Speech Enhancement
Mostrando 1-9 de 9 artigos, teses e dissertações.
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1. Intracochlear Schwannoma: Diagnosis and Management
Introduction Schwannomas of the eighth cranial nerve are benign tumors that usually occur in the internal auditory canal or the cerebellopontine angle cistern. Rarely, these tumors may originate from the neural elements within the vestibule, cochlea, or semicircular canals and are called intralabyrinthine schwannomas. Intracochlear schwannomas (ICSs) repres
Int. Arch. Otorhinolaryngol.. Publicado em: 2014-09
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2. Compression of electromygraphic signals using adaptive predictive multi-rate codec / Compressão de sinais eletromiográficos usando codificador multitaxa preditivo adaptativo
The development of highly efficient speech codecs has raised the interest in their use in other types of signal, such as electrophysiological ones. This study evaluates the AMRACELP codec, developed for third generation mobile telephony, and proposes changes to improve its performance in compression of electromyographical signals, considering the objective q
Publicado em: 2009
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3. Sobre a crítica cinematográfica brasileira: análise da produção periódica nos últimos cinco anos
Having as object the cinematographic criticism published in different daily newspaper of different Brazilian cities, this work is focused on an exam of the relation between critic jornalist and their readers and, more specifically, on the readers cultural enhancement. The corpus is constituted by in a selection of critic reviews of Luiz Zanin Oricchio, from
Publicado em: 2007
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4. A mulher professora na cidade de São Paulo: política, imprensa e universidade (1971-1990)
This research investigates both the education and the working conditions offered to teachers for the elementary school grades, hereafter represented by women, who account for 81,3% of the total number of teachers in the country. The moment in time chosen, from 1971 to 1990, comprises periods of Military Regime (1964) and of the way towards political re-democ
Publicado em: 2007
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5. Learning evalution in a high school concerning the official speech and the teaching practice (study case made in a state public school) / Avaliação da Aprendizagem no Ensino Médio: do discurso oficial à prática docente (estudo de caso numa escola pública estadual).
The present study had as general goal analyze the outcome of the official proposals related to the teaching practices on the learning process evaluation encompassing the basic procedures of State Schools, which were set up in the years 2000 and 2004 by the Basic Education Bureau of Ceará SEDUC. Its aim was to identify the concepts of learning acquisition wh
Publicado em: 2006
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6. Attendance to the children and adolescents in situation of sexual abuse: the speech of the health proffessionals. / Atendimento a crianÃas e adolescentes em situaÃÃo de abuso sexual: o discurso dos profissionais da saÃde
The sexual abuse of children and adolescents consists of a risk situation and a violation of sexual and particular human rights of the person in development. In the attendance to the victims, the health professionals need to act with instrumental and theoretical resources that are beyond what undergraduate courses offer. One aimed to analyze the actions deve
Publicado em: 2006
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7. Melhoria da qualidade de sinais de fala degradados por ruído através da utilização de sinais sintetizados. / Speech Enhancement using synthetized signals.
Este trabalho discute um novo método para a melhoria da qualidade de sinais de fala degradados por ruído aditivo branco de elevada intensidade (SNR segmentada variando de 10 a 3 dB). A técnica apresentada baseia-se na soma ponderada entre um sinal obtido por subtração espectral e um sinal sintetizado, produzido de acordo com o modelo digital de produç�
Publicado em: 2003
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8. Redução adaptativa de eco e de ruído para terminais viva-voz. / Speech enhancement and acoustic echo cancellation for hands-free sets.
There is currently great motivation in developing hands-free devices which offer users, engaged in a telephone conversation, a good level of naturalness and intelligibility. In this work, the goal is to present a solution for two well-known problems that occur when designing a hands-free device for use in automobile environments: (1) the acoustic echo coupli
Publicado em: 2002
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9. Necrotising leukoencephalopathy complicating treatment of childhood leukaemia.
Nine children treated for acute leukemia or lymphosarcoma developed subacute encephalopathy starting with listlessness, depression and impairment of speech. Walking difficulties, ataxia, spasticity and sphincter disorders developed later. Transient intracranial hypertension and abnormal movements respectively developed in two patients. EEG frontal slow waves