Add floor-event timing objective and addressee diagnostics

PROJECT_CONTEXT.md

@@ -138,6 +138,14 @@ scenario definitions. These values remain timing-derived behavior proxies,
 not semantic EOT/INT or addressee ground truth. See the
 [`runbook`](docs/easycom_competing_risk_floor_evaluation.md).
 
+Three explanation-oriented diagnostics are implemented but unmeasured: a
+separately identified post-boundary reactive evaluator, a direct
+competing-risk response/yield probe over the same frozen Omni/audio/oracle
+inputs, and a privileged direct-to-wearer `Target_of_Speech` oracle with an
+equal-width zero-channel control. They diagnose timing, objective and
+addressee-information limitations respectively; none changes or freezes P0.
+See [`docs/easycom_floor_event_diagnostics.md`](docs/easycom_floor_event_diagnostics.md).
+
 ### Next experiment gates
 
 The user has temporarily chosen to run the dense-AP model screen while P0 is
@@ -296,7 +304,7 @@ Do not reorganize them physically without compatibility wrappers.
 | `derive_easycom_interaction_events.py` | Deterministic transcript/timing proxies |
 | `adjudicate_easycom_interaction_events.py` | Optional ambiguous-event adjudication |
 | `audit_easycom_floor_events.py` | Count EOT/takeover/backchannel candidates |
-| `prepare_easycom_oracle_features.py` | Build explicit past-only oracle person-activity sidecars for information-value screening |
+| `prepare_easycom_oracle_features.py` | Build explicit past-only oracle person-activity sidecars and analysis-only addressee controls |
 
 ### Local features
 
@@ -312,9 +320,13 @@ Do not reorganize them physically without compatibility wrappers.
 | `train_turn_head.py` | Frozen-backbone head training, optional local fusion/auxiliary losses |
 | `infer_turn_head.py` | Save EgoSpeak-compatible predictions and AP/mAP |
 | `evaluate_floor_state_changes.py` | CPU floor-state/event proxy evaluation |
+| `train_easycom_floor_event_probe.py` | Analysis-only direct response/yield probe with shared competing-risk labels |
+| `summarize_easycom_floor_event_probes.py` | Compare direct event-probe conditions under one evaluation contract |
 | `summarize_local_baselines.py` | Aggregate local baseline `metrics.json` files |
 | `run_easycom_track_gru_residual.sh` | Matched pooled and anonymous track-GRU training/inference launcher |
 | `run_easycom_oracle_information.sh` | Prepare and screen aggregate/per-person/shuffled/delayed oracle conditions on Session 12 |
+| `run_easycom_floor_event_probes.sh` | Prepare, train and compare aggregate/addressee direct event probes |
+| `run_easycom_post_boundary_eval.sh` | Compare existing dense runs after the aggregate-other boundary is observed |
 | `train_omni_turn_lora.py` | Thinker LoRA training from cached AV |
 | `eval_omni_turn_lora.py` | Thinker LoRA evaluation |