I. INTRODUCTION

II. FUNDAMENTALS AND PRELIMINARY CONCEPTS

III. SPARSE REPRESENTATION PROBLEM WITH DIFFERENT NORM REGULARIZATIONS

IV. GREEDY STRATEGY APPROXIMATION

V. CONSTRAINED OPTIMIZATION STRATEGY

VI. PROXIMITY ALGORITHM BASED OPTIMIZATION

VII. HOMOTOPY ALGORITHM BASED SPARSE REPRESENTATION

VIII. THE APPLICATIONS OF THE SPARSE REPRESENTATION METHOD

IX. EXPERIMENTAL EVALUATION

X. CONCLUSION