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Skip to Search Results- 20Zaiane, Osmar
- 5Oliveira, Stanley
- 2Antonie, Maria-Luiza
- 2El-Hajj, Mohammad
- 2Shi, Xiaoyu
- 2Wang, Weinan
- 19Computing Science, Department of
- 19Computing Science, Department of/Technical Reports (Computing Science)
- 1Graduate and Postdoctoral Studies (GPS), Faculty of
- 1Graduate and Postdoctoral Studies (GPS), Faculty of/Theses and Dissertations
- 1Pediatrics, Department of
- 1Pediatrics, Department of/Environmental Health
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2002
Zaiane, Osmar, Nascimento, Mario, Oliveira, Stanley
Technical report TR02-01. Research in information hiding has grown explosively. A large number of techniques have been proposed to discourage copyright infringement, tampering and unauthorized distribution of digital media (e.g. video, audio, and images). In this paper, we provide an overview of...
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2001
Lu, Paul, El-Hajj, Mohammad, Zaiane, Osmar
Technical report TR01-12. Searching for frequent patterns in transactional databases is considered one of the most important data mining problems. Most current association mining algorithms, whether sequential or parallel, adopt an apriori-like algorithm that requires full multiple I/O scans of...
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2007
Yacef, Kalina, Zaiane, Osmar, Kay, Judy
Technical report TR07-03. Comparing groups or sets is the main focal issue in statistics, and data mining research has also focused on automatically identifying values and instances that differ significantly across groups, known as contrast sets. Whether traditional statistics or the work on...
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2003
Oliveira, Stanley, Zaiane, Osmar
Technical report TR03-12. Despite its benefit in a wide range of applications, data mining techniques also have raised a number of ethical issues. Some such issues include those of privacy, data security, intellectual property rights, and many others. In this paper, we address the privacy problem...
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2008
Zaiane, Osmar, Chu, Ben, Enright, Jessica
Technical report TR08-12. Computer tools for education, particularly those that allow a learner to work through many examples of a problematic type of exercise, can be helpful to that learner's understanding. Functional dependencies and their use in finding candidate keys are an area with...
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Inverted Matrix: Efficient Discovery of Frequent Items in Large Datasets in the Context of Interactive Mining
Download2003
El-Hajj, Mohammad, Zaiane, Osmar
Technical report TR03-08. Existing association rule mining algorithms suffer from many problems when mining massive transactional datasets. One major problem is the high memory dependency: either the gigantic data structure built is assumed to fit in main memory, or the recursive mining process...
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2004
Antonie, Maria-Luiza, Zaiane, Osmar
Technical report TR04-07. Typical association rules consider only items enumerated in transactions. Such rules are referred to as positive association rules. Negative association rules also consider the same items, but in addition consider negated items (i.e. absent from transactions). Negative...
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2008
Zaiane, Osmar, Marcet-Palacios, Marcelo, Sheldon, John, Cheng, Dean
Technical report TR08-13. The vast number of on-line biological and medical databases available can be a great resource for medical researchers. However, the different types of data and interfaces available can be overwhelming for many medical researchers to learn. Moreover, the available...
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USING POLLUTANT RELEASE AND TRANSFER REGISTER DATA IN HUMAN HEALTH RESEARCH: A SCOPING REVIEW
Download2013-09-12
Wine, Osnat, Hackett, Cian, Buka, Irena, Zaiane, Osmar, Osornio-Vargas, Alvaro Roman, Devito, Stephen C., Campbell, Sandy, Cabrera-Riviera, Orlando
Pollutant Release and Transfer Registers (PRTRs) collect and provide information on chemicals released to the environment or otherwise managed as waste. They support the public’s right–to-know and provide useful information in gauging performance of facilities, sectors and governments. The extent...
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2001
Technical report TR01-06. We are so used to the ubiquitous World-Wide Web (WWW) that we take it for granted. There is no need to emphasize how dynamic, large, rich, and unstructured, yet important the Web is. From researchers and engineers to children and retired elderly, everyone uses the WWW...