Acoustic Array Systems

Glossary: Symbols and Abbreviations

Abbreviations

2D FFT	Two-dimensional fast Fourier transform
AIC	Akaike information criterion
AG	Array Gain
ANC	Active Noise Control
AWFS	Adaptive wave field synthesis
BEM	Boundary element method
BFM	Basis function model
BM	Blocking matrix
CBW	Constant beamwidth
CG	Conjugate Gradient
CHIEF	Combined Helmholtz integral equation formulation
DAS	Delay-and-sum
DBEM	Direct boundary element method
DC	Direct convolution
DI	Directivity Index
DMA	Differential microphone array
DOA	Direction of arrival
DOR	Distance of reconstruction
DTFT	Discrete time Fourier transforms
EfI	Effective independence method
ERA	Eigensystem realization algorithm
ESM	Equivalent source method
EVD	Eigenvalue decomposition
FBF	Fixed beamformer
FBR	Front-to-back ratio
FDM	Finite difference method
FDOA	Frequency-domain-overlap-add
FEA	Finite element analysis
FEAD	Front-end accessory drive
FEM	Finite element method
FFT	Fast Fourier transform
FIR	Finite impulse response
FRF	Frequency response function
GCC	Generalized cross-correlation
GSS	Golden section search
HELS	Helmholtz equation least squares
HRTF	Head-related transfer functions
IB	Intra-block
IBEM	Inverse boundary element method
IBMC	Intra-block Monte Carlo
IFFT	Inverse fast Fourier transform
IIR	Infinite impulse response
IRF	Impulse response function
IT	Information technology
KHIE	Kirchhoff–Helmholtz integral equation
LAF	Leaky adaptive ...