Figure 2From: Multiple-input multiple-output causal strategies for gene selectionTwo-output case with different causal patterns: (i) common effect configuration involving x 3 , y 1 and y 2 ; (ii) spouse configuration involving y 2 and x 6 ; (iii) common cause configuration involving x 1 , y 1 and y 2 ; and (iv) causal chain configuration involving x 1 , y 2 and x 7 .Back to article page