Residue Classification-Based Robust Phase Unwrapping in High-Noise Region

Table 2

Phase unwrapping accuracy of different methods (RMS/rad).

SNR/dB	BC	QG	ILS	MCF	UKF	IUKF	RCBC
6.11	0.385	0.218	0.267	0.455	0.165	0.155	0.208
2.18	1.337	0.632	1.343	0.693	0.236	0.235	0.367
0.088	3.207	6.005	3.737	1.039	0.312	0.288	0.465