subfloat example

\usepackage{subfig}





\begin{figure}[t]
  \centering
  \subfloat[The ten sample points. Interior sample points sorted into three different buckets.]{
    \begin{tikzpicture}
      \input{curve1.tex}
    \end{tikzpicture}
    \label{fig:patch} }
  \quad
  \subfloat[The interior feature points kept after partitioning.] {
    \begin{tikzpicture}
      \input{curve2.tex}
    \end{tikzpicture}
    \label{fig:patches} }
  \caption{Ten points and the linear interpolation in-between drawn as vectors.}
  \label{fig:bucket_partitioning}
\end{figure}