Time-Weighted Frequency Domain Audio Representation with GMM Estimator for Anomalous Sound Detection.
Jian GuanYoude LiuQiaoxi ZhuTieran ZhengJiqing HanWenwu WangPublished in: ICASSP (2023)
Keyphrases
- frequency domain
- frequency analysis
- spatial domain
- fourier transform
- mathematical formalism
- anomaly detection
- power spectrum
- audio signal
- cross correlation
- gaussian mixture model
- voice activity detection
- feature extraction
- subband
- speaker identification
- denoising
- fourier analysis
- affine invariance
- spectral signatures
- power spectra
- frequency response
- discrete wavelet transform
- phase correlation
- mixture model
- em algorithm
- signal processing
- wavelet transform
- high quality