1. INTRODUCTION  
2. PROFILE DECOMPOSITION  
2.1. Modelling non-Gaussian velocity profiles  
2.2. Separation and classification of the decomposed multiple Gaussian components  
2.3. Software  
2.4. Examples  
3. PERFORMANCE TEST  
3.1. Artificial cubes  
3.2. Multiple Gaussian components  
4. APPLICATION TO THE LVHIS SAMPLE GALAXIES  
4.1. The data cube  
4.2. Profile decomposition  
5. SUMMARY