SAP ABAP Data Element RSDMED_PERFORM_PRUNING (Perform Pruning)
Hierarchy
☛
SAP_BW (Software Component) SAP Business Warehouse
⤷
BW-EI-DM (Application Component) Data Mining
⤷
RS_DME_DT (Package) Data mining engines: Decison trees
SAP_BW (Software Component) SAP Business Warehouse⤷
BW-EI-DM (Application Component) Data Mining⤷
RS_DME_DT (Package) Data mining engines: Decison trees
Basic Data
| Data Element | RSDMED_PERFORM_PRUNING |
| Short Description | Perform Pruning |
Data Type
| Category of Dictionary Type | D | Domain |
| Type of Object Referenced | No Information | |
| Domain / Name of Reference Type | RSDMDM_CHAR_BOOL | |
| Data Type | CHAR | Character String |
| Length | 1 | |
| Decimal Places | 0 | |
| Output Length | 1 | |
| Value Table |
Further Characteristics
| Search Help: Name | ||
| Search Help: Parameters | ||
| Parameter ID | ||
| Default Component name | ||
| Change document | ||
| No Input History | ||
| Basic direction is set to LTR | ||
| No BIDI Filtering |
Field Label
| Length | Field Label | |
| Short | 10 | Prune ? |
| Medium | 15 | Prune ? |
| Long | 20 | Perform Pruning ? |
| Heading | 17 | Perform Pruning ? |
Documentation
Definition
Subsequent reduction of a decision tree down to the essentials. Everything that can be removed without having a significant negative effect on the accuracy of the result (such as redundant nodes) is removed.
Use
Performing reduced error pruning avoids the decision tree being overfitted and improves the readability of the rules.
History
| Last changed by/on | SAP | 20110908 |
| SAP Release Created in | 30A |
