\newcommand{\fca} {{\sc FCA-Based}\xspace}  
\newcommand{\doc} {{\sc DoC-Based}\xspace}  
\newcommand{\fdt} {{\sc FuzzyDT}\xspace} 
\newcommand{\dbd} {{\sc FuzzyDBD}\xspace} 
\newcommand{\fw} {{\sc FuzzyWrapper}\xspace} 
\newcommand{\dbdb} {{\sc FuzzyDBD}\xspace} 
\newcommand{\slave} {{\sc SLAVE}\xspace}  
\newcommand{\wrapper} {{\sc FuzzyWrapper}\xspace} 
\newcommand{\wm} {Wang \& Mendel\xspace} 
\newcommand{\WM} {Wang \& Mendel\xspace} 
\newcommand{\mpl} {{\sc MPLCS}\xspace} 
\newcommand{\FSS} {{feature subset selection}\xspace}
\newcommand{\fss} {{feature subset selection}\xspace} 
\newcommand{\RF} {{ReliefF}\xspace} 
\newcommand{\IG} {{Information Gain}\xspace}
\newcommand{\verso} {{\sc Versus}\xspace} 