On the performance of multi-GPU-based expert systems for acoustic localization involving massive microphone arrays

作者:

Highlights:

• Expert system for passive sound source localization that makes use of multiple GPUs.

• Fine spatial grids and a high number of microphones provide excellent localization.

• GPU resources for managing a large expert system are described.

• A complete set of simulations evaluates the performance of the expert system.

• Excellent localization accuracy is achieved even in adverse environments.

摘要

•Expert system for passive sound source localization that makes use of multiple GPUs.•Fine spatial grids and a high number of microphones provide excellent localization.•GPU resources for managing a large expert system are described.•A complete set of simulations evaluates the performance of the expert system.•Excellent localization accuracy is achieved even in adverse environments.

论文关键词:Sound source localization,Steered Response Power,Microphone arrays,Graphics Processing Units

论文评审过程:Available online 12 March 2015.

论文官网地址:https://doi.org/10.1016/j.eswa.2015.02.056