Table 2 The result indexes of position tracking.

From: The control method of a quadrotor driven by bidirectional electronic speed controllers

Indexes

FOPID bidirectional QUAV

PID bidirectional QUAV

PID unidirectional QUAV

RMSEx/m

0.118

0.130

0.122

RMSEy/m

0.447

0.497

0.462

Sum of 3D Euclidean distance/m

24.101

25.805

30.313

Adjustment time/s

1.437

1.648

1.932