An improved spatiogram similarity measure for robust object localisation

Author: Noel E. O'Connor, Alan F. Smeaton, Ciarán Ó Conaire
Publisher: Institute of Electrical and Electronics Engineers (IEEE)

ABOUT BOOK

Spatiograms were introduced as a generalisation of the commonly used histogram, providing the flexibility of adding spatial context information to the feature distribution information of a histogram. The originally proposed spatiogram comparison measure has significant disadvantages that we detail here. We propose an improved measure based on deriving the Bhattacharyya coefficient for an infinite number of spatial-feature bins. Its advantages over the previous measure and over histogram-based matching are demonstrated in object tracking scenarios

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