{
  "songs": [
    {
      "input": "/srv/music-files/pipeline/batch-20260402-005404-c09134/02_Talking to the Moon_20260402/suno_raw_0.mp3",
      "output": "/srv/music-files/pipeline/batch-20260402-005404-c09134/02_Talking to the Moon_20260402/suno_mixed_0.mp3",
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        "peak": 0.4000000059604645,
        "rms": -14.300000190734863,
        "crest": 14.699999809265137,
        "width": 8.5,
        "low_pct": 71.4000015258789,
        "mid_pct": 23.5,
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        "centroid": 682.0,
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      "adapted_params": {
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        "side_high_shelf_hz": 10000,
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        "mid_peak_hz": 60,
        "mid_peak_db": 0,
        "mid_peak_q": 1.0,
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        "mid_kick_db": 0,
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        "mid_snap_hz": 2500,
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        "mid_snap_q": 1.0,
        "parallel_comp_enabled": true,
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        "parallel_comp_ratio": 8.0,
        "parallel_comp_attack_ms": 5,
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        "parallel_comp_mix": 0.03,
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        "dull_hz": 300,
        "dull_db": -2.0,
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        "sub_shelf_hz": 80,
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        "tight_db": -1.5,
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        "air_db": 0.3,
        "comp_threshold_db": -6.0,
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        "comp_release_ms": 100,
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        "_global_mid": 15.5,
        "_global_high": 3.0
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      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=82% Mid=16% High=3% W=7.6% Crest=17.0",
        "   目标: Low=43% Mid=53% High=3% W=15.6% Crest=14.9",
        "   差值: ΔLow=+38% ΔMid=-38% ΔHigh=-0% ΔW=-8.0% ΔCrest=+2.1",
        "   低频偏多+38%: 去闷=-2.0dB, 低频增强=0.0dB, 收紧=-1.5dB",
        "   高频接近目标(Δ-0%) → 微量空气感+0.3dB",
        "   LowMid偏少-24%: 600Hz=+0.5dB",
        "   Mid偏少-14%: 2.5kHz=+0.4dB q=1.0",
        "   宽度偏窄-8.0%: Side=+1.0dB",
        "   动态接近目标(Δ+2.1dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
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        "confidence": "low",
        "source": "audio",
        "bpm": 143.6,
        "centroid": 1531.0,
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        "lufs": -8.0,
        "peak": 4.0,
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        "centroid": 747.0,
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          "air": 0.699999988079071
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    {
      "input": "/srv/music-files/pipeline/batch-20260402-005404-c09134/02_Talking to the Moon_20260402/suno_raw_1.mp3",
      "output": "/srv/music-files/pipeline/batch-20260402-005404-c09134/02_Talking to the Moon_20260402/suno_mixed_1.mp3",
      "before": {
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        "peak": 0.10000000149011612,
        "rms": -16.600000381469727,
        "crest": 16.700000762939453,
        "width": 4.099999904632568,
        "low_pct": 65.80000305175781,
        "mid_pct": 31.5,
        "high_pct": 2.700000047683716,
        "centroid": 590.0,
        "bands": {
          "sub": 13.300000190734863,
          "bass": 52.5,
          "low_mid": 26.799999237060547,
          "mid": 4.699999809265137,
          "high_mid": 0.800000011920929,
          "air": 1.899999976158142
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      "after": {
        "lufs": -11.5,
        "peak": 0.0,
        "rms": -14.0,
        "crest": 14.0,
        "width": 5.0,
        "low_pct": 58.5,
        "mid_pct": 37.599998474121094,
        "high_pct": 3.9000000953674316,
        "centroid": 762.0,
        "bands": {
          "sub": 10.5,
          "bass": 48.0,
          "low_mid": 31.299999237060547,
          "mid": 6.199999809265137,
          "high_mid": 1.2000000476837158,
          "air": 2.700000047683716
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        "side_hp_hz": 120,
        "side_high_shelf_hz": 6000,
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        "mid_peak_hz": 60,
        "mid_peak_db": 0,
        "mid_peak_q": 1.0,
        "mid_kick_hz": 100,
        "mid_kick_db": 0,
        "mid_kick_q": 1.0,
        "mid_snap_hz": 2500,
        "mid_snap_db": 0.32999998331069946,
        "mid_snap_q": 1.0,
        "parallel_comp_enabled": true,
        "parallel_comp_threshold_db": -20.0,
        "parallel_comp_ratio": 8.0,
        "parallel_comp_attack_ms": 5,
        "parallel_comp_release_ms": 150,
        "parallel_comp_mix": 0.03,
        "pre_gain_db": 0.0,
        "hp_hz": 30,
        "dull_hz": 300,
        "dull_db": -2.0,
        "dull_q": 1.5,
        "sub_shelf_hz": 80,
        "sub_shelf_db": 0.0,
        "tight_hz": 120,
        "tight_db": -1.1779999732971191,
        "tight_q": 1.5,
        "air_hz": 16000,
        "air_db": 0.3,
        "comp_threshold_db": -6.0,
        "comp_ratio": 1.5,
        "comp_attack_ms": 20,
        "comp_release_ms": 100,
        "limiter_threshold_db": -1.0,
        "limiter_release_ms": 100,
        "dynamic_eq": false,
        "mp3_bitrate": 320,
        "_lowmid_boost_db": 0.32399997115135193,
        "side_gain_db": 1.3799999952316284,
        "_global_low": 65.80000305175781,
        "_global_mid": 31.5,
        "_global_high": 2.700000047683716
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      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=66% Mid=32% High=3% W=4.1% Crest=16.7",
        "   目标: Low=43% Mid=53% High=3% W=15.6% Crest=14.9",
        "   差值: ΔLow=+23% ΔMid=-22% ΔHigh=-1% ΔW=-11.5% ΔCrest=+1.8",
        "   低频偏多+23%: 去闷=-2.0dB, 低频增强=0.0dB, 收紧=-1.2dB",
        "   高频接近目标(Δ-1%) → 微量空气感+0.3dB",
        "   LowMid偏少-11%: 600Hz=+0.3dB",
        "   Mid偏少-11%: 2.5kHz=+0.3dB q=1.0",
        "   宽度偏窄-11.5%: Side=+1.4dB",
        "   动态接近目标(Δ+1.8dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
        "genre": "pop",
        "confidence": "low",
        "source": "audio",
        "bpm": 143.6,
        "centroid": 1639.0,
        "onset_density": 1.9,
        "low_energy": 72.19999694824219
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      "ref": {
        "lufs": -8.0,
        "peak": 4.0,
        "rms": -10.899999618530273,
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        "width": 15.600000381469727,
        "low_pct": 43.20000076293945,
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        "high_pct": 3.299999952316284,
        "centroid": 747.0,
        "bands": {
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          "bass": 37.0,
          "low_mid": 37.599998474121094,
          "mid": 15.699999809265137,
          "high_mid": 2.700000047683716,
          "air": 0.699999988079071
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    }
  ],
  "time": 34.9
}