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Convention Paper

Algorithms for Moving Sound Images

Authors: Matsumoto, Mitsuo; Tohyama, Mikio

AES Convention 114 · Paper 5770 · March 2003

Abstract

A previously introduced algorithm for simulating a moving sound image was evaluated objectively and subjectively. This algorithm used time-variant convolution with a method for interpolating binaural impulse responses that considers the arrival times when interpolating responses Three moving sound images were used: an actual one recorded using a rotating dummy head, one simulated using the conventional cross-fading method, and one simulated using the algorithm. The objective evaluation by spectrograms of the three images showed that the one simulated using the algorithm was quite close to the actual one; the subjective evaluation using d' showed that it was perceived to move 'smoothly.'

Details

Published in
AES Convention 114
AES Convention
114
Paper number
5770
Publication date
March 6, 2003
Session subject
Spatial Perception and Processing
Affiliation
Kogakuin University, Hachioji, Japan (See document for exact affiliation information.)
Type
Convention Paper