Multiple Classifier Systems: 8th International Workshop, MCS by Raymond S. Smith, Terry Windeatt (auth.), Jón Atli

By Raymond S. Smith, Terry Windeatt (auth.), Jón Atli Benediktsson, Josef Kittler, Fabio Roli (eds.)

This publication constitutes the refereed complaints of the eighth foreign Workshop on a number of Classifier platforms, MCS 2009, held in Reykjavik, Iceland, in June 2009.

The fifty two revised complete papers awarded including 2 invited papers have been rigorously reviewed and chosen from greater than 70 preliminary submissions. The papers are geared up in topical sections on ECOC boosting and bagging, MCS in distant sensing, unbalanced information and selection templates, stacked generalization and lively studying, suggestion glide, lacking values and random woodland, SVM ensembles, fusion of images, thoughts and express information, clustering, and at last thought, equipment and functions of MCS.

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Additional resources for Multiple Classifier Systems: 8th International Workshop, MCS 2009, Reykjavik, Iceland, June 10-12, 2009. Proceedings

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An empirical study [9] has shown that BHC offers comparable classification accuracies with that of the ECOC with fewer number of classifiers. Recently, another tree-based approach, margin tree, was proposed [10]. The margin tree algorithm employs the margin between classes as a distance measure for the hierarchical agglomerative clustering of classes. Both BHC and margin tree produce classification trees, but differ in how this tree is built. In the margin tree algorithm, it is assumed that the dimensionality of data is higher than the number of samples, so that the classes are always linearly separable.

5. Repeat steps 2-5 until the incremental increase of the Fisher’s discriminant is insignificant. 6. Stop if the entropy of meta-class posteriors is less than the threshold. If not, repeat steps 2-6 after cooling down the temperature T . 44 G. Jun and J. Ghosh In Algorithm 1, we need the inverse of a d × d matrix SW , whose rank cannot exceed the number of samples, n, since it actually is a covariance matrix of sample points. Obviously, SW is not invertible when n < d, which is called the small sample size problem of Fisher’s linear discriminant analysis.

Complexity measures of supervised classification problems. IEEE Transactions on Pattern Analysis and Machine Intelligence 24, 289–300 (2002) 15. : Multiclass boosting with repartitioning. In: ICML 2006: Proceedings of the 23rd international conference on Machine learning, pp. 569–576. edu Abstract. We propose a hybrid hierarchical classifier that solves multiclass problems in high dimensional space using a set of binary classifiers arranged as a tree in the space of classes. It incorporates good aspects of both the binary hierarchical classifier (BHC) and the margin tree algorithm, and is effective over a large range of (sample size, input dimensionality) values.

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