Sciweavers

MCS
2010
Springer
14 years 7 months ago
Estimation of the Number of Clusters Using Multiple Clustering Validity Indices
One of the challenges in unsupervised machine learning is finding the number of clusters in a dataset. Clustering Validity Indices (CVI) are popular tools used to address this pro...
Krzysztof Kryszczuk, Paul Hurley
ICPR
2002
IEEE
15 years 1 months ago
A Ball Detection Algorithm for Real Soccer Image Sequences
A large number of methods for circle detection has been studied in the last years for numerous image processing applications. The application domain considered in this paper is th...
Tiziana D'Orazio, Nicola Ancona, Grazia Cicirelli,...
ECCV
2008
Springer
15 years 2 months ago
Constructing Category Hierarchies for Visual Recognition
Abstract. Class hierarchies are commonly used to reduce the complexity of the classification problem. This is crucial when dealing with a large number of categories. In this work, ...
Marcin Marszalek, Cordelia Schmid