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Conference Paper Open Access

SPARTA & COMPASS: Real-Time Implementations of Linear and Parametric Spatial Audio Reproduction and Processing Methods

Authors: McCormack, Leo; Politis, Archontis

AES Conference: 2019 AES International Conference on Immersive and Interactive Audio · Paper 111 · March 2019

Abstract

This paper summarises recent developments at the Acoustics Lab, Aalto University, Finland, regarding real-time implementations of both fundamental and advanced methods for spatialisation, production, visualisation, and manipulation of spatial sound scenes. The implementations can be roughly categorised into panning tools, for both binaural and arbitrary loudspeaker setups, and linear processing tools based on the Ambisonics framework; the latter of which includes: decoders for loudspeakers or headphones and sound scene activity visualisers, which are based on either non-parametric beamforming or parametric high-resolution methods. Additionally, more advanced reproduction and spatial editing tools are detailed, which are based on the parametric COMPASS framework.

Details

Published in
AES Conference: 2019 AES International Conference on Immersive and Interactive Audio
Paper number
111
Publication date
March 6, 2019
Affiliation
Aalto University, Espoo, Finland (See document for exact affiliation information.)
Type
Conference Paper