基于消费级脑机接口和脑电神经反馈的交互式电子音乐作品《思考之声》-音乐专业论文.docx

AbstractEEGdevicescoulddisplaythebrainactivitiesofhumanobjectively.Itisavaluableresearchforcreatingmusicvia BCIdevices.Thetraditionalhardwarefor brainwavepickupishugeandexpensive. Italwayshasalongtimepreparationbeforethecollection.Onlyrecently,however,hasthetechnologyexpandedintotheprosumerrealm.This greatlyreducedthecostofbrain-musicresearches.Theworkweproposedis anindeterminacyworkofnewmediaart,which employedcommercialbrain–computerinterfacesandappliancecomputersasthemediaofcreation.Theneurofeedbacktechnologyhasbeenadoptedasthewayto achieveinteractionsbetweenmusicandperformers.WetranslatetheEEGsignalrepresentingtheperformer’sthinkingstatusastheparametersforeachprocedureof musiccreation,suchascomposition,noteplayingandeffectsapplication.Thefinalpiecewillbewithastylecharacterizedbynewageorambientmusic.Notonlytheaudience could hearthebrainwavemusicbutalsotheperformerhis/herself.Therefore, wecouldgetabeneficial cycleof“thinking-listening-thinking”.Mostpeoplewould haveareliefexperienceduringtheirbrainwavemusiccreationprocess.Thisisanewexperimentalexampleininteractivemusicartsrealm.ThebeautifulsoundisamostappreciatedvaluesinceweappliedseveralmusictheoriesonthesystemsuchasChinesetraditionalpentatonicscaleandjustintonation.Meanwhile,itrevealedtoussomepotentialvalue,whichmaybeusedonsomeotherrealmsuchas pressurealleviation,entertainmentsandsoon.KeyWords：commercialbrain–computerinterfaces;EEGmusic;Neurofeedback;interactiveelectronicmusic录第1章研究背景................................................................................................................11.1脑电生物反馈与计算机作曲系统........................................................................11.2现存脑波音乐作品回顾........................................................................................2第2章作品的原理及构成................................................................................................72.1 交互参数.......................................................................................................................