{
  "policy_id": "avrtg.r7.common.max1024.v1",
  "status": "canonical_for_new_reevaluations",
  "split": "R7 held-out test",
  "expected_queries": 2202,
  "data": {
    "validation_sha256": "960e2a04502418f44ea23ca0a591609995379f1c636b7a6db80c017c4cf7237a",
    "validation_query_instances": 2202
  },
  "prompt": {
    "name": "canonical union-localization prompt",
    "system": "You are an audio-visual temporal grounding model.",
    "user_template": "<video>\nLocalize every time interval where the following event is present\nin the audio stream, the visual stream, or both:\n\n{query}\n\nReturn JSON inside <answer> tags. Use seconds relative to t=0 of the full video.\nReturn all matching intervals in chronological order, merging overlapping or contiguous intervals.\n\nRequired output format:\n<answer>{\"intervals\":[[start_second,end_second], ...]}</answer>"
  },
  "output_schema": "<answer>{\"intervals\":[[start,end], ...]}</answer>",
  "generation": {
    "do_sample": false,
    "temperature": 0.0,
    "top_p": null,
    "top_k": null,
    "num_beams": 1,
    "max_new_tokens": 1024,
    "termination": [
      "model_native_eos",
      "official_conversation_separator"
    ],
    "answer_wrapper_early_stop": false
  },
  "audio": {
    "scope": "full",
    "local_format": "16-kHz mono",
    "source": "same verified MP4"
  },
  "video": {
    "scope": "full timeline",
    "sampling_fps": 1.0,
    "timestamps_sec": "0,1,2,...",
    "experiment_frame_cap": null,
    "experiment_pixel_cap": null,
    "spatial_preprocessing": "official model-native processor"
  },
  "input": {
    "video_sampling_fps": 1.0,
    "experiment_frame_cap": null,
    "experiment_pixel_cap": null,
    "full_mp4_audio_required": true,
    "use_audio_in_video": true,
    "return_audio": false,
    "talker_enabled": false,
    "batch_size_per_gpu": 1,
    "oom_policy": "Fail and record the row; do not silently reduce frames, pixels, audio, or output length."
  },
  "execution": {
    "queries_per_gpu_at_once": 1,
    "sharding": "deterministic and disjoint",
    "resume": true,
    "required_generation_audit": [
      "generated_tokens",
      "termination_reason",
      "cap_hit",
      "provider_finish_reason_if_available"
    ]
  },
  "parser": "strict/common canonical parser",
  "metric_version": "avrtg.evidence-region.v2",
  "failure_policy": "no reinference or manual repair; empty prediction and localization zero",
  "integrity_requirements": {
    "errors": 0,
    "duplicates": 0,
    "missing": 0,
    "extra": 0,
    "frame_mismatch": 0,
    "empty_audio": 0
  }
}