| bad_controls_in | flag bad controls (mediator/collider/desc of Y) among a candidate set |
| classify_nodes | Classify DAG nodes |
| DAGassist | Generate a (console/LaTeX/word/excel/txt) report classifying nodes and comparing models |
| print.DAGassist_report | Print method for DAGassist reports |
| print.DAGassist_roles | Print node classifications (aligned) |
| print.DAGassist_validation | Minimal, clean printout for validation results with color coding |