\subsection{Shapiro Filter}
\label{sec:shap_filt}
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(in directory: \file{pkg/shap\_filt/})
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\subsubsection{Key subroutines, parameters and files}
Implementation of \cite{Shapiro_70} filter is described in
section \ref{sect:shapiro-filter}.

\input{s_phys_pkgs/text/shap-parms}

\subsubsection{Experiments and tutorials that use shap filter}
\label{sec:pkg:shap_filt:experiments}

\begin{itemize}
\item Held Suarez tutorial, in tutorial\_held\_suarez\_cs verification directory, described in 
section \ref{sect:eg-hs}
\item other Held Suarez verification experiments (\file{hs94.128x64x5, hs94.1x64x5}, 
      \file{hs94.cs-32x32x5})
\item AIM verification experiments (\file{aim.5l\_cs}, 
       \file{aim.5l\_Equatorial\_Channel}, \file{aim.5l\_LatLon})
\item fizhi verification experiments (\file{fizhi-cs-32x32x40}, 
       \file{fizhi-cs-aqualev20}, \file{fizhi-gridalt-hs})

\end{itemize}

