Invariant Hough Random Ferns for Object Detection and Tracking

Figure 2

The results of LBF and RILBF on rotated images. (a) and (b) show the unequal LBF and (c) and (d) are the equal RILBF, where the orientations are indicated by the arrow from the center of the circle.

(a) LBF = {1010}

(b) LBF = {1100}

(c) RILBF = {0111}

(d) RILBF = {0111}