Correio Eletrônico com Processamento de Fala

Abstract

The interation between user and computer have change in last years. Nowadays, the speech have been used in this process, mainly, providing acessibility for handicappeds. In this aspect, already have tools that allow the developing of free software with mode of speech recognition and synthesis, between other languages, for brazilian portuguese. For the recognition was used the Coruja system, that support these JSAPI specification. Already for synthesis was used the FreeTTS with a voice for PB of MBROLA project. The decoder utilized was the Julius, this is a free software. Based in the cited tools, this work consisted in a developing of an extension with speech recognition and synthesis that allow a control of Thunderbird, the mails manager of free code. Evaluate qualitative form the performance of two ways of recognition, grammar and dictation, in context of target application. A important aspect, in relation the configuration of input file of Julius, is the pruning of parameters, because these better adjusted allow better recognition taxe and small system response time. Therefore, the work find contribute too with results about the adjustment of Julius decoder for that the builded extension have the response time and accuracy appropriate for email application.