Example features config

features_config.json

{
    "format": {"type":"aggregate_n_features",
               "merge_channels":true},
    "features": {
        "MelSp1": {
            "feature_type": "PostProcessedMelSpectrum",
            "parameters": {
                "blockSize": 1024,
                "stepSize": 1024,
                "MelMaxFreq": 10000.0,
                "MelMinFreq": 40.0,
                "MelNbFilters": 80
            }
        },
        "MelSp2": {
            "feature_type": "PostProcessedMelSpectrum",
            "parameters": {
                "blockSize": 4096,
                "stepSize": 1024,
                "MelMaxFreq": 10000.0,
                "MelMinFreq": 40.0,
                "MelNbFilters": 80
            }
        }
    },
}