| 712 / | HD | ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: PROCESSING ARCHITECTURES AND INSTURCTION PROCESSING (E.G., PROCESSORS) | 
| 1 | DF | PROCESSING ARCHITECTURE {7} | 
| 2 | DF | .~ Vector processor {4} | 
| 4 | DF | .~.~ Distributing of vector data to vector registers {1} | 
| 5 |  | .~.~.~ Masking to control an access to data in vector register |