers for scientific conferences. As you probably know, when a researcher submit a paper to a conference, the paper is assigned to usually three or more reviewers. The program chair of the … Continue reading
An introduction to frequent pattern mining
In this blog post, I will give a brief overview of an important subfield of data mining that is called pattern mining. Pattern mining consists of using/developing data mining algorithms to discover interesting, unexpected and useful patterns in databases. Pattern … Continue reading
Posted in Data Mining, Research
Tagged association rule, itemset, itemset mining, pattern mining, sequential patterns
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The importance of sociability for researchers
There are several characteristics required to become a great researcher. Today, I will discuss one of them that is sometimes overlooked. It is sociability. Sociability means to build an maintain relationships with other researchers. The nature of the social relationships … Continue reading
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
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How to make good looking charts for research papers?
Charts are often used in research papers to present experimental results. Today, I will discuss how to make good looking charts for presenting research results. I will not cover everything about this topic. But I will explain some key ideas. … Continue reading
How to search for a research advisor by e-mail?
Today, I received an e-mail from a Ph.D student from abroad asking to work with me as a post-doc on the topic of “Web Services”. Let’s have a look at the e-mail and then I will discuss the problems with … Continue reading