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» Optimized fixed-size kernel models for large data sets
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SAC
2006
ACM
14 years 2 months ago
The impact of sample reduction on PCA-based feature extraction for supervised learning
“The curse of dimensionality” is pertinent to many learning algorithms, and it denotes the drastic raise of computational complexity and classification error in high dimension...
Mykola Pechenizkiy, Seppo Puuronen, Alexey Tsymbal
PAISI
2009
Springer
14 years 3 months ago
Discovering Compatible Top-K Theme Patterns from Text Based on Users' Preferences
Discovering a representative set of theme patterns from a large amount of text for interpreting their meaning has always been concerned by researches of both data mining and inform...
Yongxin Tong, Shilong Ma, Dan Yu, Yuanyuan Zhang, ...
SIGMOD
2004
ACM
160views Database» more  SIGMOD 2004»
14 years 8 months ago
Extending Query Rewriting Techniques for Fine-Grained Access Control
Current day database applications, with large numbers of users, require fine-grained access control mechanisms, at the level of individual tuples, not just entire relations/views,...
Shariq Rizvi, Alberto O. Mendelzon, S. Sudarshan, ...
HICSS
2008
IEEE
113views Biometrics» more  HICSS 2008»
14 years 2 months ago
A Cross-Cultural Comparison of Perceived Strategic Importance of RFID for CIOs in Germany and Italy
Purpose: Drawing from literature on innovation, strategy and culture the objective of this study is to explore the role of perceived potentials and perceived strategic importance ...
Stefanie Jahner, Jan Marco Leimeister, Uta Franzis...
VISUALIZATION
2005
IEEE
14 years 2 months ago
Visual Analysis and Exploration of Fluid Flow in a Cooling Jacket
We present a visual analysis and exploration of fluid flow through a cooling jacket. Engineers invest a large amount of time and serious effort to optimize the flow through thi...
Robert S. Laramee, Christoph Garth, Helmut Doleisc...