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Detection of Panoramic Takes in Soccer Videos Using Phase Correlation and Boosting

Luiz G. L. B. M. de Vasconcelos, Sergio L. Netto, Eduardo A. B. da Silva

Resumo

We propose an automatic engine for panoramic-take detection which relies on an algorithm based on phase correlation and boosting. The motion between two sequential video frames is first estimated through a phase correlation. Then, we are able to extract motion parameters and apply post-processing operations on these parameters in order to feed an AdaBoost-based classifier. The proposed algorithm has been validated over 5 segments of videos of 10000 frames each. Panoramic frame detection achieved around 85% recall and 76% accuracy on a validation set of videos not belonging to the training set.