Improvement Schemes for Indoor Mobile Location Estimation: A Survey

Table 2

Comparison of different improvement strategies for location estimation.

	Bayesian filtering	Multiple localization technique fusion				Spatial context fusion
		Multimodal fingerprinting	Multimodal triangulation	PDR fusion	Cooperative localization	Map matching	Landmarks	Spatial model
Accuracy improvement	Medium	Excellent	Good	Excellent	Excellent	Good	Good	Excellent
Deployment effort	Nil	High	High	Medium	Medium	Medium	Low	Very high
Applicability	Very good	Good	Bad	Good	Average	Very good	Good	Very good
Algorithm complexity	Medium	Medium	High	High	High	Medium	Medium	Medium
Hardware cost	Nil	Nil	High	General	General	Nil	Nil	Nil