FBEM: A filter bank EM algorithm for the joint optimization of features and acoustic model parameters in bird call classification.
Wei ChuAbeer AlwanPublished in: ICASSP (2012)
Keyphrases
- em algorithm
- filter bank
- joint optimization
- feature vectors
- expectation maximization
- subband
- classification accuracy
- gaussian mixture model
- mixture model
- feature set
- maximum likelihood
- density estimation
- feature extraction
- image coding
- feature space
- class labels
- bird species
- pattern recognition
- image features
- generative model
- perfect reconstruction
- feature selection
- expectation maximisation
- image classification
- signal processing
- machine learning
- multiresolution
- frequency domain
- probabilistic model
- computationally efficient
- support vector machine
- wavelet coefficients
- image retrieval
- training set
- data analysis
- probability density function
- support vector
- multiscale
- face recognition
- image processing
- unsupervised learning