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» An empirical study into class testability
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PR
2008
113views more  PR 2008»
13 years 9 months ago
Do unbalanced data have a negative effect on LDA?
For two-class discrimination, Ref. [1] claimed that, when covariance matrices of the two classes were unequal, a (class) unbalanced dataset had a negative effect on the performanc...
Jing-Hao Xue, D. Mike Titterington
SDM
2012
SIAM
289views Data Mining» more  SDM 2012»
12 years 2 days ago
Mining Compressing Sequential Patterns
Compression based pattern mining has been successfully applied to many data mining tasks. We propose an approach based on the minimum description length principle to extract seque...
Hoang Thanh Lam, Fabian Moerchen, Dmitriy Fradkin,...
ICSM
2002
IEEE
14 years 2 months ago
A Technique for Dynamic Updating of Java Software
During maintenance, systems are updated to correct faults, improve functionality, and adapt the software to changes in its execution environment. The typical softwareupdate proces...
Alessandro Orso, Anup Rao, Mary Jean Harrold
ICDM
2010
IEEE
199views Data Mining» more  ICDM 2010»
13 years 7 months ago
Addressing Concept-Evolution in Concept-Drifting Data Streams
Abstract--The problem of data stream classification is challenging because of many practical aspects associated with efficient processing and temporal behavior of the stream. Two s...
Mohammad M. Masud, Qing Chen, Latifur Khan, Charu ...
IJNSEC
2008
119views more  IJNSEC 2008»
13 years 9 months ago
Pass-Go: A Proposal to Improve the Usability of Graphical Passwords
Inspired by an old Chinese game, Go, we have designed a new graphical password scheme, Pass-Go, in which a user selects intersections on a grid as a way to input a password. While...
Hai Tao, Carlisle Adams