Time-weighted Frequency Domain Audio Representation with GMM Estimator for Anomalous Sound Detection.
Jian GuanYoude LiuQiaoxi ZhuTieran ZhengJiqing HanWenwu WangPublished in: CoRR (2023)
Keyphrases
- frequency domain
- frequency analysis
- spatial domain
- fourier transform
- audio signal
- mathematical formalism
- cross correlation
- anomaly detection
- gaussian mixture model
- voice activity detection
- denoising
- feature extraction
- fourier analysis
- maximum likelihood
- power spectrum
- speaker identification
- subband
- expectation maximization
- frequency response
- spectrum analysis
- affine invariance
- frequency domain analysis
- machine learning
- power spectral
- natural images
- multiresolution