{"entry_labels":"study4 frozen exploratory labels; no new semantic classifier","selected_input_not_inventory":true,"final_graph_feature_usage":false,"remaining_Concrete_unknown":null,"inventory_levels":{"EXACT":"complete time-aligned Native eligible control set, all membership/validity/strategy stages recorded","PARTIAL":"at least selected concrete or same-GUI retained node observations; completeness unproved","INFERRED":"only model telemetry/State transition, no concrete inventory members","MISSING":"neither usable concrete observation nor aligned model telemetry"},"GUI_availability":"retrospective same GUI and timestamp separately from logged_by_input/cutoff","scopes":"reviewed Activity/page envelopes; other frozen functions use conservative same-Activity segments, not complete functional Regions","counts":"confirmed source visits, confirmed arrivals and SELECTION_DECISION denominators separate","step_windows":"A2/A5/A10/A20 include entry plus subsequent N confirmed steps; B boundary retains exit result","no_new_experiment":true,"no_online_changes":true}