http://www.cnr.it/ontology/cnr/individuo/prodotto/ID52517
Ball detection in static images with Support Vector Machines for classification (Articolo in rivista)
- Type
- Label
- Ball detection in static images with Support Vector Machines for classification (Articolo in rivista) (literal)
- Anno
- 2003-01-01T00:00:00+01:00 (literal)
- Alternative label
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
- N. Ancona 1, G. Cicirelli 1, E. Stella 1 and A. Distante 1 (literal)
- Pagina inizio
- Pagina fine
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
- Rivista
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#descrizioneSinteticaDelProdotto
- Pubblicazione su rivista internazionale. (literal)
- Note
- ISI Web of Science (WOS) (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
- Titolo
- Ball detection in static images with Support Vector Machines for classification (literal)
- Abstract
- We present a general method for detecting balls in images at the aim
of automatically detecting goals during a soccer match. The detector
learns the object to detect by using a supervised learning scheme
called Support Vector Machines, in which the examples are views of the
object. Due to the attitude of the camera with respect to football
ground, the system can be thought of as an electronic linesman which
helps the referee in establishing the occurrence of a goal during a
soccer match. Numerous theoretical and practical issues are addressed
in the paper. The first one concerns the determination of negative
examples relevant for the problem at hand and the training of a
reference classifier in the case of an unbalanced number of positive
and negative examples. The second one focuses on the reduction of the
computational complexity of the reference classifier during the test
phase, without increasing its generalization error. The third issue
regards the problem of parameter selection, which is equivalent, in
our context, to the problem of selecting, among the classifiers the
machine implements, the one having performances similar to the
reference classifier. Experimental results on real images show the
performances of the proposed detection scheme.
(literal)
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