Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 5 of 5 for “"Digital speech"”.
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Real-time digital speech transmission over the Internet
… thesis describes a complete system for real-time digital speech communication over the Internet. A digital speech compressor is described, and a new real-time Internet protocol is designed. We focus on the mathematical representation of the system as well as its implementation providing …
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A study and comparison of digital speech systems
Several of the main digital communication systems in use today are surveyed. Particular attention is paid to the transmission of the speech signal. The autocorrelation and covariance formulations of linear predictive coding are compared for varying length segments of synthetically produced vowel …
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Delta modulation techniques for low bit-rate digital speech encoding
Two new hybrid companding delta modulators for speech encoding are presented here. These modulators differ from the Hybrid Companding Delta Modulator (HCDM) proposed by Un et al in that the two new encoders employ Song Voice Adaptation as the basis of the instantaneous compandor, rather than …
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Agressividade e violência verbais nas mensagens das redes sociais: análise de interações discursivas no Facebook: o caso das eleições presidenciais brasileiras de 2018
As redes sociais exerceram papel relevante nas eleições presidenciais do Brasil em 2018, principalmente pela redução orçamentária de verbas que anteriormente sustentavam as campanhas eleitorais com uso de mídias pagas. Considerando este panorama, os candidatos fizeram largo uso das mídias gratuitas …