{
  "schema_version": "website-evidence-1.0",
  "status": "measured",
  "benchmark_date": "2026-07-15",
  "provenance": {
    "benchmark_commit": "ccec398e5c38",
    "note": "Aggregate public summary. Private source video and raw result JSON are not included."
  },
  "system": {
    "cpu": "Intel Core Ultra 7 258V",
    "cores": 8,
    "logical_processors": 8,
    "ram_gb": 31.51,
    "python": "3.11.9",
    "pytorch": "2.13.0+cpu",
    "torchvision": "0.28.0+cpu",
    "cuda_available": false
  },
  "input": {
    "id": "tennis-primary-28s-3e03e9733f820f7e",
    "resolution": "720x1280",
    "source_fps": 29.948,
    "duration_s": 28.817,
    "estimated_source_frames": 863,
    "sample_target_fps": 10,
    "sampled_frames": 288
  },
  "runs": [
    {
      "engine": "mediapipe",
      "device": "cpu",
      "precision": "fp32",
      "batch_size": 1,
      "steady_state_total_s": 26.925353,
      "sampled_fps": 10.696,
      "peak_rss_mb": 477.92
    },
    {
      "engine": "keypointrcnn",
      "device": "cpu",
      "precision": "fp32",
      "batch_size": 1,
      "steady_state_total_s": 527.840297,
      "sampled_fps": 0.546,
      "peak_rss_mb": 659.66,
      "model_forward_s": 522.49889
    }
  ],
  "keypointrcnn_stage_profile": [
    {
      "stage": "decode_and_sampling",
      "seconds": 4.103228,
      "percent_total": 0.78
    },
    {
      "stage": "inference_envelope",
      "seconds": 523.416855,
      "percent_total": 99.16
    },
    {
      "stage": "model_forward",
      "seconds": 522.49889,
      "percent_total": 98.99
    },
    {
      "stage": "person_selection",
      "seconds": 0.00982,
      "percent_total": 0.0
    },
    {
      "stage": "angle_analysis",
      "seconds": 0.011832,
      "percent_total": 0.0
    },
    {
      "stage": "serialization",
      "seconds": 0.245471,
      "percent_total": 0.05
    }
  ],
  "same_model_output_consistency": {
    "common_frames": 8,
    "detection_presence_agreement": 1.0,
    "detection_count_agreement": 1.0,
    "selected_person_agreement": 1.0,
    "mean_normalized_keypoint_distance": 0.0,
    "joint_angle_mae_deg": 0.0,
    "validation_status": "pass"
  },
  "evidence_boundary": [
    "Same-model consistency is not ground-truth accuracy.",
    "Cross-model measurements describe agreement, not biomechanics validity.",
    "No NVIDIA GPU, CUDA, FP16, BF16, TensorRT or Triton performance result is claimed.",
    "Private benchmark footage is not redistributed."
  ]
}