Swimmer’s Head Detection Based on a Contrario and Scaled Composite JTC Approaches

Figure 14

Generation of the Scaled Composite Reference. (a) Database containing head references. (b) Selection of images according to the current situation. (c) RGB color space conversion to grayscale. (d) Application of the composite filter. (e) Rescaling the composite image depending on the size of the concerned lane. (f) Result: Scaled Composite Reference. Swimming Championships in Limoges, France, April 2015.