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The Brain Atlas Concordance Problem: Quantitative Comparison of Anatomical Parcellations

Figure 2

Venn diagram illustrating the formulation of conditional probability measures Pij.

Three different hypothetical regions r1, r2, and r3 are shown in two dimensions in different spatial arrangements. At bottom, the calculation of each conditional probability based on the areas (volumes in 3-D) of the shaded regions is shown.

Figure 2