{
  "status": "success",
  "overall": 8.2,
  "grade": "A",
  "needs_review": false,
  "showcase_candidate": true,
  "flags": [],
  "dimensions": {
    "production": {
      "score": 6.5,
      "issues": [
        "Frequency balance far from edm reference (avg deviation 31%)",
        "Peak at 0.2 dBFS, likely clipping"
      ],
      "metrics": {
        "lufs": -9.3,
        "crest": 12.0,
        "peak": 0.20000000298023224,
        "width": 9.100000381469727,
        "low_pct": 39.0,
        "mid_pct": 54.900001525878906,
        "high_pct": 6.0,
        "genre": "edm",
        "freq_deviation": 30.6
      }
    },
    "lyrics_fit": {
      "score": 8.5,
      "issues": [
        "Lyrics too dense (10.6 chars/sec), may not fit timing"
      ],
      "density": 10.62,
      "rhyme_ratio": 0.379,
      "repetition_ratio": 0.139,
      "line_count": 79,
      "has_verse": true,
      "has_chorus": true
    },
    "originality": {
      "score": 9.96,
      "similarity_pct": 0.4,
      "issues": []
    },
    "melody_proxy": {
      "score": 7.52,
      "factors": {
        "key_confidence": 0.7195,
        "beat_regularity": 0.876,
        "bpm_confidence": 1.0,
        "chromagram_focus": 0.0067
      },
      "issues": [
        "Chromagram very spread, weak tonal focus"
      ]
    },
    "vocal_presence": {
      "score": 10.0,
      "mid_pct": 54.9,
      "centroid": 1197.0,
      "issues": []
    },
    "aesthetic": {
      "score": 8.12,
      "sub_scores": {
        "musicality": 8.0,
        "vocal_quality": 8.5,
        "arrangement": 8.0,
        "emotional_impact": 8.0
      },
      "summary": "This is a well-produced J-Pop/R&B track with a smooth, emotional vocal performance and a cohesive, warm arrangement. The melody is memorable, and the overall mood is effectively conveyed.",
      "issues": [],
      "model": "gemini-2.5-flash"
    }
  },
  "elapsed_s": 0.005
}