SLAM	Simultaneous localization and mapping system
ACO	Ant colony optimization
HSI	Hue, saturation, and intensity
HiLAM	Hierarchical look-ahead trajectory model
APF	Artificial potential field
PF	Particle filter
PSO	Particle swarm optimization
GDM	Gas distribution mapping
IMU	Inertial measurement unit
EKF	Extended Kalman filter
SLIC-SVM	Simple-linear-iterative-clustering-based support vector machine
SL	Supervised learning
DRL	Deep reinforcement learning
RFID	Radiofrequency identification
UWB	Ultrawideband
MDP	Markov decision process
AER	Address-event representation
SNN	Spiking neural network
CNN	Convolutional neural network
MEMS	Micro-electromechanical systems