Search for dissertations about: "quality enhancement"
Showing result 6 - 10 of 124 swedish dissertations containing the words quality enhancement.
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6. Quality in E-learning in a Cultural Context: The case of Iran
Abstract : Higher education institutions in general and virtual institutions in particular are experiencing pressure to become more competitive all over the world. Such striving for excellence can be associated with and seen as a consequence of globalization that is propelling the reshaping of higher education. READ MORE
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7. Enhancement of stormwater quality in grass swales : Removal and immobilisation of metals
Abstract : .... READ MORE
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8. Applied Speech Enhancement for Personal Communication
Abstract : In our daily life noise is almost constantly present. At the same time our need to communicate reliably has probably never been this great. Surrounding noise impairs our ability to communicate by speech and causes the users of a speech communication system to strain both their hearing and their voices. READ MORE
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9. Speech Enhancement Using Nonnegative MatrixFactorization and Hidden Markov Models
Abstract : Reducing interference noise in a noisy speech recording has been a challenging task for many years yet has a variety of applications, for example, in handsfree mobile communications, in speech recognition, and in hearing aids. Traditional single-channel noise reduction schemes, such as Wiener filtering, do not work satisfactorily in the presence of non-stationary background noise. READ MORE
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10. Human perception in speech processing
Abstract : The emergence of heterogeneous networks and the rapid increase of Voice over IP (VoIP) applications provide important opportunities for the telecommunications market. These opportunities come at the price of increased complexity in the monitoring of the quality of service (QoS) and the need for adaptation of transmission systems to the changing environmental conditions. READ MORE