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Table 1 The meaning of the notations

From: An effective localization algorithm for moving sources

Symbol Meaning
[·]T Matrix transpose
[·]−1 Matrix inverse
E[·] The mathematical expectation
· The Euclidean norm
diag(·) Diagonal matrix
(·)o True value
(·) Noisy value
θ(i:j) Sub-vector of vector θ
0i×j a i×j vector of zeros
Oi×j a i×j zeros matrix
Ii×i an identity matrix of order i