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Express Paper Open Access

Excitation Stimuli For Simultaneous Deconvolution of Room Responses

Authors: Bharitkar, Sunil; Souza Blanes, Ema; Brunet, Pascal

AES Convention 155 · Paper 167 · October 2023

Abstract

This paper compares three state-of-the-art stimuli (multitone-pink, MLS, and log-sweep) to simultaneously deconvolve the impulse responses from several loudspeakers. A hyperparameter optimization algorithm constructs the stimulus, where the algorithm optimizes the stimulus parameters by minimizing a time domain error between the actual impulse responses and the simultaneously deconvolved responses over a training dataset. Objective results are presented for the various stimuli in a test data set that demonstrate the efficacy of each stimulus in the context of simultaneous deconvolution.

Details

Published in
AES Convention 155
AES Convention
155
Paper number
167
Publication date
October 6, 2023
Session subject
Room Acoustics
Affiliation
Samsung Research America; Samsung Research America; Samsung Electronics (See document for exact affiliation information.)
Type
Express Paper