SLAM	simultaneous localization and mapping
ARW	adaptive random walk
ICP	iterative closest point
TrICP	trimmed ICP
SIFT	scale-invariant feature transform
SURF	speeded-up robust features
KLT	Kanade-Lucas-Tomasi
MCS	maximum common subgraph
MAFF	map augmentation and feature fusion
MER	maximal empty rectangular
FAST	features from accelerated segment test
ORB	oriented FAST and rotated BRIEF
BoW	bag of word
RANSAC	random sample consensus
EM	expectation–maximization
MSSE	modified selective statistical estimator
VG	Voronoi graph
GVG	generalized Voronoi graph
AGVG	annotated generalized Voronoi graph
EVG	extended Voronoi graph