a   b   i x          y          x_ewma_0.1 x_ewma_0.9 y_ewma_0.1 y_ewma_0.9
pan pan 1 0.34679014 0.72680286 0.34679014 0.34679014 0.72680286 0.72680286
eks pan 2 0.75867996 0.52215111 0.75867996 0.75867996 0.52215111 0.52215111

aaa b   i x          y
wye wye 3 0.20460331 0.33831853

a   bbb i x          y          x_ewma_0.1 x_ewma_0.9 y_ewma_0.1 y_ewma_0.9
eks wye 4 0.38139939 0.13418874 0.72095191 0.41912745 0.48335487 0.17298498

a   b   i xxx        y          y_ewma_0.1 y_ewma_0.9
wye pan 5 0.57328892 0.86362447 0.86362447 0.86362447

a   b   i x          y          x_ewma_0.1 x_ewma_0.9 y_ewma_0.1 y_ewma_0.9
zee pan 6 0.52712616 0.49322129 0.52712616 0.52712616 0.49322129 0.49322129

a   b   iii x          y          x_ewma_0.1 x_ewma_0.9 y_ewma_0.1 y_ewma_0.9
eks zee 7   0.61178406 0.18788492 0.71003512 0.59251840 0.45380788 0.18639493

a   b   i x          yyy        x_ewma_0.1 x_ewma_0.9
zee wye 8 0.59855401 0.97618139 0.53426894 0.59141122

aaa bbb i x          y
hat wye 9 0.03144188 0.74955076

a   b   i  x          y          x_ewma_0.1 x_ewma_0.9 y_ewma_0.1 y_ewma_0.9
pan wye 10 0.50262601 0.95261836 0.36237373 0.48704242 0.74938441 0.93003681
