1. Introduction  
2. Mock Galaxy Catalogue  
3. Compact Group Finder Algorithms  
3.1. Classic Algorithm  
3.2. Modified Algorithm  
4. Application of the Modified Compact Group Finder to the SDSS  
4.1. Parent Observational Galaxy Catalogue  
4.2. Compact Group Extraction  
4.3. Comparison with Other Compact Group Catalogues from SDSS  
5. Summary