input1.nrm

3 6
x y v l;
u1 = lp 2.0 x y;
u2 = scaleNorm 1.0 u1; //it is possible to rescale sensitivity w.r.t. distance here
v1 = lp 1.0 v;
v2 = scaleNorm 20.0 v1; //decrease sensitivity w.r.t. velocity
w1 = lp 1.0 l;
w2 = scaleNorm 1.0 w1; //it is possible to rescale sensitivity w.r.t. ship length here
z = lp 1.0 u2 v2 w2;
return linf z;

// the norm is ||x,y|_2, 20*|v|, l|_1
// the sensitive rows are those listed in the first line, indexation starts from 1