I have a figure that contains four subfigures with captions and I want to cite the subfigure. I tried a lot but it didn't work out. Below is not working

```
\usepackage{subfigure}
Some text \subref{fig:multi-scale} Figure \ref{fig:overall_figure}

```

**COMPLETE LATEX CODE**

```
%%%% ijcai21.tex

\typeout{IJCAI--21 Instructions for Authors}

% These are the instructions for authors for IJCAI-21.

\documentclass{IEEEtran}

% Use the postscript times font!
\usepackage{times}
\usepackage{soul}
\usepackage{url}
%\usepackage[hidelinks]
%\usepackage[utf8]{inputenc}
%\usepackage[small]{caption}
%\usepackage{graphicx}
\usepackage{amsmath}
\usepackage{amsthm}
\usepackage{booktabs}
\usepackage{algorithm}
\usepackage{algorithmic}
\urlstyle{same}
\usepackage[table,xcdraw]{xcolor}
\usepackage{comment}
\usepackage{multirow}
\usepackage{amsfonts}
\usepackage{makecell}
\usepackage[colorlinks=true,linkcolor=blue]{hyperref}%

%\usepackage{subfigure}
%\usepackage{caption}
%\usepackage{subfig}
\usepackage{graphicx}
\usepackage[caption=false]{subfig}

%\usepackage{cleveref}

% You need a newsubfloat element to use subcaption

\definecolor{mygray}{gray}{.92}

% thickline==============================================================================
\makeatletter
\def\thickhline{%
  \noalign{\ifnum0=`}\fi\hrule \@height \thickarrayrulewidth \futurelet
   \reserved@a\@xthickhline}
\def\@xthickhline{\ifx\reserved@a\thickhline
               \vskip\doublerulesep
               \vskip-\thickarrayrulewidth
             \fi
      \ifnum0=`{\fi}}
\makeatother

\newlength{\thickarrayrulewidth}
\setlength{\thickarrayrulewidth}{2\arrayrulewidth}
%======================================================================================

\title{Deep Learning}

\author{
Anonymous Author
\thanks{A. A is with the Department
of Electrical and Computer Engineering, Georgia Institute of Technology, Atlanta,
GA, 30332}% <-this % stops a space
\thanks{Anonymous and Anonymous are with Anonymous University.}% <-this % stops a space
\thanks{Manuscript Submission April 19, 2022; revised August 00, 0000.}}

\begin{document}

\maketitle

\begin{abstract}
  xxx
\end{abstract}

%
\begin{figure}[!t]
    \subfloat[Deep Residual Auto-Encoder]{\includegraphics[width=3cm]{cat.jpg}}
    \label{fig:deep_residual}
    \vspace{10pt}
    \subfloat[Multi-scale network]{\includegraphics[width=3cm]{cat.jpg}}
    \label{fig:multi-scale}
    \caption{Oversimplified view of single iterative networks for image compression}
    \label{fig:overall_figure}
\end{figure}

Cross references: \subref{fig:deep_residual}
and \subref{fig:multi-scale} of \ref{fig:overall_figure}

\small
\bibliographystyle{IEEEtran}
\bibliography{ijcai21}

\end{document}

```