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. Author manuscript; available in PMC: 2013 Oct 1.
Published in final edited form as: Inf Fusion. 2012 Oct 1;13(4):245–259. doi: 10.1016/j.inffus.2011.04.004

Table 3.

Calculation of H(X) for the sample population. The contribution to H(X) is defined in Equation 14.

Unique Plaintexts (x ∈ X) P(x) Contribution to H(X)
ADAMS 0.4 0.159
JOHNSON 0.2 0.140
SMITH 0.2 0.140
SMYTH 0.2 0.140
Sum 1.0 0.579