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. 2023 Jun 27;23(13):5963. doi: 10.3390/s23135963

Table 4.

Identifiability conditions for the receivers.

Receiver	Identifiability Conditions (First Hop)	Identifiability Conditions (Second Hop)
Bi-ALS-KronF	$R \leq P F M_{R}$ ;	$R \leq P F M_{D}$ ;
Equations (30) and (31)	$M_{S} \leq P N$	$M_{R} \leq P N$
Bi-ALS-KronF	$M_{S} \leq \min (P R, M_{R})$ ;	$M_{R} \leq \min (P R, M_{D})$ ;
Equations (32) and (33)	$R \leq \min (N, P F M_{S})$	$R \leq \min (N, P F M_{R})$
THOSVD	$M_{S} R \leq P$ ;	$M_{R} R \leq P$
ZF-KronF (40)	$R \leq P F M_{R}$	$R \leq P F M_{D}$
ZF-KronF (41)	$R \leq P F M_{S}$ ; $M_{S} \leq M_{R}$	$R \leq P F M_{R}$ ; $M_{R} \leq M_{D}$