Adaptive Quantization for Multichannel Wiener Filter-Based Speech Enhancement in Wireless Acoustic Sensor Networks.
Fernando de la Hucha ArceMarc MoonenMarian VerhelstAlexander BertrandPublished in: Wirel. Commun. Mob. Comput. (2017)
Keyphrases
- speech enhancement
- sensor networks
- adaptive quantization
- single channel
- wiener filter
- underwater acoustic
- noise reduction
- network connectivity
- visual sensor networks
- multi channel
- mac protocol
- linear prediction
- wireless communication
- rate distortion
- shape coding
- wireless sensor networks
- subband
- sensor nodes
- low bit rate
- signal to noise ratio
- image restoration
- sound source
- image compression
- sensor data
- wireless networks
- noisy environments
- energy consumption
- additive noise
- bit rate
- denoising
- data streams
- speech signal
- multiresolution
- frequency domain
- wavelet decomposition
- edge detection
- image coding
- high quality
- video coding
- point spread function
- wavelet transform