From: GMA: Gap Imputing Algorithm for time series missing values
GP
G6
G26
G33
G40
G101
Linear
0.99
0.76
0.49
0.035
Poly
0.92
0.77
0.59
0.56
FSM
0.39
 − 0.73
0.43
GMA
0.95
0.13
0.8