感觉计算结果不对。
是我的理解,呵呵!
U/(c1,c2,c3,c6)={{1},{2},{3},{4},{5},{6},{7},{8},{9},{10},{11},{13},{14},{15},{12,16},{17}}
U/(c2,c3,c6) ={{1,3,6},{2},{4},{5},{7,11},{8,17},{9},{10},{12,16},{13},{14},{15}}
H({c1,c2,c3,c6})=-[(1/17)ln(1/17) * 15+(2/17)*ln(2/17)] = -2.75167
H({c2,c3,c6})=(3/17)*ln(3/17) + (1/17)ln(1/17) *8 + (2/17)ln(2/17) * 3 = -2.3947
所以,|H({c2,c3,c6})-H({c1,c2,c3,c6})|= 0.357


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