Developmental Differences in Infant Attention to the Spectral Properties of Infant‐directed Speech
Cooper R, Aslin R. Developmental Differences in Infant Attention to the Spectral Properties of Infant‐directed Speech. Child Development 1994, 65: 1663-1677. PMID: 7859548, DOI: 10.1111/j.1467-8624.1994.tb00841.x.Peer-Reviewed Original ResearchConceptsID speechExaggerated pitch contoursSine-wave analogsPitch contourAdult-directed speechInfant-directed speechInfant attentionAD speechPrepotent stimulusCommunicative signalsPerceptual acuityPreference procedureDevelopmental differencesNatural recordingsProsodic featuresAcoustic featuresFourth experimentSpeechPitch characteristicsOlder infantsThird experimentYoung infantsInteractive experienceMonths of ageFundamental frequency