DYNAMIC OBJECT MODELING
The output of the object detection module is a labeling list of detected objects containing the object IDs and pixel locations. Although this type of object representation is simple to use, it doesn’t contain any simple shape information. We need to model them using a more compact graphic representation.
In our previous work, we use a dynamic single rectangular polygon to approximate the model of detected moving object which produce more realistic and less distorted AVE visualization [Sebe, 2003]. However,
the rectangular model can not accurately describe the shape of the object, resulting in noticeable artifacts.
In this paper, we propose to use 2D convex-hull representation to model the moving objects.