This 术语 concerns the 研究 of the triangulation of composers' 目的 with the 经验 of listeners 研究 questions include how much 信息 about a 作品 e g title composer's programme composer's expectations concerning 聆 策略 and 听众 响应/反应 does one desire to achieve a greater 欣赏 or 理解 of a 作品 or a corpus of 作品