Influence of first reflections in listening room on subjective listener impression (2013)

This study investigated the perceptual factors regarding room acoustics such as spatial impression and timbre preferences, with focus on the arrival direction and pattern of the early reflections. Impulse responses were recorded with varying wall reflection and evaluated in a subjective test. Although no significant difference in timbre preferences and some evaluation terms were found in subjective listening test, the variation of early reflections did significantly influence listeners spatial impression. The method and results of the analysis is reported in the presentation.