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authorDaniel Friesel <daniel.friesel@uos.de>2022-01-05 14:54:46 +0100
committerDaniel Friesel <daniel.friesel@uos.de>2022-01-05 14:54:46 +0100
commitd9aee2a314ae6d3fc0216893a4ccfd8bb66ffa9c (patch)
treef1d86f0e7e58c415b29420fa9fc7eedb4d343287 /README.md
parent3473ff227b9c085b5333147f0c2f6cb1e431c875 (diff)
README: document sklearn cart
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@@ -31,6 +31,8 @@ The following variables may be set to alter the behaviour of dfatool components.
| `DFATOOL_DRIFT_COMPENSATION_PENALTY` | 0 .. 100 (default: majority vote over several penalties) | Specify penalty for ruptures.py PELT changepoint petection |
| `DFATOOL_DTREE_ENABLED` | 0, **1** | Use decision trees in get\_fitted |
| `DFATOOL_DTREE_FUNCTION_LEAVES` | 0, **1** | Use functions (fitted via linear regression) in decision tree leaves when modeling numeric parameters with at least three distinct values. If 0, integer parameters are treated as enums instead. |
+| `DFATOOL_DTREE_SKLEARN_CART` | **0**, 1 | Use sklearn CART ("Decision Tree Regression") algorithm for decision tree generation. Uses binary nodes and supports splits on scalar variables. Overrides `FUNCTION_LEAVES` (=0) and `NONBINARY_NODES` (=0). |
+| `DFATOOL_CART_MAX_DEPTH` | **0** ... *n* | maximum depth for sklearn CART. Default: unlimited. |
| `DFATOOL_KCONF_WITH_CHOICE_NODES` | 0, **1** | Generate enum parameters from kconfig choice nodes; ignore corresponding boolean config options. |
| `DFATOOL_KCONF_IGNORE_NUMERIC` | **0**, 1 | Ignore numeric (int/hex) configuration options. Useful for comparison with CART/DECART. |
| `DFATOOL_KCONF_IGNORE_STRING` | **0**, 1 | Ignore string configuration options. Useful for comparison with CART/DECART. |