• Publications
  • Influence
Analysis and design of spherical microphone arrays
  • B. Rafaely
  • Computer Science
  • IEEE Transactions on Speech and Audio Processing
  • 2005
TLDR
This work presents a spherical-harmonics-based design and analysis framework for spherical microphone arrays. Expand
  • 477
  • 46
Microphone Array Signal Processing
TLDR
This article reviews Microphone Array Signal Processing by Jacob Benesty, Jingdong Chen, Yiteng Huang , Berlin, 2008. Expand
  • 378
  • 27
Fundamentals of Spherical Array Processing
  • 175
  • 27
Localization of Multiple Speakers under High Reverberation using a Spherical Microphone Array and the Direct-Path Dominance Test
  • O. Nadiri, B. Rafaely
  • Computer Science
  • IEEE/ACM Transactions on Audio, Speech, and…
  • 1 October 2014
TLDR
This paper proposes a novel multiple-speaker localization technique suitable for environments with high reverberation, based on a spherical microphone array and processing in the spherical harmonics (SH) domain, using a direct-path dominance test. Expand
  • 113
  • 15
Plane-wave decomposition of the sound field on a sphere by spherical convolution
Spherical microphone arrays have been recently studied for sound analysis and sound recordings, which have the advantage of spherical symmetry facilitating three-dimensional analysis. This paperExpand
  • 256
  • 13
A computationally efficient frequency-domain LMS algorithm with constraints on the adaptive filter
TLDR
The frequency domain implementation of the LMS algorithm is attractive due to both the reduced computational complexity and the potential of faster convergence compared with the time domain implementation. Expand
  • 61
  • 8
Spatial Aliasing in Spherical Microphone Arrays
TLDR
This paper presents theoretical analysis of spatial aliasing for various sphere sampling configurations, showing how high-order spherical harmonic coefficients are aliased into the lower orders. Expand
  • 156
  • 7
Sound-field analysis by plane-wave decomposition using spherical microphone array
Directional sound-field information is becoming more important in sound-field analysis and auditorium acoustics, and, as a consequence, a variety of microphone arrays have recently been studied thatExpand
  • 129
  • 7
Phase-mode versus delay-and-sum spherical microphone array processing
  • B. Rafaely
  • Mathematics, Computer Science
  • IEEE Signal Processing Letters
  • 19 September 2005
TLDR
This letter employs the spherical harmonic framework to compare the well-known delay-and-sum to the phase-mode processing for spherical arrays. Expand
  • 111
  • 7
Coherent signals direction-of-arrival estimation using a spherical microphone array: Frequency smoothing approach
TLDR
We show that frequency smoothing can be efficiently performed using spherical arrays due to the decoupling of frequency and angular components. Expand
  • 80
  • 7