calculateSpectralCentroid()

float fl::audio::detector::MoodAnalyzer::calculateSpectralCentroid ( const fft::Bins & fft )

private

Definition at line 113 of file mood_analyzer.cpp.hpp.

                                                                {
    float weightedSum = 0.0f;
    float magnitudeSum = 0.0f;
 
    for (size_t i = 0; i < fft.raw().size(); i++) {
        float magnitude = fft.raw()[i];
        weightedSum += i * magnitude;
        magnitudeSum += magnitude;
    }
 
    return (magnitudeSum < 1e-6f) ? 0.0f : weightedSum / magnitudeSum;
}

Referenced by update().

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