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» Measuring and Comparing Effectiveness of Data Quality Techni...
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WWW
2009
ACM
16 years 6 months ago
Data quality in web archiving
Web archives preserve the history of Web sites and have high long-term value for media and business analysts. Such archives are maintained by periodically re-crawling entire Web s...
Marc Spaniol, Dimitar Denev, Arturas Mazeika, Gerh...
ISBRA
2009
Springer
16 years 29 days ago
Practical Quality Assessment of Microarray Data by Simulation of Differential Gene Expression
There are many methods for assessing the quality of microarray data, but little guidance regarding what to do when defective data is identified. Depending on the scientific questio...
Brian E. Howard, Beate Sick, Steffen Heber
BIBE
2007
IEEE
120views Bioinformatics» more  BIBE 2007»
15 years 10 months ago
Quality Assessment of Affymetrix GeneChip Data using the EM Algorithm and a Naive Bayes Classifier
Recent research has demonstrated the utility of using supervised classification systems for automatic identification of low quality microarray data. However, this approach requires...
Brian E. Howard, Beate Sick, Imara Perera, Yang Ju...
VIS
2009
IEEE
154views Visualization» more  VIS 2009»
16 years 7 months ago
A User Study to Compare Four Uncertainty Visualization Methods for 1D and 2D Datasets
Many techniques have been proposed to show uncertainty in data visualizations. However, very little is known about their effectiveness in conveying meaningful information. In this ...
Jibonananda Sanyal, Song Zhang, Gargi Bhattachar...
KDD
2006
ACM
128views Data Mining» more  KDD 2006»
16 years 6 months ago
Workload-aware anonymization
Protecting data privacy is an important problem in microdata distribution. Anonymization algorithms typically aim to protect individual privacy, with minimal impact on the quality...
Kristen LeFevre, David J. DeWitt, Raghu Ramakrishn...