Bray-Curtis Dissimilarity (WMA)
BrayCurtisDistance
The Bray-Curtis distance is equivalent to Total[Abs[u-v]]/Total[Abs[u+v]].
Total[Abs[u-v]]/Total[Abs[u+v]]
BrayCurtisDistance[-7, 5]
BrayCurtisDistance[{-1, -1}, {10, 10}]