... interval of the real line As noted above, this formulation is very general and contains as particular cases a great number of classical estimation problems, such as estimation of signals in additive ... (·)H and the orthogonality of two complex-valued random variables, say a and b, by a ⊥ b Also, a. s stands for almost surely and a. e for almost everywhere Strictly Linear Estimation A core problem ... than that studied in the present paper Finally, a remarkable advantage of the proposed estimator appears when ξ(t) is a real process, and x(t) is Martínez-Rodríguez et al EURASIP Journal on Advances...