{
  "_comment": "Feature Statistics - Developer: Molla Samser, Email: help@rskworld.in, Phone: +91 93305 39277, Website: https://rskworld.in, Year: 2026",
  "mfcc_statistics": {
    "n_coefficients": 13,
    "average_values": [
      0.234, -0.145, 0.089, -0.067, 0.123,
      -0.098, 0.156, -0.112, 0.201, -0.134,
      0.178, -0.156, 0.145
    ],
    "std_values": [
      0.456, 0.389, 0.412, 0.378, 0.401,
      0.365, 0.423, 0.391, 0.445, 0.367,
      0.434, 0.352, 0.398
    ]
  },
  "mel_spectrogram_statistics": {
    "n_mels": 80,
    "average_db": -45.23,
    "max_db": 0.0,
    "min_db": -80.45,
    "frequency_range_hz": {
      "min": 0,
      "max": 11025
    }
  },
  "pitch_statistics": {
    "average_hz": 185.5,
    "min_hz": 80,
    "max_hz": 400,
    "std_hz": 45.2
  },
  "spectral_features": {
    "zero_crossing_rate": {
      "average": 0.0823,
      "std": 0.0123
    },
    "spectral_centroid": {
      "average_hz": 2845.67,
      "std_hz": 456.23
    },
    "spectral_rolloff": {
      "average_hz": 5234.12,
      "std_hz": 678.45
    }
  },
  "extraction_info": {
    "method": "librosa",
    "version": "1.0",
    "sample_rate": 22050,
    "window_size": 2048,
    "hop_length": 512
  },
  "contact": {
    "developer": "Molla Samser",
    "email": "help@rskworld.in",
    "phone": "+91 93305 39277",
    "website": "https://rskworld.in"
  }
}