Ground Truth (X <tab> Y means X causes Y)
1	3
1	4
2	5
2	11
3	6
3	7
4	8
5	8
5	9
6	7
8	10
9	11


Coefficients
[2]= + noise_2
[5]= -0.573911([1]+0.643207)^4 + noise_5
[9]= -0.687403([4]-0.281766)^4 + noise_9
[11]= +0.0529487([1]+0.0048403)^2 +0.392042([8]+0.614014)^3 + noise_11
[1]= + noise_1
[4]= +0.108977([0]+0.379816)^3 + noise_4
[8]= +0.271754([3]-0.858912)^4 +0.692596([4]-0.788086)^5 + noise_8
[10]= +0.00174995([7]+0.762844)^2 + noise_10
[3]= + noise_3
[6]= -0.0166407([2]-0.386884)^3 + noise_6
[7]= -0.115123([2]-0.822005)^5 +0.624979([5]+0.384205)^2 + noise_7
