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In this paper the acoustic event detection and classification (AED/AEC) system developed under European Community's Seventh Framework Companionable project in awareness context is presented. The system relies on the use of wavelet transform technique for detection and on an unsupervised order estimation of Gaussian mixture model (GMM) arranged in hierarchical form in the aim to improve the recognition...
The following topics are dealt with: natural language processing; content-based multimedia retrieval; audio analysis; image analysis; video analysis; speech analysis; semantic Web services; semantic-based interoperability; service integration; metadata; description languages; ontology integration; semantic system design; data mining; Web mining; context-aware sensor networks; semantic speech retrieval;...
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