Acoustic Signaling Protocols in Oaxacan Guelaguetza Dance Choreography
瓦哈卡瓜拉古埃察舞蹈编排中的声学信号协议
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Oaxaca’s Guelaguetza dancers synchronize footwork not to musical beats but to resonant frequencies amplified by volcanic tuff amphitheater walls at 87–93 Hz.
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Each community delegation uses region-specific shell trumpet harmonics—measured via spectral analysis—to trigger transitions between dance segments.
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