Hoeffding dependence statistic D of two vectors (exact rationals for exact input; matrix forms give pairwise/cross matrices)
HoeffdingD[v1, v2]
HoeffdingD[m]
HoeffdingD[m1, m2]
HoeffdingD[dist]
HoeffdingD[dist, i, j]
HoeffdingD[{1, 2, 3, 1, 4, 6}, {2, 1, 8, 7, 2, 1}]
→ -23/384HoeffdingD[{1.1, 2, 3, 1, 4, 6}, {2, 1, 8, 7, 2, 1}]
→ -0.020833333333333332HoeffdingD[N[{1, 2, 3, 1, 4, 6}, 30], N[{2, 1, 8, 7, 2, 1}, 30]]
→ -0.059895833333333336