Figure 1From: Multiple-input multiple-output causal strategies for gene selectionSingle-output case with different causal patterns: (i) common effect or explaining away effect configuration involving x 1 , x 2 and y 1 ; (ii) spouse configuration involving x 5 and y 1 ; (iii) common cause configuration involving y 1 , x 3 , x 4 ; and (iv) causal chain configuration involving x 1 , y 1 , x 4 .Back to article page