\(
\newcommand\R{\mathbb{R}}
\newcommand\Z{\mathbb{Z}}
\newcommand\LL{\mathbb{L}}
\newcommand{\E}[1]{\mathbb{E}\left[#1\right]}
\newcommand{\V}[1]{\mathbb{V}\left[#1\right]}
\newcommand{\ps}[2]{\left\langle #1 \,,\, #2 \right\rangle}
\newcommand\1{\mathbb{1}}
\newcommand\N{\mathbb{N}}
\newcommand\Norm{\mathcal{N}}
\newcommand{\transp}[1]{{}^t\!#1}
\newcommand\ud{\,\mathrm{d}}
\DeclareMathOperator*{\argmax}{argmax}
\DeclareMathOperator*{\argmin}{argmin}
\DeclareMathOperator{\e}{e}
\DeclareMathOperator{\Cov}{Cov}
\DeclareMathOperator{\Determinant}{det}
\newcommand{\determinant}[1]{\Determinant\left(#1\right)}
\)
Coefficients, fonctions de gain et de déphasage