What decides trackable score?

Trackables are the foundation of the AR experience using Vuforia. It is paramount to understand and create a suitable trackable for the experience to be robust and useful. The score attributed to the trackable in the target manager is our indication of how robust the target image is going to perform, but what decides that score?

The best way of understanding this, is by understanding how Vuforia tracks the images. The idea is simple; it looks for position of contrasting edges in clusters all around the image. Those edges are tracked, and based on the map of positions that are stored in the dataset, Vuforia can tell the relative position of the trackable in the real world, and accordingly render the 3D content on top ...

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