| DOF | Degrees of freedom |
| IMU | Inertial measurement unit |
| UAV | Unmanned aerial vehicle |
| PID | Proportional–integral–derivative |
| PPM | Pulse position modulation |
| NED | North-east-down |
| FIFO | First input first output |
| FPS | Frame per second |
| FCF-CF | Fixed camera frame complementary filter |
| FCF-MF | Fixed camera frame Madgwick filter |
| SCF-MF-2DOF | Stabilized camera frame Madgwick filter 2DOF |
| SCF-MF-3DOF | Stabilized camera frame Madgwick filter 3DOF |
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