| Article ID: | iaor19941236 |
| Country: | France |
| Volume: | 26 |
| Issue: | 1 |
| Start Page Number: | 15 |
| End Page Number: | 29 |
| Publication Date: | Jan 1992 |
| Journal: | RAIRO Operations Research |
| Authors: | Batbedat A. |
This study concerns additive and pyramidal classifications, which extend the usual hierarchical classification.