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RSKT
2009
Springer
13 years 9 months ago
A Time-Reduction Strategy to Feature Selection in Rough Set Theory
In rough set theory, the problem of feature selection aims to retain the discriminatory power of original features. Many feature selection algorithms have been proposed, however, q...
Hongxing Chen, Yuhua Qian, Jiye Liang, Wei Wei, Fe...
RSKT
2009
Springer
13 years 11 months ago
Self-adapting Cyclic Delay Diversity System
—Cyclic Delay Diversity (CDD) is a simple and efficient space-time diversity technique. It can be used in OFDM and DFT-Spread-OFDM. The traditional CDD has low complexity and sys...
Aoyang Zheng, Yafeng Wang, Dacheng Yang, Wei Xiang
RSKT
2009
Springer
13 years 11 months ago
Mechanisms of Partial Supervision in Rough Clustering Approaches
We bring two rough-set-based clustering algorithms into the framework of partially supervised clustering. A mechanism of partial supervision relying on either qualitative or quanti...
Rafael Falcón, Gwanggil Jeon, Kangjun Lee, ...
RSKT
2009
Springer
13 years 11 months ago
A Prototype Biometric Security Authentication System Based upon Fingerprint Recognition
Abstract. In this paper, we have proposed a prototype biometrics authentication system based upon fingerprint recognition. The major functional blocks of the proposed authenticati...
Wei Xiang, Bhavin Desai, Paul Wen, Yafeng Wang, Ti...
RSKT
2009
Springer
13 years 11 months ago
Learning Optimal Parameters in Decision-Theoretic Rough Sets
A game-theoretic approach for learning optimal parameter values for probabilistic rough set regions is presented. The parameters can be used to define approximation regions in a p...
Joseph P. Herbert, Jingtao Yao
RSKT
2009
Springer
13 years 11 months ago
Estimation of Mutual Information: A Survey
A common problem found in statistics, signal processing, data analysis and image processing research is the estimation of mutual information,
Janett Walters-Williams, Yan Li
RSKT
2009
Springer
13 years 11 months ago
EEG Analysis on Skull Conductivity Perturbations Using Realistic Head Model
Measurement of electroencephalogram (EEG) requires accurate estimation of tissue conductivity. Among the head tissues, skull compartment has less conductivity due to compacta and s...
Md. Rezaul Bashar, Yan Li, Peng Wen
RSKT
2009
Springer
13 years 11 months ago
Three-Way Decision: An Interpretation of Rules in Rough Set Theory
Abstract. A new interpretation of rules in rough set theory is introduced. According to the positive, boundary, and negative regions of a set, one can make a three-way decision: ac...
Yiyu Yao